[NET] SCTP: Fix whitespace errors.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/sctp/associola.c

@@ -158,14 +158,14 @@ static struct sctp_association *sctp_association_init(struct sctp_association *a
 	 * If the 'T5-shutdown-guard' timer is used, it SHOULD be set to the
 	 * recommended value of 5 times 'RTO.Max'.
 	 */
-        asoc->timeouts[SCTP_EVENT_TIMEOUT_T5_SHUTDOWN_GUARD]
+	asoc->timeouts[SCTP_EVENT_TIMEOUT_T5_SHUTDOWN_GUARD]
 		= 5 * asoc->rto_max;
 
 	asoc->timeouts[SCTP_EVENT_TIMEOUT_HEARTBEAT] = 0;
 	asoc->timeouts[SCTP_EVENT_TIMEOUT_SACK] = asoc->sackdelay;
 	asoc->timeouts[SCTP_EVENT_TIMEOUT_AUTOCLOSE] =
 		sp->autoclose * HZ;
-	
+
 	/* Initilizes the timers */
 	for (i = SCTP_EVENT_TIMEOUT_NONE; i < SCTP_NUM_TIMEOUT_TYPES; ++i) {
 		init_timer(&asoc->timers[i]);
@@ -1334,8 +1334,8 @@ int sctp_assoc_set_bind_addr_from_cookie(struct sctp_association *asoc,
 				      asoc->ep->base.bind_addr.port, gfp);
 }
 
-/* Lookup laddr in the bind address list of an association. */ 
-int sctp_assoc_lookup_laddr(struct sctp_association *asoc, 
+/* Lookup laddr in the bind address list of an association. */
+int sctp_assoc_lookup_laddr(struct sctp_association *asoc,
 			    const union sctp_addr *laddr)
 {
 	int found;
@@ -1343,7 +1343,7 @@ int sctp_assoc_lookup_laddr(struct sctp_association *asoc,
 	sctp_read_lock(&asoc->base.addr_lock);
 	if ((asoc->base.bind_addr.port == ntohs(laddr->v4.sin_port)) &&
 	    sctp_bind_addr_match(&asoc->base.bind_addr, laddr,
-			         sctp_sk(asoc->base.sk))) {
+				 sctp_sk(asoc->base.sk))) {
 		found = 1;
 		goto out;
 	}

net/sctp/bind_addr.c

@@ -62,7 +62,7 @@ static void sctp_bind_addr_clean(struct sctp_bind_addr *);
 /* Copy 'src' to 'dest' taking 'scope' into account.  Omit addresses
  * in 'src' which have a broader scope than 'scope'.
  */
-int sctp_bind_addr_copy(struct sctp_bind_addr *dest, 
+int sctp_bind_addr_copy(struct sctp_bind_addr *dest,
 			const struct sctp_bind_addr *src,
 			sctp_scope_t scope, gfp_t gfp,
 			int flags)
@@ -296,7 +296,7 @@ int sctp_raw_to_bind_addrs(struct sctp_bind_addr *bp, __u8 *raw_addr_list,
  ********************************************************************/
 
 /* Does this contain a specified address?  Allow wildcarding. */
-int sctp_bind_addr_match(struct sctp_bind_addr *bp, 
+int sctp_bind_addr_match(struct sctp_bind_addr *bp,
 			 const union sctp_addr *addr,
 			 struct sctp_sock *opt)
 {
@@ -306,7 +306,7 @@ int sctp_bind_addr_match(struct sctp_bind_addr *bp,
 	list_for_each(pos, &bp->address_list) {
 		laddr = list_entry(pos, struct sctp_sockaddr_entry, list);
 		if (opt->pf->cmp_addr(&laddr->a, addr, opt))
- 			return 1;
+			return 1;
 	}
 
 	return 0;
@@ -329,12 +329,12 @@ union sctp_addr *sctp_find_unmatch_addr(struct sctp_bind_addr	*bp,
 
 	list_for_each(pos, &bp->address_list) {
 		laddr = list_entry(pos, struct sctp_sockaddr_entry, list);
-		
+
 		addr_buf = (union sctp_addr *)addrs;
 		for (i = 0; i < addrcnt; i++) {
 			addr = (union sctp_addr *)addr_buf;
 			af = sctp_get_af_specific(addr->v4.sin_family);
-			if (!af) 
+			if (!af)
 				return NULL;
 
 			if (opt->pf->cmp_addr(&laddr->a, addr, opt))
@@ -350,7 +350,7 @@ union sctp_addr *sctp_find_unmatch_addr(struct sctp_bind_addr	*bp,
 }
 
 /* Copy out addresses from the global local address list. */
-static int sctp_copy_one_addr(struct sctp_bind_addr *dest, 
+static int sctp_copy_one_addr(struct sctp_bind_addr *dest,
 			      union sctp_addr *addr,
 			      sctp_scope_t scope, gfp_t gfp,
 			      int flags)

net/sctp/crc32c.c

@@ -1,40 +1,40 @@
 /* SCTP kernel reference Implementation
  * Copyright (c) 1999-2001 Motorola, Inc.
  * Copyright (c) 2001-2003 International Business Machines, Corp.
- * 
+ *
  * This file is part of the SCTP kernel reference Implementation
- * 
+ *
  * SCTP Checksum functions
- * 
- * The SCTP reference implementation is free software; 
- * you can redistribute it and/or modify it under the terms of 
+ *
+ * The SCTP reference implementation is free software;
+ * you can redistribute it and/or modify it under the terms of
  * the GNU General Public License as published by
  * the Free Software Foundation; either version 2, or (at your option)
  * any later version.
- * 
- * The SCTP reference implementation is distributed in the hope that it 
+ *
+ * The SCTP reference implementation is distributed in the hope that it
  * will be useful, but WITHOUT ANY WARRANTY; without even the implied
  *                 ************************
  * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  * See the GNU General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU General Public License
  * along with GNU CC; see the file COPYING.  If not, write to
  * the Free Software Foundation, 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.  
- * 
+ * Boston, MA 02111-1307, USA.
+ *
  * Please send any bug reports or fixes you make to the
  * email address(es):
  *    lksctp developers <lksctp-developers@lists.sourceforge.net>
- * 
+ *
  * Or submit a bug report through the following website:
  *    http://www.sf.net/projects/lksctp
  *
- * Written or modified by: 
- *    Dinakaran Joseph 
+ * Written or modified by:
+ *    Dinakaran Joseph
  *    Jon Grimm <jgrimm@us.ibm.com>
  *    Sridhar Samudrala <sri@us.ibm.com>
- * 
+ *
  * Any bugs reported given to us we will try to fix... any fixes shared will
  * be incorporated into the next SCTP release.
  */
@@ -135,10 +135,10 @@ static const __u32 crc_c[256] = {
 	0x79B737BA, 0x8BDCB4B9, 0x988C474D, 0x6AE7C44E,
 	0xBE2DA0A5, 0x4C4623A6, 0x5F16D052, 0xAD7D5351,
 };
-     
+
 __u32 sctp_start_cksum(__u8 *buffer, __u16 length)
 {
-    	__u32 crc32 = ~(__u32) 0;
+	__u32 crc32 = ~(__u32) 0;
 	__u32 i;
 
 	/* Optimize this routine to be SCTP specific, knowing how
@@ -147,7 +147,7 @@ __u32 sctp_start_cksum(__u8 *buffer, __u16 length)
 
 	/* Calculate CRC up to the checksum. */
 	for (i = 0; i < (sizeof(struct sctphdr) - sizeof(__u32)); i++)
-      		CRC32C(crc32, buffer[i]);
+		CRC32C(crc32, buffer[i]);
 
 	/* Skip checksum field of the header. */
 	for (i = 0; i < sizeof(__u32); i++)
@@ -175,13 +175,13 @@ __u32 sctp_update_copy_cksum(__u8 *to, __u8 *from, __u16 length, __u32 crc32)
 	__u32 i;
 	__u32 *_to = (__u32 *)to;
 	__u32 *_from = (__u32 *)from;
-	
+
 	for (i = 0; i < (length/4); i++) {
 		_to[i] = _from[i];
 		CRC32C(crc32, from[i*4]);
 		CRC32C(crc32, from[i*4+1]);
 		CRC32C(crc32, from[i*4+2]);
-		CRC32C(crc32, from[i*4+3]);	
+		CRC32C(crc32, from[i*4+3]);
 	}
 
 	return crc32;

net/sctp/debug.c

@@ -3,48 +3,48 @@
  * Copyright (c) 1999-2000 Cisco, Inc.
  * Copyright (c) 1999-2001 Motorola, Inc.
  * Copyright (c) 2001 Intel Corp.
- * 
+ *
  * This file is part of the SCTP kernel reference Implementation
- * 
+ *
  * This file is part of the implementation of the add-IP extension,
  * based on <draft-ietf-tsvwg-addip-sctp-02.txt> June 29, 2001,
  * for the SCTP kernel reference Implementation.
- * 
+ *
  * This file converts numerical ID value to alphabetical names for SCTP
  * terms such as chunk type, parameter time, event type, etc.
- * 
- * The SCTP reference implementation is free software; 
- * you can redistribute it and/or modify it under the terms of 
+ *
+ * The SCTP reference implementation is free software;
+ * you can redistribute it and/or modify it under the terms of
  * the GNU General Public License as published by
  * the Free Software Foundation; either version 2, or (at your option)
  * any later version.
- * 
- * The SCTP reference implementation is distributed in the hope that it 
+ *
+ * The SCTP reference implementation is distributed in the hope that it
  * will be useful, but WITHOUT ANY WARRANTY; without even the implied
  *                 ************************
  * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  * See the GNU General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU General Public License
  * along with GNU CC; see the file COPYING.  If not, write to
  * the Free Software Foundation, 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.  
- * 
+ * Boston, MA 02111-1307, USA.
+ *
  * Please send any bug reports or fixes you make to the
  * email address(es):
  *    lksctp developers <lksctp-developers@lists.sourceforge.net>
- * 
+ *
  * Or submit a bug report through the following website:
  *    http://www.sf.net/projects/lksctp
  *
- * Written or modified by: 
+ * Written or modified by:
  *    La Monte H.P. Yarroll <piggy@acm.org>
  *    Karl Knutson          <karl@athena.chicago.il.us>
  *    Xingang Guo           <xingang.guo@intel.com>
  *    Jon Grimm             <jgrimm@us.ibm.com>
  *    Daisy Chang	    <daisyc@us.ibm.com>
  *    Sridhar Samudrala	    <sri@us.ibm.com>
- * 
+ *
  * Any bugs reported given to us we will try to fix... any fixes shared will
  * be incorporated into the next SCTP release.
  */
@@ -81,7 +81,7 @@ const char *sctp_cname(const sctp_subtype_t cid)
 		return "illegal chunk id";
 	if (cid.chunk <= SCTP_CID_BASE_MAX)
 		return sctp_cid_tbl[cid.chunk];
-	
+
 	switch (cid.chunk) {
 	case SCTP_CID_ASCONF:
 		return "ASCONF";
@@ -154,7 +154,7 @@ const char *sctp_pname(const sctp_subtype_t id)
 
 static const char *sctp_other_tbl[] = {
 	"NO_PENDING_TSN",
-        "ICMP_PROTO_UNREACH",
+	"ICMP_PROTO_UNREACH",
 };
 
 /* Lookup "other" debug name. */

net/sctp/endpointola.c

@@ -369,7 +369,7 @@ static void sctp_endpoint_bh_rcv(struct work_struct *work)
 			chunk->transport->last_time_heard = jiffies;
 
 		error = sctp_do_sm(SCTP_EVENT_T_CHUNK, subtype, state,
-                                   ep, asoc, chunk, GFP_ATOMIC);
+				   ep, asoc, chunk, GFP_ATOMIC);
 
 		if (error && chunk)
 			chunk->pdiscard = 1;

net/sctp/input.c

@@ -226,7 +226,7 @@ int sctp_rcv(struct sk_buff *skb)
 	nf_reset(skb);
 
 	if (sk_filter(sk, skb))
-                goto discard_release;
+		goto discard_release;
 
 	/* Create an SCTP packet structure. */
 	chunk = sctp_chunkify(skb, asoc, sk);
@@ -293,11 +293,11 @@ discard_release:
 int sctp_backlog_rcv(struct sock *sk, struct sk_buff *skb)
 {
 	struct sctp_chunk *chunk = SCTP_INPUT_CB(skb)->chunk;
- 	struct sctp_inq *inqueue = &chunk->rcvr->inqueue;
- 	struct sctp_ep_common *rcvr = NULL;
+	struct sctp_inq *inqueue = &chunk->rcvr->inqueue;
+	struct sctp_ep_common *rcvr = NULL;
 	int backloged = 0;
 
- 	rcvr = chunk->rcvr;
+	rcvr = chunk->rcvr;
 
 	/* If the rcvr is dead then the association or endpoint
 	 * has been deleted and we can safely drop the chunk
@@ -347,7 +347,7 @@ done:
 	else
 		BUG();
 
-        return 0;
+	return 0;
 }
 
 static void sctp_add_backlog(struct sock *sk, struct sk_buff *skb)
@@ -399,7 +399,7 @@ void sctp_icmp_frag_needed(struct sock *sk, struct sctp_association *asoc,
 	 * Normally, if PMTU discovery is disabled, an ICMP Fragmentation
 	 * Needed will never be sent, but if a message was sent before
 	 * PMTU discovery was disabled that was larger than the PMTU, it
-	 * would not be fragmented, so it must be re-transmitted fragmented.	 
+	 * would not be fragmented, so it must be re-transmitted fragmented.
 	 */
 	sctp_retransmit(&asoc->outqueue, t, SCTP_RTXR_PMTUD);
 }
@@ -416,8 +416,8 @@ void sctp_icmp_frag_needed(struct sock *sk, struct sctp_association *asoc,
  *
  */
 void sctp_icmp_proto_unreachable(struct sock *sk,
-                           struct sctp_association *asoc,
-                           struct sctp_transport *t)
+			   struct sctp_association *asoc,
+			   struct sctp_transport *t)
 {
 	SCTP_DEBUG_PRINTK("%s\n",  __FUNCTION__);
 

net/sctp/inqueue.c

@@ -2,43 +2,43 @@
  * Copyright (c) 1999-2000 Cisco, Inc.
  * Copyright (c) 1999-2001 Motorola, Inc.
  * Copyright (c) 2002 International Business Machines, Corp.
- * 
+ *
  * This file is part of the SCTP kernel reference Implementation
- * 
+ *
  * These functions are the methods for accessing the SCTP inqueue.
  *
  * An SCTP inqueue is a queue into which you push SCTP packets
  * (which might be bundles or fragments of chunks) and out of which you
  * pop SCTP whole chunks.
- * 
- * The SCTP reference implementation is free software; 
- * you can redistribute it and/or modify it under the terms of 
+ *
+ * The SCTP reference implementation is free software;
+ * you can redistribute it and/or modify it under the terms of
  * the GNU General Public License as published by
  * the Free Software Foundation; either version 2, or (at your option)
  * any later version.
- * 
- * The SCTP reference implementation is distributed in the hope that it 
+ *
+ * The SCTP reference implementation is distributed in the hope that it
  * will be useful, but WITHOUT ANY WARRANTY; without even the implied
  *                 ************************
  * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  * See the GNU General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU General Public License
  * along with GNU CC; see the file COPYING.  If not, write to
  * the Free Software Foundation, 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.  
- * 
+ * Boston, MA 02111-1307, USA.
+ *
  * Please send any bug reports or fixes you make to the
  * email address(es):
  *    lksctp developers <lksctp-developers@lists.sourceforge.net>
- * 
+ *
  * Or submit a bug report through the following website:
  *    http://www.sf.net/projects/lksctp
  *
- * Written or modified by: 
+ * Written or modified by:
  *    La Monte H.P. Yarroll <piggy@acm.org>
  *    Karl Knutson <karl@athena.chicago.il.us>
- * 
+ *
  * Any bugs reported given to us we will try to fix... any fixes shared will
  * be incorporated into the next SCTP release.
  */
@@ -152,8 +152,8 @@ struct sctp_chunk *sctp_inq_pop(struct sctp_inq *queue)
 		chunk->data_accepted = 0;
 	}
 
-        chunk->chunk_hdr = ch;
-        chunk->chunk_end = ((__u8 *)ch) + WORD_ROUND(ntohs(ch->length));
+	chunk->chunk_hdr = ch;
+	chunk->chunk_end = ((__u8 *)ch) + WORD_ROUND(ntohs(ch->length));
 	/* In the unlikely case of an IP reassembly, the skb could be
 	 * non-linear. If so, update chunk_end so that it doesn't go past
 	 * the skb->tail.
@@ -169,11 +169,11 @@ struct sctp_chunk *sctp_inq_pop(struct sctp_inq *queue)
 		/* This is not a singleton */
 		chunk->singleton = 0;
 	} else if (chunk->chunk_end > chunk->skb->tail) {
-                /* RFC 2960, Section 6.10  Bundling
+		/* RFC 2960, Section 6.10  Bundling
 		 *
 		 * Partial chunks MUST NOT be placed in an SCTP packet.
 		 * If the receiver detects a partial chunk, it MUST drop
-		 * the chunk.  
+		 * the chunk.
 		 *
 		 * Since the end of the chunk is past the end of our buffer
 		 * (which contains the whole packet, we can freely discard

net/sctp/ipv6.c

@@ -236,7 +236,7 @@ static struct dst_entry *sctp_v6_get_dst(struct sctp_association *asoc,
 	ipv6_addr_copy(&fl.fl6_dst, &daddr->v6.sin6_addr);
 	if (ipv6_addr_type(&daddr->v6.sin6_addr) & IPV6_ADDR_LINKLOCAL)
 		fl.oif = daddr->v6.sin6_scope_id;
-	
+
 
 	SCTP_DEBUG_PRINTK("%s: DST=" NIP6_FMT " ",
 			  __FUNCTION__, NIP6(fl.fl6_dst));

net/sctp/objcnt.c

@@ -1,39 +1,39 @@
 /* SCTP kernel reference Implementation
  * (C) Copyright IBM Corp. 2001, 2004
- * 
+ *
  * This file is part of the SCTP kernel reference Implementation
- * 
+ *
  * Support for memory object debugging.  This allows one to monitor the
- * object allocations/deallocations for types instrumented for this 
- * via the proc fs. 
- * 
- * The SCTP reference implementation is free software; 
- * you can redistribute it and/or modify it under the terms of 
+ * object allocations/deallocations for types instrumented for this
+ * via the proc fs.
+ *
+ * The SCTP reference implementation is free software;
+ * you can redistribute it and/or modify it under the terms of
  * the GNU General Public License as published by
  * the Free Software Foundation; either version 2, or (at your option)
  * any later version.
- * 
- * The SCTP reference implementation is distributed in the hope that it 
+ *
+ * The SCTP reference implementation is distributed in the hope that it
  * will be useful, but WITHOUT ANY WARRANTY; without even the implied
  *                 ************************
  * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  * See the GNU General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU General Public License
  * along with GNU CC; see the file COPYING.  If not, write to
  * the Free Software Foundation, 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.  
- * 
+ * Boston, MA 02111-1307, USA.
+ *
  * Please send any bug reports or fixes you make to the
  * email address(es):
  *    lksctp developers <lksctp-developers@lists.sourceforge.net>
- * 
+ *
  * Or submit a bug report through the following website:
  *    http://www.sf.net/projects/lksctp
  *
- * Written or modified by: 
+ * Written or modified by:
  *    Jon Grimm             <jgrimm@us.ibm.com>
- * 
+ *
  * Any bugs reported given to us we will try to fix... any fixes shared will
  * be incorporated into the next SCTP release.
  */
@@ -121,7 +121,7 @@ done:
 	if (len > length)
 		len = length;
 
-  	return len;
+	return len;
 }
 
 /* Initialize the objcount in the proc filesystem.  */
@@ -131,7 +131,7 @@ void sctp_dbg_objcnt_init(void)
 	ent = create_proc_read_entry("sctp_dbg_objcnt", 0, proc_net_sctp,
 			       sctp_dbg_objcnt_read, NULL);
 	if (!ent)
-		printk(KERN_WARNING 
+		printk(KERN_WARNING
 			"sctp_dbg_objcnt: Unable to create /proc entry.\n");
 }
 

net/sctp/output.c

@@ -85,8 +85,8 @@ struct sctp_packet *sctp_packet_config(struct sctp_packet *packet,
 		chunk = sctp_get_ecne_prepend(packet->transport->asoc);
 
 		/* If there a is a prepend chunk stick it on the list before
-	 	 * any other chunks get appended.
-	 	 */
+		 * any other chunks get appended.
+		 */
 		if (chunk)
 			sctp_packet_append_chunk(packet, chunk);
 	}
@@ -110,8 +110,8 @@ struct sctp_packet *sctp_packet_init(struct sctp_packet *packet,
 	packet->destination_port = dport;
 	INIT_LIST_HEAD(&packet->chunk_list);
 	if (asoc) {
-		struct sctp_sock *sp = sctp_sk(asoc->base.sk);	
-		overhead = sp->pf->af->net_header_len; 
+		struct sctp_sock *sp = sctp_sk(asoc->base.sk);
+		overhead = sp->pf->af->net_header_len;
 	} else {
 		overhead = sizeof(struct ipv6hdr);
 	}
@@ -442,7 +442,7 @@ int sctp_packet_transmit(struct sctp_packet *packet)
 		 * acknowledged or have failed.
 		 */
 		if (!sctp_chunk_is_data(chunk))
-    			sctp_chunk_free(chunk);
+			sctp_chunk_free(chunk);
 	}
 
 	/* Perform final transformation on checksum. */
@@ -528,7 +528,7 @@ err:
 	list_for_each_entry_safe(chunk, tmp, &packet->chunk_list, list) {
 		list_del_init(&chunk->list);
 		if (!sctp_chunk_is_data(chunk))
-    			sctp_chunk_free(chunk);
+			sctp_chunk_free(chunk);
 	}
 	goto out;
 nomem:

net/sctp/outqueue.c

@@ -376,7 +376,7 @@ static void sctp_insert_list(struct list_head *head, struct list_head *new)
 		}
 	}
 	if (!done)
-		list_add_tail(new, head); 
+		list_add_tail(new, head);
 }
 
 /* Mark all the eligible packets on a transport for retransmission.  */
@@ -578,7 +578,7 @@ static int sctp_outq_flush_rtx(struct sctp_outq *q, struct sctp_packet *pkt,
 			break;
 
 		case SCTP_XMIT_RWND_FULL:
-		        /* Send this packet. */
+			/* Send this packet. */
 			if ((error = sctp_packet_transmit(pkt)) == 0)
 				*start_timer = 1;
 
@@ -590,7 +590,7 @@ static int sctp_outq_flush_rtx(struct sctp_outq *q, struct sctp_packet *pkt,
 			break;
 
 		case SCTP_XMIT_NAGLE_DELAY:
-		        /* Send this packet. */
+			/* Send this packet. */
 			if ((error = sctp_packet_transmit(pkt)) == 0)
 				*start_timer = 1;
 
@@ -605,7 +605,7 @@ static int sctp_outq_flush_rtx(struct sctp_outq *q, struct sctp_packet *pkt,
 			 */
 			list_add_tail(lchunk, &transport->transmitted);
 
-			/* Mark the chunk as ineligible for fast retransmit 
+			/* Mark the chunk as ineligible for fast retransmit
 			 * after it is retransmitted.
 			 */
 			if (chunk->fast_retransmit > 0)
@@ -703,11 +703,11 @@ int sctp_outq_flush(struct sctp_outq *q, int rtx_timeout)
 			 * inactive.
 			 *
 			 * 3.3.6 Heartbeat Acknowledgement:
-			 * ...  
+			 * ...
 			 * A HEARTBEAT ACK is always sent to the source IP
 			 * address of the IP datagram containing the
 			 * HEARTBEAT chunk to which this ack is responding.
-			 * ...  
+			 * ...
 			 */
 			if (chunk->chunk_hdr->type != SCTP_CID_HEARTBEAT &&
 			    chunk->chunk_hdr->type != SCTP_CID_HEARTBEAT_ACK)
@@ -914,7 +914,7 @@ int sctp_outq_flush(struct sctp_outq *q, int rtx_timeout)
 				BUG();
 			}
 
-			/* BUG: We assume that the sctp_packet_transmit() 
+			/* BUG: We assume that the sctp_packet_transmit()
 			 * call below will succeed all the time and add the
 			 * chunk to the transmitted list and restart the
 			 * timers.
@@ -1266,7 +1266,7 @@ static void sctp_check_transmitted(struct sctp_outq *q,
 				 * first instance of the packet or a later
 				 * instance).
 				 */
-			   	if (!tchunk->tsn_gap_acked &&
+				if (!tchunk->tsn_gap_acked &&
 				    !tchunk->resent &&
 				    tchunk->rtt_in_progress) {
 					tchunk->rtt_in_progress = 0;
@@ -1275,7 +1275,7 @@ static void sctp_check_transmitted(struct sctp_outq *q,
 								  rtt);
 				}
 			}
-                        if (TSN_lte(tsn, sack_ctsn)) {
+			if (TSN_lte(tsn, sack_ctsn)) {
 				/* RFC 2960  6.3.2 Retransmission Timer Rules
 				 *
 				 * R3) Whenever a SACK is received
@@ -1590,7 +1590,7 @@ static void sctp_mark_missing(struct sctp_outq *q,
 		SCTP_DEBUG_PRINTK("%s: transport: %p, cwnd: %d, "
 				  "ssthresh: %d, flight_size: %d, pba: %d\n",
 				  __FUNCTION__, transport, transport->cwnd,
-			  	  transport->ssthresh, transport->flight_size,
+				  transport->ssthresh, transport->flight_size,
 				  transport->partial_bytes_acked);
 	}
 }
@@ -1603,7 +1603,7 @@ static int sctp_acked(struct sctp_sackhdr *sack, __u32 tsn)
 	__u16 gap;
 	__u32 ctsn = ntohl(sack->cum_tsn_ack);
 
-        if (TSN_lte(tsn, ctsn))
+	if (TSN_lte(tsn, ctsn))
 		goto pass;
 
 	/* 3.3.4 Selective Acknowledgement (SACK) (3):
@@ -1657,7 +1657,7 @@ static void sctp_generate_fwdtsn(struct sctp_outq *q, __u32 ctsn)
 
 	/* PR-SCTP C1) Let SackCumAck be the Cumulative TSN ACK carried in the
 	 * received SACK.
-	 * 
+	 *
 	 * If (Advanced.Peer.Ack.Point < SackCumAck), then update
 	 * Advanced.Peer.Ack.Point to be equal to SackCumAck.
 	 */
@@ -1671,7 +1671,7 @@ static void sctp_generate_fwdtsn(struct sctp_outq *q, __u32 ctsn)
 	 *
 	 * Assuming that a SACK arrived with the Cumulative TSN ACK 102
 	 * and the Advanced.Peer.Ack.Point is updated to this value:
-	 * 
+	 *
 	 *   out-queue at the end of  ==>   out-queue after Adv.Ack.Point
 	 *   normal SACK processing           local advancement
 	 *                ...                           ...
@@ -1692,7 +1692,7 @@ static void sctp_generate_fwdtsn(struct sctp_outq *q, __u32 ctsn)
 
 		/* Remove any chunks in the abandoned queue that are acked by
 		 * the ctsn.
-		 */ 
+		 */
 		if (TSN_lte(tsn, ctsn)) {
 			list_del_init(lchunk);
 			if (!chunk->tsn_gap_acked) {
@@ -1743,7 +1743,7 @@ static void sctp_generate_fwdtsn(struct sctp_outq *q, __u32 ctsn)
 	 */
 	if (asoc->adv_peer_ack_point > ctsn)
 		ftsn_chunk = sctp_make_fwdtsn(asoc, asoc->adv_peer_ack_point,
-					      nskips, &ftsn_skip_arr[0]); 
+					      nskips, &ftsn_skip_arr[0]);
 
 	if (ftsn_chunk) {
 		list_add_tail(&ftsn_chunk->list, &q->control_chunk_list);

net/sctp/primitive.c

@@ -70,7 +70,7 @@ int sctp_primitive_ ## name(struct sctp_association *asoc, \
 	\
 	error = sctp_do_sm(event_type, subtype, state, ep, asoc, \
 			   arg, GFP_KERNEL); \
- 	return error; \
+	return error; \
 }
 
 /* 10.1 ULP-to-SCTP
@@ -207,7 +207,7 @@ DECLARE_PRIMITIVE(REQUESTHEARTBEAT);
 
 /* ADDIP
 * 3.1.1 Address Configuration Change Chunk (ASCONF)
-* 
+*
 * This chunk is used to communicate to the remote endpoint one of the
 * configuration change requests that MUST be acknowledged.  The
 * information carried in the ASCONF Chunk uses the form of a

net/sctp/proc.c

@@ -77,7 +77,7 @@ static struct snmp_mib sctp_snmp_list[] = {
 
 /* Return the current value of a particular entry in the mib by adding its
  * per cpu counters.
- */ 
+ */
 static unsigned long
 fold_field(void *mib[], int nr)
 {
@@ -102,7 +102,7 @@ static int sctp_snmp_seq_show(struct seq_file *seq, void *v)
 
 	for (i = 0; sctp_snmp_list[i].name != NULL; i++)
 		seq_printf(seq, "%-32s\t%ld\n", sctp_snmp_list[i].name,
-			   fold_field((void **)sctp_statistics, 
+			   fold_field((void **)sctp_statistics,
 				      sctp_snmp_list[i].entry));
 
 	return 0;

net/sctp/protocol.c

@@ -102,11 +102,11 @@ static __init int sctp_proc_init(void)
 	}
 
 	if (sctp_snmp_proc_init())
-		goto out_nomem;	
+		goto out_nomem;
 	if (sctp_eps_proc_init())
-		goto out_nomem;	
+		goto out_nomem;
 	if (sctp_assocs_proc_init())
-		goto out_nomem;	
+		goto out_nomem;
 
 	return 0;
 
@@ -114,7 +114,7 @@ out_nomem:
 	return -ENOMEM;
 }
 
-/* Clean up the proc fs entry for the SCTP protocol. 
+/* Clean up the proc fs entry for the SCTP protocol.
  * Note: Do not make this __exit as it is used in the init error
  * path.
  */
@@ -286,7 +286,7 @@ static int sctp_v4_to_addr_param(const union sctp_addr *addr,
 
 	param->v4.param_hdr.type = SCTP_PARAM_IPV4_ADDRESS;
 	param->v4.param_hdr.length = htons(length);
-	param->v4.addr.s_addr = addr->v4.sin_addr.s_addr;	
+	param->v4.addr.s_addr = addr->v4.sin_addr.s_addr;
 
 	return length;
 }
@@ -344,9 +344,9 @@ static int sctp_v4_addr_valid(union sctp_addr *addr,
 	if (IS_IPV4_UNUSABLE_ADDRESS(&addr->v4.sin_addr.s_addr))
 		return 0;
 
- 	/* Is this a broadcast address? */
- 	if (skb && ((struct rtable *)skb->dst)->rt_flags & RTCF_BROADCAST)
- 		return 0;
+	/* Is this a broadcast address? */
+	if (skb && ((struct rtable *)skb->dst)->rt_flags & RTCF_BROADCAST)
+		return 0;
 
 	return 1;
 }
@@ -494,7 +494,7 @@ out_unlock:
 out:
 	if (dst)
 		SCTP_DEBUG_PRINTK("rt_dst:%u.%u.%u.%u, rt_src:%u.%u.%u.%u\n",
-			  	  NIPQUAD(rt->rt_dst), NIPQUAD(rt->rt_src));
+				  NIPQUAD(rt->rt_dst), NIPQUAD(rt->rt_src));
 	else
 		SCTP_DEBUG_PRINTK("NO ROUTE\n");
 
@@ -517,14 +517,14 @@ static void sctp_v4_get_saddr(struct sctp_association *asoc,
 	if (rt) {
 		saddr->v4.sin_family = AF_INET;
 		saddr->v4.sin_port = htons(asoc->base.bind_addr.port);
-		saddr->v4.sin_addr.s_addr = rt->rt_src; 
+		saddr->v4.sin_addr.s_addr = rt->rt_src;
 	}
 }
 
 /* What interface did this skb arrive on? */
 static int sctp_v4_skb_iif(const struct sk_buff *skb)
 {
-     	return ((struct rtable *)skb->dst)->rt_iif;
+	return ((struct rtable *)skb->dst)->rt_iif;
 }
 
 /* Was this packet marked by Explicit Congestion Notification? */
@@ -569,7 +569,7 @@ static struct sock *sctp_v4_create_accept_sk(struct sock *sk,
 	newinet->dport = htons(asoc->peer.port);
 	newinet->daddr = asoc->peer.primary_addr.v4.sin_addr.s_addr;
 	newinet->pmtudisc = inet->pmtudisc;
-      	newinet->id = asoc->next_tsn ^ jiffies;
+	newinet->id = asoc->next_tsn ^ jiffies;
 
 	newinet->uc_ttl = -1;
 	newinet->mc_loop = 1;

net/sctp/sm_make_chunk.c

@@ -118,7 +118,7 @@ void  sctp_init_cause(struct sctp_chunk *chunk, __be16 cause_code,
 	int padlen;
 	__u16 len;
 
-        /* Cause code constants are now defined in network order.  */
+	/* Cause code constants are now defined in network order.  */
 	err.cause = cause_code;
 	len = sizeof(sctp_errhdr_t) + paylen;
 	padlen = len % 4;
@@ -295,11 +295,11 @@ struct sctp_chunk *sctp_make_init_ack(const struct sctp_association *asoc,
 	 */
 	chunksize = sizeof(initack) + addrs_len + cookie_len + unkparam_len;
 
-        /* Tell peer that we'll do ECN only if peer advertised such cap.  */
+	/* Tell peer that we'll do ECN only if peer advertised such cap.  */
 	if (asoc->peer.ecn_capable)
 		chunksize += sizeof(ecap_param);
 
-        /* Tell peer that we'll do PR-SCTP only if peer advertised.  */
+	/* Tell peer that we'll do PR-SCTP only if peer advertised.  */
 	if (asoc->peer.prsctp_capable)
 		chunksize += sizeof(prsctp_param);
 
@@ -728,7 +728,7 @@ struct sctp_chunk *sctp_make_shutdown_complete(
 	if (retval && chunk)
 		retval->transport = chunk->transport;
 
-        return retval;
+	return retval;
 }
 
 /* Create an ABORT.  Note that we set the T bit if we have no
@@ -844,7 +844,7 @@ err_chunk:
 	return retval;
 }
 
-/* Make an ABORT chunk with a PROTOCOL VIOLATION cause code. */ 
+/* Make an ABORT chunk with a PROTOCOL VIOLATION cause code. */
 struct sctp_chunk *sctp_make_abort_violation(
 	const struct sctp_association *asoc,
 	const struct sctp_chunk *chunk,
@@ -1265,8 +1265,8 @@ static sctp_cookie_param_t *sctp_pack_cookie(const struct sctp_endpoint *ep,
 	/* Header size is static data prior to the actual cookie, including
 	 * any padding.
 	 */
-	headersize = sizeof(sctp_paramhdr_t) + 
-		     (sizeof(struct sctp_signed_cookie) - 
+	headersize = sizeof(sctp_paramhdr_t) +
+		     (sizeof(struct sctp_signed_cookie) -
 		      sizeof(struct sctp_cookie));
 	bodysize = sizeof(struct sctp_cookie)
 		+ ntohs(init_chunk->chunk_hdr->length) + addrs_len;
@@ -1315,7 +1315,7 @@ static sctp_cookie_param_t *sctp_pack_cookie(const struct sctp_endpoint *ep,
 	memcpy((__u8 *)&cookie->c.peer_init[0] +
 	       ntohs(init_chunk->chunk_hdr->length), raw_addrs, addrs_len);
 
-  	if (sctp_sk(ep->base.sk)->hmac) {
+	if (sctp_sk(ep->base.sk)->hmac) {
 		struct hash_desc desc;
 
 		/* Sign the message.  */
@@ -1324,8 +1324,8 @@ static sctp_cookie_param_t *sctp_pack_cookie(const struct sctp_endpoint *ep,
 		sg.length = bodysize;
 		keylen = SCTP_SECRET_SIZE;
 		key = (char *)ep->secret_key[ep->current_key];
-  		desc.tfm = sctp_sk(ep->base.sk)->hmac;
-  		desc.flags = 0;
+		desc.tfm = sctp_sk(ep->base.sk)->hmac;
+		desc.flags = 0;
 
 		if (crypto_hash_setkey(desc.tfm, key, keylen) ||
 		    crypto_hash_digest(&desc, &sg, bodysize, cookie->signature))
@@ -1365,7 +1365,7 @@ struct sctp_association *sctp_unpack_cookie(
 	 * any padding.
 	 */
 	headersize = sizeof(sctp_chunkhdr_t) +
-		     (sizeof(struct sctp_signed_cookie) - 
+		     (sizeof(struct sctp_signed_cookie) -
 		      sizeof(struct sctp_cookie));
 	bodysize = ntohs(chunk->chunk_hdr->length) - headersize;
 	fixed_size = headersize + sizeof(struct sctp_cookie);
@@ -1593,7 +1593,7 @@ static int sctp_process_inv_paramlength(const struct sctp_association *asoc,
 					struct sctp_chunk **errp)
 {
 	char		error[] = "The following parameter had invalid length:";
-	size_t		payload_len = WORD_ROUND(sizeof(error)) + 
+	size_t		payload_len = WORD_ROUND(sizeof(error)) +
 						sizeof(sctp_paramhdr_t);
 
 
@@ -1752,7 +1752,7 @@ static int sctp_verify_param(const struct sctp_association *asoc,
 	case SCTP_PARAM_FWD_TSN_SUPPORT:
 		if (sctp_prsctp_enable)
 			break;
-		/* Fall Through */ 
+		/* Fall Through */
 	default:
 		SCTP_DEBUG_PRINTK("Unrecognized param: %d for chunk %d.\n",
 				ntohs(param.p->type), cid);
@@ -1861,7 +1861,7 @@ int sctp_process_init(struct sctp_association *asoc, sctp_cid_t cid,
 	sctp_walk_params(param, peer_init, init_hdr.params) {
 
 		if (!sctp_process_param(asoc, param, peer_addr, gfp))
-                        goto clean_up;
+			goto clean_up;
 	}
 
 	/* Walk list of transports, removing transports in the UNKNOWN state. */
@@ -1937,7 +1937,7 @@ int sctp_process_init(struct sctp_association *asoc, sctp_cid_t cid,
 	 */
 
 	/* Allocate storage for the negotiated streams if it is not a temporary
- 	 * association.
+	 * association.
 	 */
 	if (!asoc->temp) {
 		int assoc_id;
@@ -2109,7 +2109,7 @@ static int sctp_process_param(struct sctp_association *asoc,
 			asoc->peer.prsctp_capable = 1;
 			break;
 		}
-		/* Fall Through */ 
+		/* Fall Through */
 	default:
 		/* Any unrecognized parameters should have been caught
 		 * and handled by sctp_verify_param() which should be
@@ -2168,7 +2168,7 @@ __u32 sctp_generate_tsn(const struct sctp_endpoint *ep)
  *     |                     ASCONF Parameter #N                       |
  *      +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
  *
- * Address Parameter and other parameter will not be wrapped in this function 
+ * Address Parameter and other parameter will not be wrapped in this function
  */
 static struct sctp_chunk *sctp_make_asconf(struct sctp_association *asoc,
 					   union sctp_addr *addr,
@@ -2290,7 +2290,7 @@ struct sctp_chunk *sctp_make_asconf_update_ip(struct sctp_association *asoc,
  *     |                       Address Parameter                       |
  *     +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
  *
- * Create an ASCONF chunk with Set Primary IP address parameter. 
+ * Create an ASCONF chunk with Set Primary IP address parameter.
  */
 struct sctp_chunk *sctp_make_asconf_set_prim(struct sctp_association *asoc,
 					     union sctp_addr *addr)
@@ -2339,7 +2339,7 @@ struct sctp_chunk *sctp_make_asconf_set_prim(struct sctp_association *asoc,
  *     |                 ASCONF Parameter Response#N                   |
  *     +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
  *
- * Create an ASCONF_ACK chunk with enough space for the parameter responses. 
+ * Create an ASCONF_ACK chunk with enough space for the parameter responses.
  */
 static struct sctp_chunk *sctp_make_asconf_ack(const struct sctp_association *asoc,
 					       __u32 serial, int vparam_len)
@@ -2381,7 +2381,7 @@ static void sctp_add_asconf_response(struct sctp_chunk *chunk, __be32 crr_id,
 				 ntohs(asconf_param->param_hdr.length);
 	}
 
-	/* Add Success Indication or Error Cause Indication parameter. */ 
+	/* Add Success Indication or Error Cause Indication parameter. */
 	ack_param.param_hdr.type = response_type;
 	ack_param.param_hdr.length = htons(sizeof(ack_param) +
 					   err_param_len +
@@ -2424,11 +2424,11 @@ static __be16 sctp_process_asconf_param(struct sctp_association *asoc,
 	switch (asconf_param->param_hdr.type) {
 	case SCTP_PARAM_ADD_IP:
 		/* ADDIP 4.3 D9) If an endpoint receives an ADD IP address
-	 	 * request and does not have the local resources to add this
-	 	 * new address to the association, it MUST return an Error
-	 	 * Cause TLV set to the new error code 'Operation Refused
-	 	 * Due to Resource Shortage'.
-	 	 */
+		 * request and does not have the local resources to add this
+		 * new address to the association, it MUST return an Error
+		 * Cause TLV set to the new error code 'Operation Refused
+		 * Due to Resource Shortage'.
+		 */
 
 		peer = sctp_assoc_add_peer(asoc, &addr, GFP_ATOMIC, SCTP_UNCONFIRMED);
 		if (!peer)
@@ -2440,10 +2440,10 @@ static __be16 sctp_process_asconf_param(struct sctp_association *asoc,
 		break;
 	case SCTP_PARAM_DEL_IP:
 		/* ADDIP 4.3 D7) If a request is received to delete the
-	 	 * last remaining IP address of a peer endpoint, the receiver
-	 	 * MUST send an Error Cause TLV with the error cause set to the
-	 	 * new error code 'Request to Delete Last Remaining IP Address'.
-	 	 */
+		 * last remaining IP address of a peer endpoint, the receiver
+		 * MUST send an Error Cause TLV with the error cause set to the
+		 * new error code 'Request to Delete Last Remaining IP Address'.
+		 */
 		pos = asoc->peer.transport_addr_list.next;
 		if (pos->next == &asoc->peer.transport_addr_list)
 			return SCTP_ERROR_DEL_LAST_IP;
@@ -2475,7 +2475,7 @@ static __be16 sctp_process_asconf_param(struct sctp_association *asoc,
 	return SCTP_ERROR_NO_ERROR;
 }
 
-/* Process an incoming ASCONF chunk with the next expected serial no. and 
+/* Process an incoming ASCONF chunk with the next expected serial no. and
  * return an ASCONF_ACK chunk to be sent in response.
  */
 struct sctp_chunk *sctp_process_asconf(struct sctp_association *asoc,
@@ -2495,19 +2495,19 @@ struct sctp_chunk *sctp_process_asconf(struct sctp_association *asoc,
 	hdr = (sctp_addiphdr_t *)asconf->skb->data;
 	serial = ntohl(hdr->serial);
 
-	/* Skip the addiphdr and store a pointer to address parameter.  */ 
+	/* Skip the addiphdr and store a pointer to address parameter.  */
 	length = sizeof(sctp_addiphdr_t);
 	addr_param = (union sctp_addr_param *)(asconf->skb->data + length);
 	chunk_len -= length;
 
 	/* Skip the address parameter and store a pointer to the first
 	 * asconf paramter.
-	 */ 
+	 */
 	length = ntohs(addr_param->v4.param_hdr.length);
 	asconf_param = (sctp_addip_param_t *)((void *)addr_param + length);
 	chunk_len -= length;
 
-	/* create an ASCONF_ACK chunk. 
+	/* create an ASCONF_ACK chunk.
 	 * Based on the definitions of parameters, we know that the size of
 	 * ASCONF_ACK parameters are less than or equal to the twice of ASCONF
 	 * paramters.
@@ -2538,7 +2538,7 @@ struct sctp_chunk *sctp_process_asconf(struct sctp_association *asoc,
 		/* ADDIP 4.3 D11) When an endpoint receiving an ASCONF to add
 		 * an IP address sends an 'Out of Resource' in its response, it
 		 * MUST also fail any subsequent add or delete requests bundled
-		 * in the ASCONF. 
+		 * in the ASCONF.
 		 */
 		if (SCTP_ERROR_RSRC_LOW == err_code)
 			goto done;
@@ -2549,12 +2549,12 @@ struct sctp_chunk *sctp_process_asconf(struct sctp_association *asoc,
 						      length);
 		chunk_len -= length;
 	}
-	
+
 done:
 	asoc->peer.addip_serial++;
 
 	/* If we are sending a new ASCONF_ACK hold a reference to it in assoc
-	 * after freeing the reference to old asconf ack if any. 
+	 * after freeing the reference to old asconf ack if any.
 	 */
 	if (asconf_ack) {
 		if (asoc->addip_last_asconf_ack)
@@ -2622,7 +2622,7 @@ static int sctp_asconf_param_success(struct sctp_association *asoc,
 
 /* Get the corresponding ASCONF response error code from the ASCONF_ACK chunk
  * for the given asconf parameter.  If there is no response for this parameter,
- * return the error code based on the third argument 'no_err'. 
+ * return the error code based on the third argument 'no_err'.
  * ADDIP 4.1
  * A7) If an error response is received for a TLV parameter, all TLVs with no
  * response before the failed TLV are considered successful if not reported.
@@ -2646,7 +2646,7 @@ static __be16 sctp_get_asconf_response(struct sctp_chunk *asconf_ack,
 
 	/* Skip the addiphdr from the asconf_ack chunk and store a pointer to
 	 * the first asconf_ack parameter.
-	 */ 
+	 */
 	length = sizeof(sctp_addiphdr_t);
 	asconf_ack_param = (sctp_addip_param_t *)(asconf_ack->skb->data +
 						  length);
@@ -2697,14 +2697,14 @@ int sctp_process_asconf_ack(struct sctp_association *asoc,
 
 	/* Skip the chunkhdr and addiphdr from the last asconf sent and store
 	 * a pointer to address parameter.
-	 */ 
+	 */
 	length = sizeof(sctp_addip_chunk_t);
 	addr_param = (union sctp_addr_param *)(asconf->skb->data + length);
 	asconf_len -= length;
 
 	/* Skip the address parameter in the last asconf sent and store a
 	 * pointer to the first asconf paramter.
-	 */ 
+	 */
 	length = ntohs(addr_param->v4.param_hdr.length);
 	asconf_param = (sctp_addip_param_t *)((void *)addr_param + length);
 	asconf_len -= length;
@@ -2741,7 +2741,7 @@ int sctp_process_asconf_ack(struct sctp_association *asoc,
 		case SCTP_ERROR_INV_PARAM:
 			/* Disable sending this type of asconf parameter in
 			 * future.
-			 */	
+			 */
 			asoc->peer.addip_disabled_mask |=
 				asconf_param->param_hdr.type;
 			break;
@@ -2755,7 +2755,7 @@ int sctp_process_asconf_ack(struct sctp_association *asoc,
 
 		/* Skip the processed asconf parameter and move to the next
 		 * one.
-	 	 */ 
+		 */
 		length = ntohs(asconf_param->param_hdr.length);
 		asconf_param = (sctp_addip_param_t *)((void *)asconf_param +
 						      length);
@@ -2784,14 +2784,14 @@ int sctp_process_asconf_ack(struct sctp_association *asoc,
 	return retval;
 }
 
-/* Make a FWD TSN chunk. */ 
+/* Make a FWD TSN chunk. */
 struct sctp_chunk *sctp_make_fwdtsn(const struct sctp_association *asoc,
 				    __u32 new_cum_tsn, size_t nstreams,
 				    struct sctp_fwdtsn_skip *skiplist)
 {
 	struct sctp_chunk *retval = NULL;
 	struct sctp_fwdtsn_chunk *ftsn_chunk;
-	struct sctp_fwdtsn_hdr ftsn_hdr; 
+	struct sctp_fwdtsn_hdr ftsn_hdr;
 	struct sctp_fwdtsn_skip skip;
 	size_t hint;
 	int i;

net/sctp/sm_sideeffect.c

@@ -61,7 +61,7 @@ static int sctp_cmd_interpreter(sctp_event_t event_type,
 				struct sctp_endpoint *ep,
 				struct sctp_association *asoc,
 				void *event_arg,
-			 	sctp_disposition_t status,
+				sctp_disposition_t status,
 				sctp_cmd_seq_t *commands,
 				gfp_t gfp);
 static int sctp_side_effects(sctp_event_t event_type, sctp_subtype_t subtype,
@@ -78,7 +78,7 @@ static int sctp_side_effects(sctp_event_t event_type, sctp_subtype_t subtype,
  ********************************************************************/
 
 /* A helper function for delayed processing of INET ECN CE bit. */
-static void sctp_do_ecn_ce_work(struct sctp_association *asoc, 
+static void sctp_do_ecn_ce_work(struct sctp_association *asoc,
 				__u32 lowest_tsn)
 {
 	/* Save the TSN away for comparison when we receive CWR */
@@ -160,7 +160,7 @@ static int sctp_gen_sack(struct sctp_association *asoc, int force,
 	struct sctp_transport *trans = asoc->peer.last_data_from;
 	int error = 0;
 
-	if (force || 
+	if (force ||
 	    (!trans && (asoc->param_flags & SPP_SACKDELAY_DISABLE)) ||
 	    (trans && (trans->param_flags & SPP_SACKDELAY_DISABLE)))
 		asoc->peer.sack_needed = 1;
@@ -178,7 +178,7 @@ static int sctp_gen_sack(struct sctp_association *asoc, int force,
 	 * [This is actually not mentioned in Section 6, but we
 	 * implement it here anyway. --piggy]
 	 */
-        if (max_tsn_seen != ctsn)
+	if (max_tsn_seen != ctsn)
 		asoc->peer.sack_needed = 1;
 
 	/* From 6.2  Acknowledgement on Reception of DATA Chunks:
@@ -199,10 +199,10 @@ static int sctp_gen_sack(struct sctp_association *asoc, int force,
 		 * for the association.
 		 */
 		if (trans)
-			asoc->timeouts[SCTP_EVENT_TIMEOUT_SACK] = 
+			asoc->timeouts[SCTP_EVENT_TIMEOUT_SACK] =
 				trans->sackdelay;
 		else
-			asoc->timeouts[SCTP_EVENT_TIMEOUT_SACK] = 
+			asoc->timeouts[SCTP_EVENT_TIMEOUT_SACK] =
 				asoc->sackdelay;
 
 		/* Restart the SACK timer. */
@@ -338,8 +338,8 @@ static void sctp_generate_t4_rto_event(unsigned long data)
 
 static void sctp_generate_t5_shutdown_guard_event(unsigned long data)
 {
-        struct sctp_association *asoc = (struct sctp_association *)data;
-        sctp_generate_timeout_event(asoc,
+	struct sctp_association *asoc = (struct sctp_association *)data;
+	sctp_generate_timeout_event(asoc,
 				    SCTP_EVENT_TIMEOUT_T5_SHUTDOWN_GUARD);
 
 } /* sctp_generate_t5_shutdown_guard_event() */
@@ -380,7 +380,7 @@ void sctp_generate_heartbeat_event(unsigned long data)
 			   asoc->state, asoc->ep, asoc,
 			   transport, GFP_ATOMIC);
 
-         if (error)
+	 if (error)
 		 asoc->base.sk->sk_err = -error;
 
 out_unlock:
@@ -570,7 +570,7 @@ static void sctp_cmd_hb_timers_stop(sctp_cmd_seq_t *cmds,
 
 /* Helper function to stop any pending T3-RTX timers */
 static void sctp_cmd_t3_rtx_timers_stop(sctp_cmd_seq_t *cmds,
-				        struct sctp_association *asoc)
+					struct sctp_association *asoc)
 {
 	struct sctp_transport *t;
 	struct list_head *pos;
@@ -675,7 +675,7 @@ static int sctp_cmd_process_sack(sctp_cmd_seq_t *cmds,
 /* Helper function to set the timeout value for T2-SHUTDOWN timer and to set
  * the transport for a shutdown chunk.
  */
-static void sctp_cmd_setup_t2(sctp_cmd_seq_t *cmds, 
+static void sctp_cmd_setup_t2(sctp_cmd_seq_t *cmds,
 			      struct sctp_association *asoc,
 			      struct sctp_chunk *chunk)
 {
@@ -688,7 +688,7 @@ static void sctp_cmd_setup_t2(sctp_cmd_seq_t *cmds,
 }
 
 /* Helper function to change the state of an association. */
-static void sctp_cmd_new_state(sctp_cmd_seq_t *cmds, 
+static void sctp_cmd_new_state(sctp_cmd_seq_t *cmds,
 			       struct sctp_association *asoc,
 			       sctp_state_t state)
 {
@@ -727,7 +727,7 @@ static void sctp_cmd_new_state(sctp_cmd_seq_t *cmds,
 	    sctp_state(asoc, SHUTDOWN_RECEIVED)) {
 		/* Wake up any processes waiting in the asoc's wait queue in
 		 * sctp_wait_for_connect() or sctp_wait_for_sndbuf().
-	 	 */
+		 */
 		if (waitqueue_active(&asoc->wait))
 			wake_up_interruptible(&asoc->wait);
 
@@ -749,9 +749,9 @@ static void sctp_cmd_delete_tcb(sctp_cmd_seq_t *cmds,
 	struct sock *sk = asoc->base.sk;
 
 	/* If it is a non-temporary association belonging to a TCP-style
-	 * listening socket that is not closed, do not free it so that accept() 
+	 * listening socket that is not closed, do not free it so that accept()
 	 * can pick it up later.
-	 */ 
+	 */
 	if (sctp_style(sk, TCP) && sctp_sstate(sk, LISTENING) &&
 	    (!asoc->temp) && (sk->sk_shutdown != SHUTDOWN_MASK))
 		return;
@@ -764,7 +764,7 @@ static void sctp_cmd_delete_tcb(sctp_cmd_seq_t *cmds,
  * ADDIP Section 4.1 ASCONF Chunk Procedures
  * A4) Start a T-4 RTO timer, using the RTO value of the selected
  * destination address (we use active path instead of primary path just
- * because primary path may be inactive. 
+ * because primary path may be inactive.
  */
 static void sctp_cmd_setup_t4(sctp_cmd_seq_t *cmds,
 				struct sctp_association *asoc,
@@ -777,7 +777,7 @@ static void sctp_cmd_setup_t4(sctp_cmd_seq_t *cmds,
 	chunk->transport = t;
 }
 
-/* Process an incoming Operation Error Chunk. */ 
+/* Process an incoming Operation Error Chunk. */
 static void sctp_cmd_process_operr(sctp_cmd_seq_t *cmds,
 				   struct sctp_association *asoc,
 				   struct sctp_chunk *chunk)
@@ -816,7 +816,7 @@ static void sctp_cmd_process_operr(sctp_cmd_seq_t *cmds,
 }
 
 /* Process variable FWDTSN chunk information. */
-static void sctp_cmd_process_fwdtsn(struct sctp_ulpq *ulpq, 
+static void sctp_cmd_process_fwdtsn(struct sctp_ulpq *ulpq,
 				    struct sctp_chunk *chunk)
 {
 	struct sctp_fwdtsn_skip *skip;
@@ -828,9 +828,9 @@ static void sctp_cmd_process_fwdtsn(struct sctp_ulpq *ulpq,
 	return;
 }
 
-/* Helper function to remove the association non-primary peer 
+/* Helper function to remove the association non-primary peer
  * transports.
- */ 
+ */
 static void sctp_cmd_del_non_primary(struct sctp_association *asoc)
 {
 	struct sctp_transport *t;
@@ -840,7 +840,7 @@ static void sctp_cmd_del_non_primary(struct sctp_association *asoc)
 	list_for_each_safe(pos, temp, &asoc->peer.transport_addr_list) {
 		t = list_entry(pos, struct sctp_transport, transports);
 		if (!sctp_cmp_addr_exact(&t->ipaddr,
-		                         &asoc->peer.primary_addr)) {
+					 &asoc->peer.primary_addr)) {
 			sctp_assoc_del_peer(asoc, &t->ipaddr);
 		}
 	}
@@ -915,7 +915,7 @@ int sctp_do_sm(sctp_event_t event_type, sctp_subtype_t subtype,
 	DEBUG_POST;
 
 	error = sctp_side_effects(event_type, subtype, state,
-				  ep, asoc, event_arg, status, 
+				  ep, asoc, event_arg, status,
 				  &commands, gfp);
 	DEBUG_POST_SFX;
 
@@ -968,7 +968,7 @@ static int sctp_side_effects(sctp_event_t event_type, sctp_subtype_t subtype,
 		error = -ENOMEM;
 		break;
 
-        case SCTP_DISPOSITION_DELETE_TCB:
+	case SCTP_DISPOSITION_DELETE_TCB:
 		/* This should now be a command. */
 		break;
 
@@ -1021,7 +1021,7 @@ static int sctp_cmd_interpreter(sctp_event_t event_type,
 				struct sctp_endpoint *ep,
 				struct sctp_association *asoc,
 				void *event_arg,
-			 	sctp_disposition_t status,
+				sctp_disposition_t status,
 				sctp_cmd_seq_t *commands,
 				gfp_t gfp)
 {
@@ -1057,7 +1057,7 @@ static int sctp_cmd_interpreter(sctp_event_t event_type,
 		case SCTP_CMD_NEW_ASOC:
 			/* Register a new association.  */
 			if (local_cork) {
-				sctp_outq_uncork(&asoc->outqueue); 
+				sctp_outq_uncork(&asoc->outqueue);
 				local_cork = 0;
 			}
 			asoc = cmd->obj.ptr;
@@ -1074,7 +1074,7 @@ static int sctp_cmd_interpreter(sctp_event_t event_type,
 		       sctp_outq_teardown(&asoc->outqueue);
 		       break;
 
-		case SCTP_CMD_DELETE_TCB:			
+		case SCTP_CMD_DELETE_TCB:
 			if (local_cork) {
 				sctp_outq_uncork(&asoc->outqueue);
 				local_cork = 0;
@@ -1104,7 +1104,7 @@ static int sctp_cmd_interpreter(sctp_event_t event_type,
 
 		case SCTP_CMD_PROCESS_FWDTSN:
 			sctp_cmd_process_fwdtsn(&asoc->ulpq, cmd->obj.ptr);
-                        break;
+			break;
 
 		case SCTP_CMD_GEN_SACK:
 			/* Generate a Selective ACK.
@@ -1162,12 +1162,12 @@ static int sctp_cmd_interpreter(sctp_event_t event_type,
 						SCTP_CHUNK(cmd->obj.ptr));
 
 			/* FIXME - Eventually come up with a cleaner way to
-			 * enabling COOKIE-ECHO + DATA bundling during 
-			 * multihoming stale cookie scenarios, the following 
-			 * command plays with asoc->peer.retran_path to 
-			 * avoid the problem of sending the COOKIE-ECHO and 
-			 * DATA in different paths, which could result 
-			 * in the association being ABORTed if the DATA chunk 
+			 * enabling COOKIE-ECHO + DATA bundling during
+			 * multihoming stale cookie scenarios, the following
+			 * command plays with asoc->peer.retran_path to
+			 * avoid the problem of sending the COOKIE-ECHO and
+			 * DATA in different paths, which could result
+			 * in the association being ABORTed if the DATA chunk
 			 * is processed first by the server.  Checking the
 			 * init error counter simply causes this command
 			 * to be executed only during failed attempts of
@@ -1177,7 +1177,7 @@ static int sctp_cmd_interpreter(sctp_event_t event_type,
 			     asoc->peer.primary_path) &&
 			    (asoc->init_err_counter > 0)) {
 				sctp_add_cmd_sf(commands,
-				                SCTP_CMD_FORCE_PRIM_RETRAN,
+						SCTP_CMD_FORCE_PRIM_RETRAN,
 						SCTP_NULL());
 			}
 

net/sctp/sm_statefuns.c

@@ -189,7 +189,7 @@ sctp_disposition_t sctp_sf_do_4_C(const struct sctp_endpoint *ep,
 					     0, 0, 0, GFP_ATOMIC);
 	if (ev)
 		sctp_add_cmd_sf(commands, SCTP_CMD_EVENT_ULP,
-			        SCTP_ULPEVENT(ev));
+				SCTP_ULPEVENT(ev));
 
 	/* Upon reception of the SHUTDOWN COMPLETE chunk the endpoint
 	 * will verify that it is in SHUTDOWN-ACK-SENT state, if it is
@@ -228,7 +228,7 @@ sctp_disposition_t sctp_sf_do_4_C(const struct sctp_endpoint *ep,
  *    Verification Tag field to Tag_A, and also provide its own
  *    Verification Tag (Tag_Z) in the Initiate Tag field.
  *
- * Verification Tag: Must be 0. 
+ * Verification Tag: Must be 0.
  *
  * Inputs
  * (endpoint, asoc, chunk)
@@ -256,7 +256,7 @@ sctp_disposition_t sctp_sf_do_5_1B_init(const struct sctp_endpoint *ep,
 	/* 6.10 Bundling
 	 * An endpoint MUST NOT bundle INIT, INIT ACK or
 	 * SHUTDOWN COMPLETE with any other chunks.
-	 * 
+	 *
 	 * IG Section 2.11.2
 	 * Furthermore, we require that the receiver of an INIT chunk MUST
 	 * enforce these rules by silently discarding an arriving packet
@@ -282,7 +282,7 @@ sctp_disposition_t sctp_sf_do_5_1B_init(const struct sctp_endpoint *ep,
 		return sctp_sf_tabort_8_4_8(ep, asoc, type, arg, commands);
 
 	/* 3.1 A packet containing an INIT chunk MUST have a zero Verification
-	 * Tag. 
+	 * Tag.
 	 */
 	if (chunk->sctp_hdr->vtag != 0)
 		return sctp_sf_tabort_8_4_8(ep, asoc, type, arg, commands);
@@ -326,7 +326,7 @@ sctp_disposition_t sctp_sf_do_5_1B_init(const struct sctp_endpoint *ep,
 		}
 	}
 
-        /* Grab the INIT header.  */
+	/* Grab the INIT header.  */
 	chunk->subh.init_hdr = (sctp_inithdr_t *)chunk->skb->data;
 
 	/* Tag the variable length parameters.  */
@@ -594,7 +594,7 @@ sctp_disposition_t sctp_sf_do_5_1D_ce(const struct sctp_endpoint *ep,
 	/* "Decode" the chunk.  We have no optional parameters so we
 	 * are in good shape.
 	 */
-        chunk->subh.cookie_hdr =
+	chunk->subh.cookie_hdr =
 		(struct sctp_signed_cookie *)chunk->skb->data;
 	if (!pskb_pull(chunk->skb, ntohs(chunk->chunk_hdr->length) -
 					 sizeof(sctp_chunkhdr_t)))
@@ -665,7 +665,7 @@ sctp_disposition_t sctp_sf_do_5_1D_ce(const struct sctp_endpoint *ep,
 	if (!ev)
 		goto nomem_ev;
 
-	/* Sockets API Draft Section 5.3.1.6 	
+	/* Sockets API Draft Section 5.3.1.6
 	 * When a peer sends a Adaptation Layer Indication parameter , SCTP
 	 * delivers this notification to inform the application that of the
 	 * peers requested adaptation layer.
@@ -891,7 +891,7 @@ sctp_disposition_t sctp_sf_sendbeat_8_3(const struct sctp_endpoint *ep,
 	sctp_add_cmd_sf(commands, SCTP_CMD_HB_TIMER_UPDATE,
 			SCTP_TRANSPORT(transport));
 
-        return SCTP_DISPOSITION_CONSUME;
+	return SCTP_DISPOSITION_CONSUME;
 }
 
 /*
@@ -1280,7 +1280,7 @@ static sctp_disposition_t sctp_sf_do_unexpected_init(
 		return sctp_sf_pdiscard(ep, asoc, type, arg, commands);
 
 	/* 3.1 A packet containing an INIT chunk MUST have a zero Verification
-	 * Tag. 
+	 * Tag.
 	 */
 	if (chunk->sctp_hdr->vtag != 0)
 		return sctp_sf_tabort_8_4_8(ep, asoc, type, arg, commands);
@@ -1548,7 +1548,7 @@ sctp_disposition_t sctp_sf_do_5_2_3_initack(const struct sctp_endpoint *ep,
 	/* Per the above section, we'll discard the chunk if we have an
 	 * endpoint.  If this is an OOTB INIT-ACK, treat it as such.
 	 */
-        if (ep == sctp_sk((sctp_get_ctl_sock()))->ep)
+	if (ep == sctp_sk((sctp_get_ctl_sock()))->ep)
 		return sctp_sf_ootb(ep, asoc, type, arg, commands);
 	else
 		return sctp_sf_discard_chunk(ep, asoc, type, arg, commands);
@@ -1760,9 +1760,9 @@ static sctp_disposition_t sctp_sf_do_dupcook_d(const struct sctp_endpoint *ep,
 
 	/* Clarification from Implementor's Guide:
 	 * D) When both local and remote tags match the endpoint should
-         * enter the ESTABLISHED state, if it is in the COOKIE-ECHOED state.
-         * It should stop any cookie timer that may be running and send
-         * a COOKIE ACK.
+	 * enter the ESTABLISHED state, if it is in the COOKIE-ECHOED state.
+	 * It should stop any cookie timer that may be running and send
+	 * a COOKIE ACK.
 	 */
 
 	/* Don't accidentally move back into established state. */
@@ -1786,7 +1786,7 @@ static sctp_disposition_t sctp_sf_do_dupcook_d(const struct sctp_endpoint *ep,
 					     SCTP_COMM_UP, 0,
 					     asoc->c.sinit_num_ostreams,
 					     asoc->c.sinit_max_instreams,
-                                             GFP_ATOMIC);
+					     GFP_ATOMIC);
 		if (!ev)
 			goto nomem;
 
@@ -1870,7 +1870,7 @@ sctp_disposition_t sctp_sf_do_5_2_4_dupcook(const struct sctp_endpoint *ep,
 	/* "Decode" the chunk.  We have no optional parameters so we
 	 * are in good shape.
 	 */
-        chunk->subh.cookie_hdr = (struct sctp_signed_cookie *)chunk->skb->data;
+	chunk->subh.cookie_hdr = (struct sctp_signed_cookie *)chunk->skb->data;
 	if (!pskb_pull(chunk->skb, ntohs(chunk->chunk_hdr->length) -
 					sizeof(sctp_chunkhdr_t)))
 		goto nomem;
@@ -1936,7 +1936,7 @@ sctp_disposition_t sctp_sf_do_5_2_4_dupcook(const struct sctp_endpoint *ep,
 	default: /* Discard packet for all others. */
 		retval = sctp_sf_pdiscard(ep, asoc, type, arg, commands);
 		break;
-        };
+	};
 
 	/* Delete the tempory new association. */
 	sctp_add_cmd_sf(commands, SCTP_CMD_NEW_ASOC, SCTP_ASOC(new_asoc));
@@ -2083,7 +2083,7 @@ sctp_disposition_t sctp_sf_cookie_echoed_err(const struct sctp_endpoint *ep,
 	 */
 	sctp_walk_errors(err, chunk->chunk_hdr) {
 		if (SCTP_ERROR_STALE_COOKIE == err->cause)
-			return sctp_sf_do_5_2_6_stale(ep, asoc, type, 
+			return sctp_sf_do_5_2_6_stale(ep, asoc, type,
 							arg, commands);
 	}
 
@@ -2185,10 +2185,10 @@ static sctp_disposition_t sctp_sf_do_5_2_6_stale(const struct sctp_endpoint *ep,
 	 */
 	sctp_add_cmd_sf(commands, SCTP_CMD_DEL_NON_PRIMARY, SCTP_NULL());
 
-	/* If we've sent any data bundled with COOKIE-ECHO we will need to 
-	 * resend 
+	/* If we've sent any data bundled with COOKIE-ECHO we will need to
+	 * resend
 	 */
-	sctp_add_cmd_sf(commands, SCTP_CMD_RETRAN, 
+	sctp_add_cmd_sf(commands, SCTP_CMD_RETRAN,
 			SCTP_TRANSPORT(asoc->peer.primary_path));
 
 	/* Cast away the const modifier, as we want to just
@@ -2274,7 +2274,7 @@ sctp_disposition_t sctp_sf_do_9_1_abort(const struct sctp_endpoint *ep,
 		error = ((sctp_errhdr_t *)chunk->skb->data)->cause;
 
 	sctp_add_cmd_sf(commands, SCTP_CMD_SET_SK_ERR, SCTP_ERROR(ECONNRESET));
- 	/* ASSOC_FAILED will DELETE_TCB. */
+	/* ASSOC_FAILED will DELETE_TCB. */
 	sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_FAILED, SCTP_PERR(error));
 	SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
 	SCTP_DEC_STATS(SCTP_MIB_CURRESTAB);
@@ -2439,7 +2439,7 @@ sctp_disposition_t sctp_sf_do_9_2_shutdown(const struct sctp_endpoint *ep,
 	ev = sctp_ulpevent_make_shutdown_event(asoc, 0, GFP_ATOMIC);
 	if (!ev) {
 		disposition = SCTP_DISPOSITION_NOMEM;
-		goto out;	
+		goto out;
 	}
 	sctp_add_cmd_sf(commands, SCTP_CMD_EVENT_ULP, SCTP_ULPEVENT(ev));
 
@@ -2553,7 +2553,7 @@ sctp_disposition_t sctp_sf_do_ecn_cwr(const struct sctp_endpoint *ep,
 	if (!sctp_chunk_length_valid(chunk, sizeof(sctp_ecne_chunk_t)))
 		return sctp_sf_violation_chunklen(ep, asoc, type, arg,
 						  commands);
-		
+
 	cwr = (sctp_cwrhdr_t *) chunk->skb->data;
 	skb_pull(chunk->skb, sizeof(sctp_cwrhdr_t));
 
@@ -2661,7 +2661,7 @@ sctp_disposition_t sctp_sf_eat_data_6_2(const struct sctp_endpoint *ep,
 		sctp_add_cmd_sf(commands, SCTP_CMD_REPORT_BAD_TAG,
 				SCTP_NULL());
 		return sctp_sf_pdiscard(ep, asoc, type, arg, commands);
-        }
+	}
 
 	if (!sctp_chunk_length_valid(chunk, sizeof(sctp_data_chunk_t)))
 		return sctp_sf_violation_chunklen(ep, asoc, type, arg,
@@ -2743,7 +2743,7 @@ discard_noforce:
 	return SCTP_DISPOSITION_DISCARD;
 consume:
 	return SCTP_DISPOSITION_CONSUME;
-	
+
 }
 
 /*
@@ -2930,7 +2930,7 @@ sctp_disposition_t sctp_sf_tabort_8_4_8(const struct sctp_endpoint *ep,
 		/* Make an ABORT. The T bit will be set if the asoc
 		 * is NULL.
 		 */
-        	abort = sctp_make_abort(asoc, chunk, 0);
+		abort = sctp_make_abort(asoc, chunk, 0);
 		if (!abort) {
 			sctp_ootb_pkt_free(packet);
 			return SCTP_DISPOSITION_NOMEM;
@@ -2994,7 +2994,7 @@ sctp_disposition_t sctp_sf_operr_notify(const struct sctp_endpoint *ep,
 		}
 
 		sctp_add_cmd_sf(commands, SCTP_CMD_PROCESS_OPERR,
-				SCTP_CHUNK(chunk));	
+				SCTP_CHUNK(chunk));
 	}
 	return SCTP_DISPOSITION_CONSUME;
 
@@ -3128,7 +3128,7 @@ sctp_disposition_t sctp_sf_ootb(const struct sctp_endpoint *ep,
 		 */
 		if (SCTP_CID_ABORT == ch->type)
 			return sctp_sf_pdiscard(ep, asoc, type, arg, commands);
-			
+
 		ch = (sctp_chunkhdr_t *) ch_end;
 	} while (ch_end < skb->tail);
 
@@ -3175,8 +3175,8 @@ static sctp_disposition_t sctp_sf_shut_8_4_5(const struct sctp_endpoint *ep,
 
 	if (packet) {
 		/* Make an SHUTDOWN_COMPLETE.
-         	 * The T bit will be set if the asoc is NULL.
-         	 */
+		 * The T bit will be set if the asoc is NULL.
+		 */
 		shut = sctp_make_shutdown_complete(asoc, chunk);
 		if (!shut) {
 			sctp_ootb_pkt_free(packet);
@@ -3261,10 +3261,10 @@ sctp_disposition_t sctp_sf_do_asconf(const struct sctp_endpoint *ep,
 
 	/* ADDIP 4.2 C1) Compare the value of the serial number to the value
 	 * the endpoint stored in a new association variable
-	 * 'Peer-Serial-Number'. 
+	 * 'Peer-Serial-Number'.
 	 */
 	if (serial == asoc->peer.addip_serial + 1) {
-   		/* ADDIP 4.2 C2) If the value found in the serial number is
+		/* ADDIP 4.2 C2) If the value found in the serial number is
 		 * equal to the ('Peer-Serial-Number' + 1), the endpoint MUST
 		 * do V1-V5.
 		 */
@@ -3285,9 +3285,9 @@ sctp_disposition_t sctp_sf_do_asconf(const struct sctp_endpoint *ep,
 		else
 			return SCTP_DISPOSITION_DISCARD;
 	} else {
-		/* ADDIP 4.2 C4) Otherwise, the ASCONF Chunk is discarded since 
+		/* ADDIP 4.2 C4) Otherwise, the ASCONF Chunk is discarded since
 		 * it must be either a stale packet or from an attacker.
-		 */	
+		 */
 		return SCTP_DISPOSITION_DISCARD;
 	}
 
@@ -3296,7 +3296,7 @@ sctp_disposition_t sctp_sf_do_asconf(const struct sctp_endpoint *ep,
 	 * being responded to.
 	 */
 	sctp_add_cmd_sf(commands, SCTP_CMD_REPLY, SCTP_CHUNK(asconf_ack));
-	
+
 	return SCTP_DISPOSITION_CONSUME;
 }
 
@@ -3307,7 +3307,7 @@ sctp_disposition_t sctp_sf_do_asconf(const struct sctp_endpoint *ep,
  */
 sctp_disposition_t sctp_sf_do_asconf_ack(const struct sctp_endpoint *ep,
 					 const struct sctp_association *asoc,
-	 				 const sctp_subtype_t type, void *arg,
+					 const sctp_subtype_t type, void *arg,
 					 sctp_cmd_seq_t *commands)
 {
 	struct sctp_chunk	*asconf_ack = arg;
@@ -3359,7 +3359,7 @@ sctp_disposition_t sctp_sf_do_asconf_ack(const struct sctp_endpoint *ep,
 				SCTP_TO(SCTP_EVENT_TIMEOUT_T4_RTO));
 		sctp_add_cmd_sf(commands, SCTP_CMD_DISCARD_PACKET,SCTP_NULL());
 		sctp_add_cmd_sf(commands, SCTP_CMD_SET_SK_ERR,
-			        SCTP_ERROR(ECONNABORTED));
+				SCTP_ERROR(ECONNABORTED));
 		sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_FAILED,
 				SCTP_PERR(SCTP_ERROR_ASCONF_ACK));
 		SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
@@ -3387,7 +3387,7 @@ sctp_disposition_t sctp_sf_do_asconf_ack(const struct sctp_endpoint *ep,
 		 */
 		sctp_add_cmd_sf(commands, SCTP_CMD_DISCARD_PACKET,SCTP_NULL());
 		sctp_add_cmd_sf(commands, SCTP_CMD_SET_SK_ERR,
-			        SCTP_ERROR(ECONNABORTED));
+				SCTP_ERROR(ECONNABORTED));
 		sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_FAILED,
 				SCTP_PERR(SCTP_ERROR_ASCONF_ACK));
 		SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
@@ -3451,17 +3451,17 @@ sctp_disposition_t sctp_sf_eat_fwd_tsn(const struct sctp_endpoint *ep,
 
 	sctp_add_cmd_sf(commands, SCTP_CMD_REPORT_FWDTSN, SCTP_U32(tsn));
 	if (len > sizeof(struct sctp_fwdtsn_hdr))
-		sctp_add_cmd_sf(commands, SCTP_CMD_PROCESS_FWDTSN, 
+		sctp_add_cmd_sf(commands, SCTP_CMD_PROCESS_FWDTSN,
 				SCTP_CHUNK(chunk));
-	
+
 	/* Count this as receiving DATA. */
 	if (asoc->autoclose) {
 		sctp_add_cmd_sf(commands, SCTP_CMD_TIMER_RESTART,
 				SCTP_TO(SCTP_EVENT_TIMEOUT_AUTOCLOSE));
 	}
-	
+
 	/* FIXME: For now send a SACK, but DATA processing may
-	 * send another. 
+	 * send another.
 	 */
 	sctp_add_cmd_sf(commands, SCTP_CMD_GEN_SACK, SCTP_NOFORCE());
 
@@ -3511,9 +3511,9 @@ sctp_disposition_t sctp_sf_eat_fwd_tsn_fast(
 
 	sctp_add_cmd_sf(commands, SCTP_CMD_REPORT_FWDTSN, SCTP_U32(tsn));
 	if (len > sizeof(struct sctp_fwdtsn_hdr))
-		sctp_add_cmd_sf(commands, SCTP_CMD_PROCESS_FWDTSN, 
+		sctp_add_cmd_sf(commands, SCTP_CMD_PROCESS_FWDTSN,
 				SCTP_CHUNK(chunk));
-	
+
 	/* Go a head and force a SACK, since we are shutting down. */
 gen_shutdown:
 	/* Implementor's Guide.
@@ -3527,7 +3527,7 @@ gen_shutdown:
 	sctp_add_cmd_sf(commands, SCTP_CMD_TIMER_RESTART,
 			SCTP_TO(SCTP_EVENT_TIMEOUT_T2_SHUTDOWN));
 
-        return SCTP_DISPOSITION_CONSUME;
+	return SCTP_DISPOSITION_CONSUME;
 }
 
 /*
@@ -3706,7 +3706,7 @@ sctp_disposition_t sctp_sf_violation(const struct sctp_endpoint *ep,
  * if it's length is set to be smaller then the size of sctp_sack_chunk_t.
  *
  * We inform the other end by sending an ABORT with a Protocol Violation
- * error code. 
+ * error code.
  *
  * Section: Not specified
  * Verification Tag:  Nothing to do
@@ -3747,7 +3747,7 @@ static sctp_disposition_t sctp_sf_violation_chunklen(
 				SCTP_PERR(SCTP_ERROR_PROTO_VIOLATION));
 	} else {
 		sctp_add_cmd_sf(commands, SCTP_CMD_SET_SK_ERR,
-			        SCTP_ERROR(ECONNABORTED));
+				SCTP_ERROR(ECONNABORTED));
 		sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_FAILED,
 				SCTP_PERR(SCTP_ERROR_PROTO_VIOLATION));
 		SCTP_DEC_STATS(SCTP_MIB_CURRESTAB);
@@ -3756,7 +3756,7 @@ static sctp_disposition_t sctp_sf_violation_chunklen(
 	sctp_add_cmd_sf(commands, SCTP_CMD_DISCARD_PACKET, SCTP_NULL());
 
 	SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
-	
+
 	return SCTP_DISPOSITION_ABORT;
 
 nomem:
@@ -4437,7 +4437,7 @@ sctp_disposition_t sctp_sf_do_9_2_start_shutdown(
 	/* sctp-implguide 2.10 Issues with Heartbeating and failover
 	 *
 	 * HEARTBEAT ... is discontinued after sending either SHUTDOWN
-         * or SHUTDOWN-ACK.
+	 * or SHUTDOWN-ACK.
 	 */
 	sctp_add_cmd_sf(commands, SCTP_CMD_HB_TIMERS_STOP, SCTP_NULL());
 
@@ -4515,7 +4515,7 @@ sctp_disposition_t sctp_sf_do_9_2_shutdown_ack(
 	/* sctp-implguide 2.10 Issues with Heartbeating and failover
 	 *
 	 * HEARTBEAT ... is discontinued after sending either SHUTDOWN
-         * or SHUTDOWN-ACK.
+	 * or SHUTDOWN-ACK.
 	 */
 	sctp_add_cmd_sf(commands, SCTP_CMD_HB_TIMERS_STOP, SCTP_NULL());
 
@@ -4874,7 +4874,7 @@ sctp_disposition_t sctp_sf_t4_timer_expire(
 	/* ADDIP 4.1 B4) Re-transmit the ASCONF Chunk last sent and if possible
 	 * choose an alternate destination address (please refer to RFC2960
 	 * [5] section 6.4.1). An endpoint MUST NOT add new parameters to this
-	 * chunk, it MUST be the same (including its serial number) as the last 
+	 * chunk, it MUST be the same (including its serial number) as the last
 	 * ASCONF sent.
 	 */
 	sctp_chunk_hold(asoc->addip_last_asconf);
@@ -4953,7 +4953,7 @@ sctp_disposition_t sctp_sf_autoclose_timer_expire(
 	/* sctpimpguide-05 Section 2.12.2
 	 * The sender of the SHUTDOWN MAY also start an overall guard timer
 	 * 'T5-shutdown-guard' to bound the overall time for shutdown sequence.
- 	 */
+	 */
 	sctp_add_cmd_sf(commands, SCTP_CMD_TIMER_START,
 			SCTP_TO(SCTP_EVENT_TIMEOUT_T5_SHUTDOWN_GUARD));
 	disposition = SCTP_DISPOSITION_CONSUME;
@@ -5127,7 +5127,7 @@ static struct sctp_packet *sctp_ootb_pkt_new(const struct sctp_association *asoc
 			vtag = ntohl(init->init_hdr.init_tag);
 			break;
 		}
-		default:	
+		default:
 			vtag = ntohl(chunk->sctp_hdr->vtag);
 			break;
 		}
@@ -5176,7 +5176,7 @@ static void sctp_send_stale_cookie_err(const struct sctp_endpoint *ep,
 			/* Override the OOTB vtag from the cookie. */
 			cookie = chunk->subh.cookie_hdr;
 			packet->vtag = cookie->c.peer_vtag;
-			
+
 			/* Set the skb to the belonging sock for accounting. */
 			err_chunk->skb->sk = ep->base.sk;
 			sctp_packet_append_chunk(packet, err_chunk);
@@ -5310,7 +5310,7 @@ static int sctp_eat_data(const struct sctp_association *asoc,
 		sctp_add_cmd_sf(commands, SCTP_CMD_PART_DELIVER, SCTP_NULL());
 	}
 
-        /* Spill over rwnd a little bit.  Note: While allowed, this spill over
+	/* Spill over rwnd a little bit.  Note: While allowed, this spill over
 	 * seems a bit troublesome in that frag_point varies based on
 	 * PMTU.  In cases, such as loopback, this might be a rather
 	 * large spill over.

net/sctp/sm_statetable.c

@@ -954,7 +954,7 @@ static const sctp_sm_table_entry_t timeout_event_table[SCTP_NUM_TIMEOUT_TYPES][S
 	TYPE_SCTP_EVENT_TIMEOUT_AUTOCLOSE,
 };
 
-static const sctp_sm_table_entry_t *sctp_chunk_event_lookup(sctp_cid_t cid, 
+static const sctp_sm_table_entry_t *sctp_chunk_event_lookup(sctp_cid_t cid,
 							    sctp_state_t state)
 {
 	if (state > SCTP_STATE_MAX)

net/sctp/socket.c

@@ -381,12 +381,12 @@ SCTP_STATIC int sctp_do_bind(struct sock *sk, union sctp_addr *addr, int len)
 
  /* ADDIP Section 4.1.1 Congestion Control of ASCONF Chunks
  *
- * R1) One and only one ASCONF Chunk MAY be in transit and unacknowledged 
+ * R1) One and only one ASCONF Chunk MAY be in transit and unacknowledged
  * at any one time.  If a sender, after sending an ASCONF chunk, decides
- * it needs to transfer another ASCONF Chunk, it MUST wait until the 
+ * it needs to transfer another ASCONF Chunk, it MUST wait until the
  * ASCONF-ACK Chunk returns from the previous ASCONF Chunk before sending a
- * subsequent ASCONF. Note this restriction binds each side, so at any 
- * time two ASCONF may be in-transit on any given association (one sent 
+ * subsequent ASCONF. Note this restriction binds each side, so at any
+ * time two ASCONF may be in-transit on any given association (one sent
  * from each endpoint).
  */
 static int sctp_send_asconf(struct sctp_association *asoc,
@@ -396,10 +396,10 @@ static int sctp_send_asconf(struct sctp_association *asoc,
 
 	/* If there is an outstanding ASCONF chunk, queue it for later
 	 * transmission.
-	 */	
+	 */
 	if (asoc->addip_last_asconf) {
 		list_add_tail(&chunk->list, &asoc->addip_chunk_list);
-		goto out;	
+		goto out;
 	}
 
 	/* Hold the chunk until an ASCONF_ACK is received. */
@@ -449,7 +449,7 @@ int sctp_bindx_add(struct sock *sk, struct sockaddr *addrs, int addrcnt)
 			goto err_bindx_add;
 		}
 
-		retval = sctp_do_bind(sk, (union sctp_addr *)sa_addr, 
+		retval = sctp_do_bind(sk, (union sctp_addr *)sa_addr,
 				      af->sockaddr_len);
 
 		addr_buf += af->sockaddr_len;
@@ -470,13 +470,13 @@ err_bindx_add:
  * associations that are part of the endpoint indicating that a list of local
  * addresses are added to the endpoint.
  *
- * If any of the addresses is already in the bind address list of the 
+ * If any of the addresses is already in the bind address list of the
  * association, we do not send the chunk for that association.  But it will not
  * affect other associations.
  *
  * Only sctp_setsockopt_bindx() is supposed to call this function.
  */
-static int sctp_send_asconf_add_ip(struct sock		*sk, 
+static int sctp_send_asconf_add_ip(struct sock		*sk,
 				   struct sockaddr	*addrs,
 				   int 			addrcnt)
 {
@@ -517,8 +517,8 @@ static int sctp_send_asconf_add_ip(struct sock		*sk,
 			continue;
 
 		/* Check if any address in the packed array of addresses is
-	         * in the bind address list of the association. If so, 
-		 * do not send the asconf chunk to its peer, but continue with 
+		 * in the bind address list of the association. If so,
+		 * do not send the asconf chunk to its peer, but continue with
 		 * other associations.
 		 */
 		addr_buf = addrs;
@@ -664,7 +664,7 @@ err_bindx_rem:
  * the associations that are part of the endpoint indicating that a list of
  * local addresses are removed from the endpoint.
  *
- * If any of the addresses is already in the bind address list of the 
+ * If any of the addresses is already in the bind address list of the
  * association, we do not send the chunk for that association.  But it will not
  * affect other associations.
  *
@@ -710,7 +710,7 @@ static int sctp_send_asconf_del_ip(struct sock		*sk,
 			continue;
 
 		/* Check if any address in the packed array of addresses is
-	         * not present in the bind address list of the association.
+		 * not present in the bind address list of the association.
 		 * If so, do not send the asconf chunk to its peer, but
 		 * continue with other associations.
 		 */
@@ -898,7 +898,7 @@ SCTP_STATIC int sctp_setsockopt_bindx(struct sock* sk,
 		return -EFAULT;
 	}
 
-	/* Walk through the addrs buffer and count the number of addresses. */ 
+	/* Walk through the addrs buffer and count the number of addresses. */
 	addr_buf = kaddrs;
 	while (walk_size < addrs_size) {
 		sa_addr = (struct sockaddr *)addr_buf;
@@ -906,7 +906,7 @@ SCTP_STATIC int sctp_setsockopt_bindx(struct sock* sk,
 
 		/* If the address family is not supported or if this address
 		 * causes the address buffer to overflow return EINVAL.
-		 */ 
+		 */
 		if (!af || (walk_size + af->sockaddr_len) > addrs_size) {
 			kfree(kaddrs);
 			return -EINVAL;
@@ -935,7 +935,7 @@ SCTP_STATIC int sctp_setsockopt_bindx(struct sock* sk,
 	default:
 		err = -EINVAL;
 		break;
-        };
+	};
 
 out:
 	kfree(kaddrs);
@@ -1035,10 +1035,10 @@ static int __sctp_connect(struct sock* sk,
 				}
 			} else {
 				/*
-				 * If an unprivileged user inherits a 1-many 
-				 * style socket with open associations on a 
-				 * privileged port, it MAY be permitted to 
-				 * accept new associations, but it SHOULD NOT 
+				 * If an unprivileged user inherits a 1-many
+				 * style socket with open associations on a
+				 * privileged port, it MAY be permitted to
+				 * accept new associations, but it SHOULD NOT
 				 * be permitted to open new associations.
 				 */
 				if (ep->base.bind_addr.port < PROT_SOCK &&
@@ -1094,8 +1094,8 @@ static int __sctp_connect(struct sock* sk,
 out_free:
 
 	SCTP_DEBUG_PRINTK("About to exit __sctp_connect() free asoc: %p"
-		          " kaddrs: %p err: %d\n",
-	                  asoc, kaddrs, err);
+			  " kaddrs: %p err: %d\n",
+			  asoc, kaddrs, err);
 	if (asoc)
 		sctp_association_free(asoc);
 	return err;
@@ -1435,7 +1435,7 @@ SCTP_STATIC int sctp_sendmsg(struct kiocb *iocb, struct sock *sk,
 	 * length messages when SCTP_EOF|SCTP_ABORT is not set.
 	 * If SCTP_ABORT is set, the message length could be non zero with
 	 * the msg_iov set to the user abort reason.
- 	 */
+	 */
 	if (((sinfo_flags & SCTP_EOF) && (msg_len > 0)) ||
 	    (!(sinfo_flags & (SCTP_EOF|SCTP_ABORT)) && (msg_len == 0))) {
 		err = -EINVAL;
@@ -1599,7 +1599,7 @@ SCTP_STATIC int sctp_sendmsg(struct kiocb *iocb, struct sock *sk,
 					= sinit->sinit_max_attempts;
 			}
 			if (sinit->sinit_max_init_timeo) {
-				asoc->max_init_timeo = 
+				asoc->max_init_timeo =
 				 msecs_to_jiffies(sinit->sinit_max_init_timeo);
 			}
 		}
@@ -2298,7 +2298,7 @@ static int sctp_setsockopt_delayed_ack_time(struct sock *sk,
 	/* Get association, if assoc_id != 0 and the socket is a one
 	 * to many style socket, and an association was not found, then
 	 * the id was invalid.
- 	 */
+	 */
 	asoc = sctp_id2assoc(sk, params.assoc_id);
 	if (!asoc && params.assoc_id && sctp_style(sk, UDP))
 		return -EINVAL;
@@ -2307,22 +2307,22 @@ static int sctp_setsockopt_delayed_ack_time(struct sock *sk,
 		if (asoc) {
 			asoc->sackdelay =
 				msecs_to_jiffies(params.assoc_value);
-			asoc->param_flags = 
+			asoc->param_flags =
 				(asoc->param_flags & ~SPP_SACKDELAY) |
 				SPP_SACKDELAY_ENABLE;
 		} else {
 			sp->sackdelay = params.assoc_value;
-			sp->param_flags = 
+			sp->param_flags =
 				(sp->param_flags & ~SPP_SACKDELAY) |
 				SPP_SACKDELAY_ENABLE;
 		}
 	} else {
 		if (asoc) {
-			asoc->param_flags = 
+			asoc->param_flags =
 				(asoc->param_flags & ~SPP_SACKDELAY) |
 				SPP_SACKDELAY_DISABLE;
 		} else {
-			sp->param_flags = 
+			sp->param_flags =
 				(sp->param_flags & ~SPP_SACKDELAY) |
 				SPP_SACKDELAY_DISABLE;
 		}
@@ -2338,17 +2338,17 @@ static int sctp_setsockopt_delayed_ack_time(struct sock *sk,
 			if (params.assoc_value) {
 				trans->sackdelay =
 					msecs_to_jiffies(params.assoc_value);
-				trans->param_flags = 
+				trans->param_flags =
 					(trans->param_flags & ~SPP_SACKDELAY) |
 					SPP_SACKDELAY_ENABLE;
 			} else {
-				trans->param_flags = 
+				trans->param_flags =
 					(trans->param_flags & ~SPP_SACKDELAY) |
 					SPP_SACKDELAY_DISABLE;
 			}
 		}
 	}
- 
+
 	return 0;
 }
 
@@ -2374,13 +2374,13 @@ static int sctp_setsockopt_initmsg(struct sock *sk, char __user *optval, int opt
 		return -EFAULT;
 
 	if (sinit.sinit_num_ostreams)
-		sp->initmsg.sinit_num_ostreams = sinit.sinit_num_ostreams;	
+		sp->initmsg.sinit_num_ostreams = sinit.sinit_num_ostreams;
 	if (sinit.sinit_max_instreams)
-		sp->initmsg.sinit_max_instreams = sinit.sinit_max_instreams;	
+		sp->initmsg.sinit_max_instreams = sinit.sinit_max_instreams;
 	if (sinit.sinit_max_attempts)
-		sp->initmsg.sinit_max_attempts = sinit.sinit_max_attempts;	
+		sp->initmsg.sinit_max_attempts = sinit.sinit_max_attempts;
 	if (sinit.sinit_max_init_timeo)
-		sp->initmsg.sinit_max_init_timeo = sinit.sinit_max_init_timeo;	
+		sp->initmsg.sinit_max_init_timeo = sinit.sinit_max_init_timeo;
 
 	return 0;
 }
@@ -2511,7 +2511,7 @@ static int sctp_setsockopt_rtoinfo(struct sock *sk, char __user *optval, int opt
 
 	if (asoc) {
 		if (rtoinfo.srto_initial != 0)
-			asoc->rto_initial = 
+			asoc->rto_initial =
 				msecs_to_jiffies(rtoinfo.srto_initial);
 		if (rtoinfo.srto_max != 0)
 			asoc->rto_max = msecs_to_jiffies(rtoinfo.srto_max);
@@ -2665,7 +2665,7 @@ static int sctp_setsockopt_maxseg(struct sock *sk, char __user *optval, int optl
 	/* Update the frag_point of the existing associations. */
 	list_for_each(pos, &(sp->ep->asocs)) {
 		asoc = list_entry(pos, struct sctp_association, asocs);
-		asoc->frag_point = sctp_frag_point(sp, asoc->pathmtu); 
+		asoc->frag_point = sctp_frag_point(sp, asoc->pathmtu);
 	}
 
 	return 0;
@@ -2703,7 +2703,7 @@ static int sctp_setsockopt_peer_primary_addr(struct sock *sk, char __user *optva
 		return -EFAULT;
 
 	asoc = sctp_id2assoc(sk, prim.sspp_assoc_id);
-	if (!asoc) 
+	if (!asoc)
 		return -EINVAL;
 
 	if (!asoc->peer.asconf_capable)
@@ -3015,7 +3015,7 @@ SCTP_STATIC struct sock *sctp_accept(struct sock *sk, int flags, int *err)
 
 out:
 	sctp_release_sock(sk);
- 	*err = error;
+	*err = error;
 	return newsk;
 }
 
@@ -3087,7 +3087,7 @@ SCTP_STATIC int sctp_init_sock(struct sock *sk)
 	sp->assocparams.sasoc_cookie_life = sctp_valid_cookie_life;
 
 	/* Initialize default event subscriptions. By default, all the
-	 * options are off. 
+	 * options are off.
 	 */
 	memset(&sp->subscribe, 0, sizeof(struct sctp_event_subscribe));
 
@@ -3099,8 +3099,8 @@ SCTP_STATIC int sctp_init_sock(struct sock *sk)
 	sp->pathmtu     = 0; // allow default discovery
 	sp->sackdelay   = sctp_sack_timeout;
 	sp->param_flags = SPP_HB_ENABLE |
-	                  SPP_PMTUD_ENABLE |
-	                  SPP_SACKDELAY_ENABLE;
+			  SPP_PMTUD_ENABLE |
+			  SPP_SACKDELAY_ENABLE;
 
 	/* If enabled no SCTP message fragmentation will be performed.
 	 * Configure through SCTP_DISABLE_FRAGMENTS socket option.
@@ -3680,7 +3680,7 @@ static int sctp_getsockopt_delayed_ack_time(struct sock *sk, int len,
 	/* Get association, if assoc_id != 0 and the socket is a one
 	 * to many style socket, and an association was not found, then
 	 * the id was invalid.
- 	 */
+	 */
 	asoc = sctp_id2assoc(sk, params.assoc_id);
 	if (!asoc && params.assoc_id && sctp_style(sk, UDP))
 		return -EINVAL;
@@ -3756,7 +3756,7 @@ static int sctp_getsockopt_peer_addrs_num_old(struct sock *sk, int len,
 	return cnt;
 }
 
-/* 
+/*
  * Old API for getting list of peer addresses. Does not work for 32-bit
  * programs running on a 64-bit kernel
  */
@@ -3833,7 +3833,7 @@ static int sctp_getsockopt_peer_addrs(struct sock *sk, int len,
 		return -EINVAL;
 
 	to = optval + offsetof(struct sctp_getaddrs,addrs);
-	space_left = len - sizeof(struct sctp_getaddrs) - 
+	space_left = len - sizeof(struct sctp_getaddrs) -
 			offsetof(struct sctp_getaddrs,addrs);
 
 	list_for_each(pos, &asoc->peer.transport_addr_list) {
@@ -3907,7 +3907,7 @@ static int sctp_getsockopt_local_addrs_num_old(struct sock *sk, int len,
 				addr = list_entry(pos,
 						  struct sctp_sockaddr_entry,
 						  list);
-				if ((PF_INET == sk->sk_family) && 
+				if ((PF_INET == sk->sk_family) &&
 				    (AF_INET6 == addr->a.sa.sa_family))
 					continue;
 				cnt++;
@@ -3941,7 +3941,7 @@ static int sctp_copy_laddrs_to_user_old(struct sock *sk, __u16 port, int max_add
 
 	list_for_each_safe(pos, next, &sctp_local_addr_list) {
 		addr = list_entry(pos, struct sctp_sockaddr_entry, list);
-		if ((PF_INET == sk->sk_family) && 
+		if ((PF_INET == sk->sk_family) &&
 		    (AF_INET6 == addr->a.sa.sa_family))
 			continue;
 		memcpy(&temp, &addr->a, sizeof(temp));
@@ -3970,7 +3970,7 @@ static int sctp_copy_laddrs_to_user(struct sock *sk, __u16 port,
 
 	list_for_each_safe(pos, next, &sctp_local_addr_list) {
 		addr = list_entry(pos, struct sctp_sockaddr_entry, list);
-		if ((PF_INET == sk->sk_family) && 
+		if ((PF_INET == sk->sk_family) &&
 		    (AF_INET6 == addr->a.sa.sa_family))
 			continue;
 		memcpy(&temp, &addr->a, sizeof(temp));
@@ -4051,7 +4051,7 @@ static int sctp_getsockopt_local_addrs_old(struct sock *sk, int len,
 				err = cnt;
 				goto unlock;
 			}
-			goto copy_getaddrs;		
+			goto copy_getaddrs;
 		}
 	}
 
@@ -4139,7 +4139,7 @@ static int sctp_getsockopt_local_addrs(struct sock *sk, int len,
 				err = cnt;
 				goto unlock;
 			}
-			goto copy_getaddrs;		
+			goto copy_getaddrs;
 		}
 	}
 
@@ -4196,7 +4196,7 @@ static int sctp_getsockopt_primary_addr(struct sock *sk, int len,
 
 	if (!asoc->peer.primary_path)
 		return -ENOTCONN;
-	
+
 	memcpy(&prim.ssp_addr, &asoc->peer.primary_path->ipaddr,
 		asoc->peer.primary_path->af_specific->sockaddr_len);
 
@@ -4864,7 +4864,7 @@ SCTP_STATIC int sctp_seqpacket_listen(struct sock *sk, int backlog)
 	if (!backlog) {
 		if (sctp_sstate(sk, CLOSED))
 			return 0;
-		
+
 		sctp_unhash_endpoint(ep);
 		sk->sk_state = SCTP_SS_CLOSED;
 	}
@@ -4872,7 +4872,7 @@ SCTP_STATIC int sctp_seqpacket_listen(struct sock *sk, int backlog)
 	/* Return if we are already listening. */
 	if (sctp_sstate(sk, LISTENING))
 		return 0;
-		
+
 	/*
 	 * If a bind() or sctp_bindx() is not called prior to a listen()
 	 * call that allows new associations to be accepted, the system
@@ -4907,7 +4907,7 @@ SCTP_STATIC int sctp_stream_listen(struct sock *sk, int backlog)
 	if (!backlog) {
 		if (sctp_sstate(sk, CLOSED))
 			return 0;
-		
+
 		sctp_unhash_endpoint(ep);
 		sk->sk_state = SCTP_SS_CLOSED;
 	}
@@ -5010,7 +5010,7 @@ unsigned int sctp_poll(struct file *file, struct socket *sock, poll_table *wait)
 	 */
 	if (sctp_style(sk, TCP) && sctp_sstate(sk, LISTENING))
 		return (!list_empty(&sp->ep->asocs)) ?
-		       	(POLLIN | POLLRDNORM) : 0;
+			(POLLIN | POLLRDNORM) : 0;
 
 	mask = 0;
 
@@ -5430,7 +5430,7 @@ static int sctp_wait_for_sndbuf(struct sctp_association *asoc, long *timeo_p,
 	DEFINE_WAIT(wait);
 
 	SCTP_DEBUG_PRINTK("wait_for_sndbuf: asoc=%p, timeo=%ld, msg_len=%zu\n",
-	                  asoc, (long)(*timeo_p), msg_len);
+			  asoc, (long)(*timeo_p), msg_len);
 
 	/* Increment the association's refcnt.  */
 	sctp_association_hold(asoc);

net/sctp/transport.c

@@ -130,9 +130,9 @@ static struct sctp_transport *sctp_transport_init(struct sctp_transport *peer,
 struct sctp_transport *sctp_transport_new(const union sctp_addr *addr,
 					  gfp_t gfp)
 {
-        struct sctp_transport *transport;
+	struct sctp_transport *transport;
 
-        transport = t_new(struct sctp_transport, gfp);
+	transport = t_new(struct sctp_transport, gfp);
 	if (!transport)
 		goto fail;
 
@@ -185,7 +185,7 @@ static void sctp_transport_destroy(struct sctp_transport *transport)
 	if (transport->asoc)
 		sctp_association_put(transport->asoc);
 
-        sctp_packet_free(&transport->packet);
+	sctp_packet_free(&transport->packet);
 
 	dst_release(transport->dst);
 	kfree(transport);
@@ -268,7 +268,7 @@ void sctp_transport_route(struct sctp_transport *transport,
 
 		/* Initialize sk->sk_rcv_saddr, if the transport is the
 		 * association's active path for getsockname().
-		 */ 
+		 */
 		if (asoc && (transport == asoc->peer.active_path))
 			opt->pf->af->to_sk_saddr(&transport->saddr,
 						 asoc->base.sk);
@@ -459,8 +459,8 @@ void sctp_transport_lower_cwnd(struct sctp_transport *transport,
 		 * destination address(es) to which the missing DATA chunks
 		 * were last sent, according to the formula described in
 		 * Section 7.2.3.
-	 	 *
-	 	 * RFC 2960 7.2.3, sctpimpguide Upon detection of packet
+		 *
+		 * RFC 2960 7.2.3, sctpimpguide Upon detection of packet
 		 * losses from SACK (see Section 7.2.4), An endpoint
 		 * should do the following:
 		 *      ssthresh = max(cwnd/2, 4*MTU)
@@ -488,7 +488,7 @@ void sctp_transport_lower_cwnd(struct sctp_transport *transport,
 		if ((jiffies - transport->last_time_ecne_reduced) >
 		    transport->rtt) {
 			transport->ssthresh = max(transport->cwnd/2,
-					  	  4*transport->asoc->pathmtu);
+						  4*transport->asoc->pathmtu);
 			transport->cwnd = transport->ssthresh;
 			transport->last_time_ecne_reduced = jiffies;
 		}

net/sctp/tsnmap.c

@@ -277,7 +277,7 @@ static void sctp_tsnmap_update(struct sctp_tsnmap *map)
 			/* Now tsn_map must have been all '1's,
 			 * so we swap the map and check the overflow table
 			 */
-        		__u8 *tmp = map->tsn_map;
+			__u8 *tmp = map->tsn_map;
 			memset(tmp, 0, map->len);
 			map->tsn_map = map->overflow_map;
 			map->overflow_map = tmp;

net/sctp/ulpevent.c

@@ -749,7 +749,7 @@ struct sctp_ulpevent *sctp_ulpevent_make_pdapi(
 	 */
 	pd->pdapi_length = sizeof(struct sctp_pdapi_event);
 
-        /*  pdapi_indication: 32 bits (unsigned integer)
+	/*  pdapi_indication: 32 bits (unsigned integer)
 	 *
 	 * This field holds the indication being sent to the application.
 	 */
@@ -790,13 +790,13 @@ void sctp_ulpevent_read_sndrcvinfo(const struct sctp_ulpevent *event,
 		return;
 
 	/* Sockets API Extensions for SCTP
- 	 * Section 5.2.2 SCTP Header Information Structure (SCTP_SNDRCV)
- 	 *
- 	 * sinfo_stream: 16 bits (unsigned integer)
- 	 *
- 	 * For recvmsg() the SCTP stack places the message's stream number in
- 	 * this value.
- 	*/
+	 * Section 5.2.2 SCTP Header Information Structure (SCTP_SNDRCV)
+	 *
+	 * sinfo_stream: 16 bits (unsigned integer)
+	 *
+	 * For recvmsg() the SCTP stack places the message's stream number in
+	 * this value.
+	*/
 	sinfo.sinfo_stream = event->stream;
 	/* sinfo_ssn: 16 bits (unsigned integer)
 	 *
@@ -828,7 +828,7 @@ void sctp_ulpevent_read_sndrcvinfo(const struct sctp_ulpevent *event,
 	sinfo.sinfo_flags = event->flags;
 	/* sinfo_tsn: 32 bit (unsigned integer)
 	 *
-	 * For the receiving side, this field holds a TSN that was 
+	 * For the receiving side, this field holds a TSN that was
 	 * assigned to one of the SCTP Data Chunks.
 	 */
 	sinfo.sinfo_tsn = event->tsn;
@@ -879,7 +879,7 @@ static void sctp_ulpevent_receive_data(struct sctp_ulpevent *event,
 	 * fragment of the real event.  However, we still need to do rwnd
 	 * accounting.
 	 * In general, the skb passed from IP can have only 1 level of
-	 * fragments. But we allow multiple levels of fragments. 
+	 * fragments. But we allow multiple levels of fragments.
 	 */
 	for (frag = skb_shinfo(skb)->frag_list; frag; frag = frag->next) {
 		sctp_ulpevent_receive_data(sctp_skb2event(frag), asoc);
@@ -888,7 +888,7 @@ static void sctp_ulpevent_receive_data(struct sctp_ulpevent *event,
 
 /* Do accounting for bytes just read by user and release the references to
  * the association.
- */ 
+ */
 static void sctp_ulpevent_release_data(struct sctp_ulpevent *event)
 {
 	struct sk_buff *skb, *frag;

net/sctp/ulpqueue.c

@@ -191,7 +191,7 @@ int sctp_ulpq_tail_event(struct sctp_ulpq *ulpq, struct sctp_ulpevent *event)
 		queue = &sk->sk_receive_queue;
 	} else if (ulpq->pd_mode) {
 		if (event->msg_flags & MSG_NOTIFICATION)
-		       	queue = &sctp_sk(sk)->pd_lobby;
+			queue = &sctp_sk(sk)->pd_lobby;
 		else {
 			clear_pd = event->msg_flags & MSG_EOR;
 			queue = &sk->sk_receive_queue;
@@ -298,32 +298,32 @@ static struct sctp_ulpevent *sctp_make_reassembled_event(struct sk_buff_head *qu
 	 */
 	if (last)
 		last->next = pos;
- 	else {
- 		if (skb_cloned(f_frag)) {
- 			/* This is a cloned skb, we can't just modify
- 			 * the frag_list.  We need a new skb to do that.
- 			 * Instead of calling skb_unshare(), we'll do it
- 			 * ourselves since we need to delay the free.
- 			 */
- 			new = skb_copy(f_frag, GFP_ATOMIC);
- 			if (!new)
- 				return NULL;	/* try again later */
-
- 			sctp_skb_set_owner_r(new, f_frag->sk);
-
- 			skb_shinfo(new)->frag_list = pos;
- 		} else
- 			skb_shinfo(f_frag)->frag_list = pos;
- 	}
+	else {
+		if (skb_cloned(f_frag)) {
+			/* This is a cloned skb, we can't just modify
+			 * the frag_list.  We need a new skb to do that.
+			 * Instead of calling skb_unshare(), we'll do it
+			 * ourselves since we need to delay the free.
+			 */
+			new = skb_copy(f_frag, GFP_ATOMIC);
+			if (!new)
+				return NULL;	/* try again later */
+
+			sctp_skb_set_owner_r(new, f_frag->sk);
+
+			skb_shinfo(new)->frag_list = pos;
+		} else
+			skb_shinfo(f_frag)->frag_list = pos;
+	}
 
 	/* Remove the first fragment from the reassembly queue.  */
 	__skb_unlink(f_frag, queue);
 
- 	/* if we did unshare, then free the old skb and re-assign */
- 	if (new) {
- 		kfree_skb(f_frag);
- 		f_frag = new;
- 	}
+	/* if we did unshare, then free the old skb and re-assign */
+	if (new) {
+		kfree_skb(f_frag);
+		f_frag = new;
+	}
 
 	while (pos) {
 
@@ -335,7 +335,7 @@ static struct sctp_ulpevent *sctp_make_reassembled_event(struct sk_buff_head *qu
 
 		/* Remove the fragment from the reassembly queue.  */
 		__skb_unlink(pos, queue);
-	
+
 		/* Break if we have reached the last fragment.  */
 		if (pos == l_frag)
 			break;
@@ -624,7 +624,7 @@ static inline void sctp_ulpq_store_ordered(struct sctp_ulpq *ulpq,
 
 	sid = event->stream;
 	ssn = event->ssn;
-	
+
 	cevent = (struct sctp_ulpevent *) pos->cb;
 	csid = cevent->stream;
 	cssn = cevent->ssn;
@@ -718,11 +718,11 @@ static inline void sctp_ulpq_reap_ordered(struct sctp_ulpq *ulpq)
 		if (cssn != sctp_ssn_peek(in, csid))
 			break;
 
-		/* Found it, so mark in the ssnmap. */	       
+		/* Found it, so mark in the ssnmap. */
 		sctp_ssn_next(in, csid);
 
 		__skb_unlink(pos, &ulpq->lobby);
-		if (!event) {						
+		if (!event) {
 			/* Create a temporary list to collect chunks on.  */
 			event = sctp_skb2event(pos);
 			__skb_queue_tail(&temp, sctp_event2skb(event));
@@ -755,7 +755,7 @@ void sctp_ulpq_skip(struct sctp_ulpq *ulpq, __u16 sid, __u16 ssn)
 	sctp_ssn_skip(in, sid, ssn);
 
 	/* Go find any other chunks that were waiting for
-	 * ordering and deliver them if needed. 
+	 * ordering and deliver them if needed.
 	 */
 	sctp_ulpq_reap_ordered(ulpq);
 	return;
@@ -849,7 +849,7 @@ void sctp_ulpq_renege(struct sctp_ulpq *ulpq, struct sctp_chunk *chunk,
 	if (chunk) {
 		needed = ntohs(chunk->chunk_hdr->length);
 		needed -= sizeof(sctp_data_chunk_t);
-	} else 
+	} else
 		needed = SCTP_DEFAULT_MAXWINDOW;
 
 	freed = 0;
@@ -866,7 +866,7 @@ void sctp_ulpq_renege(struct sctp_ulpq *ulpq, struct sctp_chunk *chunk,
 		tsn = ntohl(chunk->subh.data_hdr->tsn);
 		sctp_tsnmap_mark(&asoc->peer.tsn_map, tsn);
 		sctp_ulpq_tail_data(ulpq, chunk, gfp);
-		
+
 		sctp_ulpq_partial_delivery(ulpq, chunk, gfp);
 	}