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[TIPC]: Stream socket can now send > 66000 bytes at a time

The stream socket send code was not initializing some required fields
of the temporary msghdr structure it was utilizing; this is now fixed.
A check has also been added to detect if a user illegally specifies
a destination address when sending on an established stream connection.

Signed-off-by: Allan Stephens <allan.stephens@windriver.com>
Signed-off-by: Per Liden <per.liden@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Allan Stephens 18 жил өмнө
parent
commit
eb5959c2bd
1 өөрчлөгдсөн 6 нэмэгдсэн , 1 устгасан
  1. 6 1
      net/tipc/socket.c

+ 6 - 1
net/tipc/socket.c

@@ -2,7 +2,7 @@
  * net/tipc/socket.c: TIPC socket API
  * 
  * Copyright (c) 2001-2006, Ericsson AB
- * Copyright (c) 2004-2005, Wind River Systems
+ * Copyright (c) 2004-2006, Wind River Systems
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -629,6 +629,9 @@ static int send_stream(struct kiocb *iocb, struct socket *sock,
                         return -ENOTCONN;
         }
 
+	if (unlikely(m->msg_name))
+		return -EISCONN;
+
 	/* 
 	 * Send each iovec entry using one or more messages
 	 *
@@ -641,6 +644,8 @@ static int send_stream(struct kiocb *iocb, struct socket *sock,
 	curr_iovlen = m->msg_iovlen;
 	my_msg.msg_iov = &my_iov;
 	my_msg.msg_iovlen = 1;
+	my_msg.msg_flags = m->msg_flags;
+	my_msg.msg_name = NULL;
 	bytes_sent = 0;
 
 	while (curr_iovlen--) {