Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6

* 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6: (22 commits)
  [PATCH] ibmveth: Fix index increment calculation
  [PATCH] Fix timer race
  [PATCH] Remove useless comment from sb1250
  [PATCH] ucc_geth: changes to ucc_geth driver as a result of qe_lib changes and bugfixes
  [PATCH] sky2: 88E803X transmit lockup
  [PATCH] e1000: Reset all functions after a PCI error
  [PATCH] WAN/pc300: handle, propagate minor errors
  [PATCH] Update smc91x driver with ARM Versatile board info
  [PATCH] wireless: WE-20 compatibility for ESSID and NICKN ioctls
  [PATCH] zd1211rw: fix build-break caused by association race fix
  [PATCH] sotftmac: fix a slab corruption in WEP restricted key association
  [PATCH] airo: check if need to freeze
  [PATCH] wireless: More WE-21 potential overflows...
  [PATCH] zd1201: Possible NULL dereference
  [PATCH] orinoco: fix WE-21 buffer overflow
  [PATCH] airo.c: check returned values
  [PATCH] bcm43xx-softmac: Fix system hang for x86-64 with >1GB RAM
  [PATCH] bcm43xx-softmac: check returned value from pci_enable_device
  [PATCH] softmac: Fix WX and association related races
  [PATCH] bcm43xx: fix race condition in periodic work handler
  ...

drivers/net/Kconfig

@@ -2288,7 +2288,7 @@ config UGETH_TX_ON_DEMOND
 
 config UGETH_HAS_GIGA
 	bool
-	depends on UCC_GETH && MPC836x
+	depends on UCC_GETH && PPC_MPC836x
 
 config MV643XX_ETH
 	tristate "MV-643XX Ethernet support"

drivers/net/e1000/e1000_main.c

@@ -4914,10 +4914,6 @@ static pci_ers_result_t e1000_io_slot_reset(struct pci_dev *pdev)
 	pci_enable_wake(pdev, PCI_D3hot, 0);
 	pci_enable_wake(pdev, PCI_D3cold, 0);
 
-	/* Perform card reset only on one instance of the card */
-	if (PCI_FUNC (pdev->devfn) != 0)
-		return PCI_ERS_RESULT_RECOVERED;
-
 	e1000_reset(adapter);
 	E1000_WRITE_REG(&adapter->hw, WUS, ~0);
 

drivers/net/ioc3-eth.c

@@ -1017,7 +1017,7 @@ static void ioc3_init(struct net_device *dev)
 	struct ioc3_private *ip = netdev_priv(dev);
 	struct ioc3 *ioc3 = ip->regs;
 
-	del_timer(&ip->ioc3_timer);		/* Kill if running	*/
+	del_timer_sync(&ip->ioc3_timer);	/* Kill if running	*/
 
 	ioc3_w_emcr(EMCR_RST);			/* Reset		*/
 	(void) ioc3_r_emcr();			/* Flush WB		*/
@@ -1081,7 +1081,7 @@ static int ioc3_close(struct net_device *dev)
 {
 	struct ioc3_private *ip = netdev_priv(dev);
 
-	del_timer(&ip->ioc3_timer);
+	del_timer_sync(&ip->ioc3_timer);
 
 	netif_stop_queue(dev);
 

drivers/net/r8169.c

@@ -214,6 +214,7 @@ static struct pci_device_id rtl8169_pci_tbl[] = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_REALTEK,	0x8168), 0, 0, RTL_CFG_2 },
 	{ PCI_DEVICE(PCI_VENDOR_ID_REALTEK,	0x8169), 0, 0, RTL_CFG_0 },
 	{ PCI_DEVICE(PCI_VENDOR_ID_DLINK,	0x4300), 0, 0, RTL_CFG_0 },
+	{ PCI_DEVICE(0x1259,			0xc107), 0, 0, RTL_CFG_0 },
 	{ PCI_DEVICE(0x16ec,			0x0116), 0, 0, RTL_CFG_0 },
 	{ PCI_VENDOR_ID_LINKSYS,		0x1032,
 		PCI_ANY_ID, 0x0024, 0, 0, RTL_CFG_0 },
@@ -2700,6 +2701,7 @@ static void rtl8169_down(struct net_device *dev)
 	struct rtl8169_private *tp = netdev_priv(dev);
 	void __iomem *ioaddr = tp->mmio_addr;
 	unsigned int poll_locked = 0;
+	unsigned int intrmask;
 
 	rtl8169_delete_timer(dev);
 
@@ -2738,8 +2740,11 @@ core_down:
 	 * 2) dev->change_mtu
 	 *    -> rtl8169_poll can not be issued again and re-enable the
 	 *       interruptions. Let's simply issue the IRQ down sequence again.
+	 *
+	 * No loop if hotpluged or major error (0xffff).
 	 */
-	if (RTL_R16(IntrMask))
+	intrmask = RTL_R16(IntrMask);
+	if (intrmask && (intrmask != 0xffff))
 		goto core_down;
 
 	rtl8169_tx_clear(tp);

drivers/net/sb1250-mac.c

@@ -2903,7 +2903,7 @@ sbmac_init_module(void)
 
 		dev = alloc_etherdev(sizeof(struct sbmac_softc));
 		if (!dev)
-			return -ENOMEM;	/* return ENOMEM */
+			return -ENOMEM;
 
 		printk(KERN_DEBUG "sbmac: configuring MAC at %lx\n", port);
 

drivers/net/sky2.c

@@ -699,16 +699,10 @@ static void sky2_mac_init(struct sky2_hw *hw, unsigned port)
 
 }
 
-/* Assign Ram Buffer allocation.
- * start and end are in units of 4k bytes
- * ram registers are in units of 64bit words
- */
-static void sky2_ramset(struct sky2_hw *hw, u16 q, u8 startk, u8 endk)
+/* Assign Ram Buffer allocation in units of 64bit (8 bytes) */
+static void sky2_ramset(struct sky2_hw *hw, u16 q, u32 start, u32 end)
 {
-	u32 start, end;
-
-	start = startk * 4096/8;
-	end = (endk * 4096/8) - 1;
+	pr_debug(PFX "q %d %#x %#x\n", q, start, end);
 
 	sky2_write8(hw, RB_ADDR(q, RB_CTRL), RB_RST_CLR);
 	sky2_write32(hw, RB_ADDR(q, RB_START), start);
@@ -717,7 +711,7 @@ static void sky2_ramset(struct sky2_hw *hw, u16 q, u8 startk, u8 endk)
 	sky2_write32(hw, RB_ADDR(q, RB_RP), start);
 
 	if (q == Q_R1 || q == Q_R2) {
-		u32 space = (endk - startk) * 4096/8;
+		u32 space = end - start + 1;
 		u32 tp = space - space/4;
 
 		/* On receive queue's set the thresholds
@@ -1199,19 +1193,16 @@ static int sky2_up(struct net_device *dev)
 
 	sky2_mac_init(hw, port);
 
-	/* Determine available ram buffer space (in 4K blocks).
-	 * Note: not sure about the FE setting below yet
-	 */
-	if (hw->chip_id == CHIP_ID_YUKON_FE)
-		ramsize = 4;
-	else
-		ramsize = sky2_read8(hw, B2_E_0);
+	/* Determine available ram buffer space in qwords.  */
+	ramsize = sky2_read8(hw, B2_E_0) * 4096/8;
 
-	/* Give transmitter one third (rounded up) */
-	rxspace = ramsize - (ramsize + 2) / 3;
+	if (ramsize > 6*1024/8)
+		rxspace = ramsize - (ramsize + 2) / 3;
+	else
+		rxspace = ramsize / 2;
 
-	sky2_ramset(hw, rxqaddr[port], 0, rxspace);
-	sky2_ramset(hw, txqaddr[port], rxspace, ramsize);
+	sky2_ramset(hw, rxqaddr[port], 0, rxspace-1);
+	sky2_ramset(hw, txqaddr[port], rxspace, ramsize-1);
 
 	/* Make sure SyncQ is disabled */
 	sky2_write8(hw, RB_ADDR(port == 0 ? Q_XS1 : Q_XS2, RB_CTRL),

drivers/net/smc91x.h

@@ -416,6 +416,24 @@ static inline void LPD7_SMC_outsw (unsigned char* a, int r,
 
 #define SMC_IRQ_FLAGS		(0)
 
+#elif	defined(CONFIG_ARCH_VERSATILE)
+
+#define SMC_CAN_USE_8BIT	1
+#define SMC_CAN_USE_16BIT	1
+#define SMC_CAN_USE_32BIT	1
+#define SMC_NOWAIT		1
+
+#define SMC_inb(a, r)		readb((a) + (r))
+#define SMC_inw(a, r)		readw((a) + (r))
+#define SMC_inl(a, r)		readl((a) + (r))
+#define SMC_outb(v, a, r)	writeb(v, (a) + (r))
+#define SMC_outw(v, a, r)	writew(v, (a) + (r))
+#define SMC_outl(v, a, r)	writel(v, (a) + (r))
+#define SMC_insl(a, r, p, l)	readsl((a) + (r), p, l)
+#define SMC_outsl(a, r, p, l)	writesl((a) + (r), p, l)
+
+#define SMC_IRQ_FLAGS		(0)
+
 #else
 
 #define SMC_CAN_USE_8BIT	1

drivers/net/ucc_geth.h

@@ -36,24 +36,24 @@
 #define ENET_INIT_PARAM_MAX_ENTRIES_RX  9
 #define ENET_INIT_PARAM_MAX_ENTRIES_TX  8
 
-typedef struct ucc_mii_mng {
+struct ucc_mii_mng {
 	u32 miimcfg;		/* MII management configuration reg */
 	u32 miimcom;		/* MII management command reg */
 	u32 miimadd;		/* MII management address reg */
 	u32 miimcon;		/* MII management control reg */
 	u32 miimstat;		/* MII management status reg */
 	u32 miimind;		/* MII management indication reg */
-} __attribute__ ((packed)) ucc_mii_mng_t;
+} __attribute__ ((packed));
 
-typedef struct ucc_geth {
-	ucc_fast_t uccf;
+struct ucc_geth {
+	struct ucc_fast uccf;
 
 	u32 maccfg1;		/* mac configuration reg. 1 */
 	u32 maccfg2;		/* mac configuration reg. 2 */
 	u32 ipgifg;		/* interframe gap reg.  */
 	u32 hafdup;		/* half-duplex reg.  */
 	u8 res1[0x10];
-	ucc_mii_mng_t miimng;	/* MII management structure */
+	struct ucc_mii_mng miimng;	/* MII management structure */
 	u32 ifctl;		/* interface control reg */
 	u32 ifstat;		/* interface statux reg */
 	u32 macstnaddr1;	/* mac station address part 1 reg */
@@ -111,7 +111,7 @@ typedef struct ucc_geth {
 	u32 scar;		/* Statistics carry register */
 	u32 scam;		/* Statistics caryy mask register */
 	u8 res5[0x200 - 0x1c4];
-} __attribute__ ((packed)) ucc_geth_t;
+} __attribute__ ((packed));
 
 /* UCC GETH TEMODR Register */
 #define TEMODER_TX_RMON_STATISTICS_ENABLE       0x0100	/* enable Tx statistics
@@ -508,39 +508,39 @@ typedef struct ucc_geth {
 /* UCC GETH UDSR (Data Synchronization Register) */
 #define UDSR_MAGIC                              0x067E
 
-typedef struct ucc_geth_thread_data_tx {
+struct ucc_geth_thread_data_tx {
 	u8 res0[104];
-} __attribute__ ((packed)) ucc_geth_thread_data_tx_t;
+} __attribute__ ((packed));
 
-typedef struct ucc_geth_thread_data_rx {
+struct ucc_geth_thread_data_rx {
 	u8 res0[40];
-} __attribute__ ((packed)) ucc_geth_thread_data_rx_t;
+} __attribute__ ((packed));
 
 /* Send Queue Queue-Descriptor */
-typedef struct ucc_geth_send_queue_qd {
+struct ucc_geth_send_queue_qd {
 	u32 bd_ring_base;	/* pointer to BD ring base address */
 	u8 res0[0x8];
 	u32 last_bd_completed_address;/* initialize to last entry in BD ring */
 	u8 res1[0x30];
-} __attribute__ ((packed)) ucc_geth_send_queue_qd_t;
+} __attribute__ ((packed));
 
-typedef struct ucc_geth_send_queue_mem_region {
-	ucc_geth_send_queue_qd_t sqqd[NUM_TX_QUEUES];
-} __attribute__ ((packed)) ucc_geth_send_queue_mem_region_t;
+struct ucc_geth_send_queue_mem_region {
+	struct ucc_geth_send_queue_qd sqqd[NUM_TX_QUEUES];
+} __attribute__ ((packed));
 
-typedef struct ucc_geth_thread_tx_pram {
+struct ucc_geth_thread_tx_pram {
 	u8 res0[64];
-} __attribute__ ((packed)) ucc_geth_thread_tx_pram_t;
+} __attribute__ ((packed));
 
-typedef struct ucc_geth_thread_rx_pram {
+struct ucc_geth_thread_rx_pram {
 	u8 res0[128];
-} __attribute__ ((packed)) ucc_geth_thread_rx_pram_t;
+} __attribute__ ((packed));
 
 #define THREAD_RX_PRAM_ADDITIONAL_FOR_EXTENDED_FILTERING        64
 #define THREAD_RX_PRAM_ADDITIONAL_FOR_EXTENDED_FILTERING_8      64
 #define THREAD_RX_PRAM_ADDITIONAL_FOR_EXTENDED_FILTERING_16     96
 
-typedef struct ucc_geth_scheduler {
+struct ucc_geth_scheduler {
 	u16 cpucount0;		/* CPU packet counter */
 	u16 cpucount1;		/* CPU packet counter */
 	u16 cecount0;		/* QE packet counter */
@@ -574,9 +574,9 @@ typedef struct ucc_geth_scheduler {
 				      /**< weight factor for queues   */
 	u32 minw;		/* temporary variable handled by QE */
 	u8 res1[0x70 - 0x64];
-} __attribute__ ((packed)) ucc_geth_scheduler_t;
+} __attribute__ ((packed));
 
-typedef struct ucc_geth_tx_firmware_statistics_pram {
+struct ucc_geth_tx_firmware_statistics_pram {
 	u32 sicoltx;		/* single collision */
 	u32 mulcoltx;		/* multiple collision */
 	u32 latecoltxfr;	/* late collision */
@@ -596,9 +596,9 @@ typedef struct ucc_geth_tx_firmware_statistics_pram {
 				   and 1518 octets */
 	u32 txpktsjumbo;	/* total packets (including bad) between 1024
 				   and MAXLength octets */
-} __attribute__ ((packed)) ucc_geth_tx_firmware_statistics_pram_t;
+} __attribute__ ((packed));
 
-typedef struct ucc_geth_rx_firmware_statistics_pram {
+struct ucc_geth_rx_firmware_statistics_pram {
 	u32 frrxfcser;		/* frames with crc error */
 	u32 fraligner;		/* frames with alignment error */
 	u32 inrangelenrxer;	/* in range length error */
@@ -630,33 +630,33 @@ typedef struct ucc_geth_rx_firmware_statistics_pram {
 				   replaced */
 	u32 insertvlan;		/* total frames that had their VLAN tag
 				   inserted */
-} __attribute__ ((packed)) ucc_geth_rx_firmware_statistics_pram_t;
+} __attribute__ ((packed));
 
-typedef struct ucc_geth_rx_interrupt_coalescing_entry {
+struct ucc_geth_rx_interrupt_coalescing_entry {
 	u32 interruptcoalescingmaxvalue;	/* interrupt coalescing max
 						   value */
 	u32 interruptcoalescingcounter;	/* interrupt coalescing counter,
 					   initialize to
 					   interruptcoalescingmaxvalue */
-} __attribute__ ((packed)) ucc_geth_rx_interrupt_coalescing_entry_t;
+} __attribute__ ((packed));
 
-typedef struct ucc_geth_rx_interrupt_coalescing_table {
-	ucc_geth_rx_interrupt_coalescing_entry_t coalescingentry[NUM_RX_QUEUES];
+struct ucc_geth_rx_interrupt_coalescing_table {
+	struct ucc_geth_rx_interrupt_coalescing_entry coalescingentry[NUM_RX_QUEUES];
 				       /**< interrupt coalescing entry */
-} __attribute__ ((packed)) ucc_geth_rx_interrupt_coalescing_table_t;
+} __attribute__ ((packed));
 
-typedef struct ucc_geth_rx_prefetched_bds {
-	qe_bd_t bd[NUM_BDS_IN_PREFETCHED_BDS];	/* prefetched bd */
-} __attribute__ ((packed)) ucc_geth_rx_prefetched_bds_t;
+struct ucc_geth_rx_prefetched_bds {
+	struct qe_bd bd[NUM_BDS_IN_PREFETCHED_BDS];	/* prefetched bd */
+} __attribute__ ((packed));
 
-typedef struct ucc_geth_rx_bd_queues_entry {
+struct ucc_geth_rx_bd_queues_entry {
 	u32 bdbaseptr;		/* BD base pointer */
 	u32 bdptr;		/* BD pointer */
 	u32 externalbdbaseptr;	/* external BD base pointer */
 	u32 externalbdptr;	/* external BD pointer */
-} __attribute__ ((packed)) ucc_geth_rx_bd_queues_entry_t;
+} __attribute__ ((packed));
 
-typedef struct ucc_geth_tx_global_pram {
+struct ucc_geth_tx_global_pram {
 	u16 temoder;
 	u8 res0[0x38 - 0x02];
 	u32 sqptr;		/* a base pointer to send queue memory region */
@@ -670,15 +670,15 @@ typedef struct ucc_geth_tx_global_pram {
 	u32 tqptr;		/* a base pointer to the Tx Queues Memory
 				   Region */
 	u8 res2[0x80 - 0x74];
-} __attribute__ ((packed)) ucc_geth_tx_global_pram_t;
+} __attribute__ ((packed));
 
 /* structure representing Extended Filtering Global Parameters in PRAM */
-typedef struct ucc_geth_exf_global_pram {
+struct ucc_geth_exf_global_pram {
 	u32 l2pcdptr;		/* individual address filter, high */
 	u8 res0[0x10 - 0x04];
-} __attribute__ ((packed)) ucc_geth_exf_global_pram_t;
+} __attribute__ ((packed));
 
-typedef struct ucc_geth_rx_global_pram {
+struct ucc_geth_rx_global_pram {
 	u32 remoder;		/* ethernet mode reg. */
 	u32 rqptr;		/* base pointer to the Rx Queues Memory Region*/
 	u32 res0[0x1];
@@ -710,12 +710,12 @@ typedef struct ucc_geth_rx_global_pram {
 	u32 exfGlobalParam;	/* base address for extended filtering global
 				   parameters */
 	u8 res6[0x100 - 0xC4];	/* Initialize to zero */
-} __attribute__ ((packed)) ucc_geth_rx_global_pram_t;
+} __attribute__ ((packed));
 
 #define GRACEFUL_STOP_ACKNOWLEDGE_RX            0x01
 
 /* structure representing InitEnet command */
-typedef struct ucc_geth_init_pram {
+struct ucc_geth_init_pram {
 	u8 resinit1;
 	u8 resinit2;
 	u8 resinit3;
@@ -729,7 +729,7 @@ typedef struct ucc_geth_init_pram {
 	u32 txglobal;		/* tx global */
 	u32 txthread[ENET_INIT_PARAM_MAX_ENTRIES_TX];	/* tx threads */
 	u8 res3[0x1];
-} __attribute__ ((packed)) ucc_geth_init_pram_t;
+} __attribute__ ((packed));
 
 #define ENET_INIT_PARAM_RGF_SHIFT               (32 - 4)
 #define ENET_INIT_PARAM_TGF_SHIFT               (32 - 8)
@@ -746,27 +746,27 @@ typedef struct ucc_geth_init_pram {
 #define ENET_INIT_PARAM_MAGIC_RES_INIT5         0x0400
 
 /* structure representing 82xx Address Filtering Enet Address in PRAM */
-typedef struct ucc_geth_82xx_enet_address {
+struct ucc_geth_82xx_enet_address {
 	u8 res1[0x2];
 	u16 h;			/* address (MSB) */
 	u16 m;			/* address */
 	u16 l;			/* address (LSB) */
-} __attribute__ ((packed)) ucc_geth_82xx_enet_address_t;
+} __attribute__ ((packed));
 
 /* structure representing 82xx Address Filtering PRAM */
-typedef struct ucc_geth_82xx_address_filtering_pram {
+struct ucc_geth_82xx_address_filtering_pram {
 	u32 iaddr_h;		/* individual address filter, high */
 	u32 iaddr_l;		/* individual address filter, low */
 	u32 gaddr_h;		/* group address filter, high */
 	u32 gaddr_l;		/* group address filter, low */
-	ucc_geth_82xx_enet_address_t taddr;
-	ucc_geth_82xx_enet_address_t paddr[NUM_OF_PADDRS];
+	struct ucc_geth_82xx_enet_address taddr;
+	struct ucc_geth_82xx_enet_address paddr[NUM_OF_PADDRS];
 	u8 res0[0x40 - 0x38];
-} __attribute__ ((packed)) ucc_geth_82xx_address_filtering_pram_t;
+} __attribute__ ((packed));
 
 /* GETH Tx firmware statistics structure, used when calling
    UCC_GETH_GetStatistics. */
-typedef struct ucc_geth_tx_firmware_statistics {
+struct ucc_geth_tx_firmware_statistics {
 	u32 sicoltx;		/* single collision */
 	u32 mulcoltx;		/* multiple collision */
 	u32 latecoltxfr;	/* late collision */
@@ -786,11 +786,11 @@ typedef struct ucc_geth_tx_firmware_statistics {
 				   and 1518 octets */
 	u32 txpktsjumbo;	/* total packets (including bad) between 1024
 				   and MAXLength octets */
-} __attribute__ ((packed)) ucc_geth_tx_firmware_statistics_t;
+} __attribute__ ((packed));
 
 /* GETH Rx firmware statistics structure, used when calling
    UCC_GETH_GetStatistics. */
-typedef struct ucc_geth_rx_firmware_statistics {
+struct ucc_geth_rx_firmware_statistics {
 	u32 frrxfcser;		/* frames with crc error */
 	u32 fraligner;		/* frames with alignment error */
 	u32 inrangelenrxer;	/* in range length error */
@@ -822,11 +822,11 @@ typedef struct ucc_geth_rx_firmware_statistics {
 				   replaced */
 	u32 insertvlan;		/* total frames that had their VLAN tag
 				   inserted */
-} __attribute__ ((packed)) ucc_geth_rx_firmware_statistics_t;
+} __attribute__ ((packed));
 
 /* GETH hardware statistics structure, used when calling
    UCC_GETH_GetStatistics. */
-typedef struct ucc_geth_hardware_statistics {
+struct ucc_geth_hardware_statistics {
 	u32 tx64;		/* Total number of frames (including bad
 				   frames) transmitted that were exactly of the
 				   minimal length (64 for un tagged, 68 for
@@ -871,7 +871,7 @@ typedef struct ucc_geth_hardware_statistics {
 	u32 rbca;		/* Total number of frames received succesfully
 				   that had destination address equal to the
 				   broadcast address */
-} __attribute__ ((packed)) ucc_geth_hardware_statistics_t;
+} __attribute__ ((packed));
 
 /* UCC GETH Tx errors returned via TxConf callback */
 #define TX_ERRORS_DEF      0x0200
@@ -1013,21 +1013,21 @@ typedef struct ucc_geth_hardware_statistics {
 				(MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_112)
 
 /* Ethernet speed */
-typedef enum enet_speed {
+enum enet_speed {
 	ENET_SPEED_10BT,	/* 10 Base T */
 	ENET_SPEED_100BT,	/* 100 Base T */
 	ENET_SPEED_1000BT	/* 1000 Base T */
-} enet_speed_e;
+};
 
 /* Ethernet Address Type. */
-typedef enum enet_addr_type {
+enum enet_addr_type {
 	ENET_ADDR_TYPE_INDIVIDUAL,
 	ENET_ADDR_TYPE_GROUP,
 	ENET_ADDR_TYPE_BROADCAST
-} enet_addr_type_e;
+};
 
 /* TBI / MII Set Register */
-typedef enum enet_tbi_mii_reg {
+enum enet_tbi_mii_reg {
 	ENET_TBI_MII_CR = 0x00,	/* Control (CR ) */
 	ENET_TBI_MII_SR = 0x01,	/* Status (SR ) */
 	ENET_TBI_MII_ANA = 0x04,	/* AN advertisement (ANA ) */
@@ -1040,10 +1040,10 @@ typedef enum enet_tbi_mii_reg {
 	ENET_TBI_MII_EXST = 0x0F,	/* Extended status (EXST ) */
 	ENET_TBI_MII_JD = 0x10,	/* Jitter diagnostics (JD ) */
 	ENET_TBI_MII_TBICON = 0x11	/* TBI control (TBICON ) */
-} enet_tbi_mii_reg_e;
+};
 
 /* UCC GETH 82xx Ethernet Address Recognition Location */
-typedef enum ucc_geth_enet_address_recognition_location {
+enum ucc_geth_enet_address_recognition_location {
 	UCC_GETH_ENET_ADDRESS_RECOGNITION_LOCATION_STATION_ADDRESS,/* station
 								      address */
 	UCC_GETH_ENET_ADDRESS_RECOGNITION_LOCATION_PADDR_FIRST,	/* additional
@@ -1065,10 +1065,10 @@ typedef enum ucc_geth_enet_address_recognition_location {
 	UCC_GETH_ENET_ADDRESS_RECOGNITION_LOCATION_GROUP_HASH,	/* group hash */
 	UCC_GETH_ENET_ADDRESS_RECOGNITION_LOCATION_INDIVIDUAL_HASH /* individual
 								      hash */
-} ucc_geth_enet_address_recognition_location_e;
+};
 
 /* UCC GETH vlan operation tagged */
-typedef enum ucc_geth_vlan_operation_tagged {
+enum ucc_geth_vlan_operation_tagged {
 	UCC_GETH_VLAN_OPERATION_TAGGED_NOP = 0x0,	/* Tagged - nop */
 	UCC_GETH_VLAN_OPERATION_TAGGED_REPLACE_VID_PORTION_OF_Q_TAG
 		= 0x1,	/* Tagged - replace vid portion of q tag */
@@ -1076,18 +1076,18 @@ typedef enum ucc_geth_vlan_operation_tagged {
 		= 0x2,	/* Tagged - if vid0 replace vid with default value  */
 	UCC_GETH_VLAN_OPERATION_TAGGED_EXTRACT_Q_TAG_FROM_FRAME
 		= 0x3	/* Tagged - extract q tag from frame */
-} ucc_geth_vlan_operation_tagged_e;
+};
 
 /* UCC GETH vlan operation non-tagged */
-typedef enum ucc_geth_vlan_operation_non_tagged {
+enum ucc_geth_vlan_operation_non_tagged {
 	UCC_GETH_VLAN_OPERATION_NON_TAGGED_NOP = 0x0,	/* Non tagged - nop */
 	UCC_GETH_VLAN_OPERATION_NON_TAGGED_Q_TAG_INSERT = 0x1	/* Non tagged -
 								   q tag insert
 								 */
-} ucc_geth_vlan_operation_non_tagged_e;
+};
 
 /* UCC GETH Rx Quality of Service Mode */
-typedef enum ucc_geth_qos_mode {
+enum ucc_geth_qos_mode {
 	UCC_GETH_QOS_MODE_DEFAULT = 0x0,	/* default queue */
 	UCC_GETH_QOS_MODE_QUEUE_NUM_FROM_L2_CRITERIA = 0x1,	/* queue
 								   determined
@@ -1097,11 +1097,11 @@ typedef enum ucc_geth_qos_mode {
 								   determined
 								   by L3
 								   criteria */
-} ucc_geth_qos_mode_e;
+};
 
 /* UCC GETH Statistics Gathering Mode - These are bit flags, 'or' them together
    for combined functionality */
-typedef enum ucc_geth_statistics_gathering_mode {
+enum ucc_geth_statistics_gathering_mode {
 	UCC_GETH_STATISTICS_GATHERING_MODE_NONE = 0x00000000,	/* No
 								   statistics
 								   gathering */
@@ -1122,10 +1122,10 @@ typedef enum ucc_geth_statistics_gathering_mode {
 								      statistics
 								      gathering
 								    */
-} ucc_geth_statistics_gathering_mode_e;
+};
 
 /* UCC GETH Pad and CRC Mode - Note, Padding without CRC is not possible */
-typedef enum ucc_geth_maccfg2_pad_and_crc_mode {
+enum ucc_geth_maccfg2_pad_and_crc_mode {
 	UCC_GETH_PAD_AND_CRC_MODE_NONE
 		= MACCFG2_PAD_AND_CRC_MODE_NONE,	/* Neither Padding
 							   short frames
@@ -1135,61 +1135,59 @@ typedef enum ucc_geth_maccfg2_pad_and_crc_mode {
 							   CRC only */
 	UCC_GETH_PAD_AND_CRC_MODE_PAD_AND_CRC =
 	    MACCFG2_PAD_AND_CRC_MODE_PAD_AND_CRC
-} ucc_geth_maccfg2_pad_and_crc_mode_e;
+};
 
 /* UCC GETH upsmr Flow Control Mode */
-typedef enum ucc_geth_flow_control_mode {
+enum ucc_geth_flow_control_mode {
 	UPSMR_AUTOMATIC_FLOW_CONTROL_MODE_NONE = 0x00000000,	/* No automatic
 								   flow control
 								 */
 	UPSMR_AUTOMATIC_FLOW_CONTROL_MODE_PAUSE_WHEN_EMERGENCY
 		= 0x00004000	/* Send pause frame when RxFIFO reaches its
 				   emergency threshold */
-} ucc_geth_flow_control_mode_e;
+};
 
 /* UCC GETH number of threads */
-typedef enum ucc_geth_num_of_threads {
+enum ucc_geth_num_of_threads {
 	UCC_GETH_NUM_OF_THREADS_1 = 0x1,	/* 1 */
 	UCC_GETH_NUM_OF_THREADS_2 = 0x2,	/* 2 */
 	UCC_GETH_NUM_OF_THREADS_4 = 0x0,	/* 4 */
 	UCC_GETH_NUM_OF_THREADS_6 = 0x3,	/* 6 */
 	UCC_GETH_NUM_OF_THREADS_8 = 0x4	/* 8 */
-} ucc_geth_num_of_threads_e;
+};
 
 /* UCC GETH number of station addresses */
-typedef enum ucc_geth_num_of_station_addresses {
+enum ucc_geth_num_of_station_addresses {
 	UCC_GETH_NUM_OF_STATION_ADDRESSES_1,	/* 1 */
 	UCC_GETH_NUM_OF_STATION_ADDRESSES_5	/* 5 */
-} ucc_geth_num_of_station_addresses_e;
-
-typedef u8 enet_addr_t[ENET_NUM_OCTETS_PER_ADDRESS];
+};
 
 /* UCC GETH 82xx Ethernet Address Container */
-typedef struct enet_addr_container {
-	enet_addr_t address;	/* ethernet address */
-	ucc_geth_enet_address_recognition_location_e location;	/* location in
+struct enet_addr_container {
+	u8 address[ENET_NUM_OCTETS_PER_ADDRESS];	/* ethernet address */
+	enum ucc_geth_enet_address_recognition_location location;	/* location in
 								   82xx address
 								   recognition
 								   hardware */
 	struct list_head node;
-} enet_addr_container_t;
+};
 
-#define ENET_ADDR_CONT_ENTRY(ptr) list_entry(ptr, enet_addr_container_t, node)
+#define ENET_ADDR_CONT_ENTRY(ptr) list_entry(ptr, struct enet_addr_container, node)
 
 /* UCC GETH Termination Action Descriptor (TAD) structure. */
-typedef struct ucc_geth_tad_params {
+struct ucc_geth_tad_params {
 	int rx_non_dynamic_extended_features_mode;
 	int reject_frame;
-	ucc_geth_vlan_operation_tagged_e vtag_op;
-	ucc_geth_vlan_operation_non_tagged_e vnontag_op;
-	ucc_geth_qos_mode_e rqos;
+	enum ucc_geth_vlan_operation_tagged vtag_op;
+	enum ucc_geth_vlan_operation_non_tagged vnontag_op;
+	enum ucc_geth_qos_mode rqos;
 	u8 vpri;
 	u16 vid;
-} ucc_geth_tad_params_t;
+};
 
 /* GETH protocol initialization structure */
-typedef struct ucc_geth_info {
-	ucc_fast_info_t uf_info;
+struct ucc_geth_info {
+	struct ucc_fast_info uf_info;
 	u8 numQueuesTx;
 	u8 numQueuesRx;
 	int ipCheckSumCheck;
@@ -1251,51 +1249,51 @@ typedef struct ucc_geth_info {
 	u8 iphoffset[TX_IP_OFFSET_ENTRY_MAX];
 	u16 bdRingLenTx[NUM_TX_QUEUES];
 	u16 bdRingLenRx[NUM_RX_QUEUES];
-	enet_interface_e enet_interface;
-	ucc_geth_num_of_station_addresses_e numStationAddresses;
-	 qe_fltr_largest_external_tbl_lookup_key_size_e
+	enum enet_interface enet_interface;
+	enum ucc_geth_num_of_station_addresses numStationAddresses;
+	enum qe_fltr_largest_external_tbl_lookup_key_size
 	    largestexternallookupkeysize;
-	ucc_geth_statistics_gathering_mode_e statisticsMode;
-	ucc_geth_vlan_operation_tagged_e vlanOperationTagged;
-	ucc_geth_vlan_operation_non_tagged_e vlanOperationNonTagged;
-	ucc_geth_qos_mode_e rxQoSMode;
-	ucc_geth_flow_control_mode_e aufc;
-	ucc_geth_maccfg2_pad_and_crc_mode_e padAndCrc;
-	ucc_geth_num_of_threads_e numThreadsTx;
-	ucc_geth_num_of_threads_e numThreadsRx;
-	qe_risc_allocation_e riscTx;
-	qe_risc_allocation_e riscRx;
-} ucc_geth_info_t;
+	enum ucc_geth_statistics_gathering_mode statisticsMode;
+	enum ucc_geth_vlan_operation_tagged vlanOperationTagged;
+	enum ucc_geth_vlan_operation_non_tagged vlanOperationNonTagged;
+	enum ucc_geth_qos_mode rxQoSMode;
+	enum ucc_geth_flow_control_mode aufc;
+	enum ucc_geth_maccfg2_pad_and_crc_mode padAndCrc;
+	enum ucc_geth_num_of_threads numThreadsTx;
+	enum ucc_geth_num_of_threads numThreadsRx;
+	enum qe_risc_allocation riscTx;
+	enum qe_risc_allocation riscRx;
+};
 
 /* structure representing UCC GETH */
-typedef struct ucc_geth_private {
-	ucc_geth_info_t *ug_info;
-	ucc_fast_private_t *uccf;
+struct ucc_geth_private {
+	struct ucc_geth_info *ug_info;
+	struct ucc_fast_private *uccf;
 	struct net_device *dev;
 	struct net_device_stats stats;	/* linux network statistics */
-	ucc_geth_t *ug_regs;
-	ucc_geth_init_pram_t *p_init_enet_param_shadow;
-	ucc_geth_exf_global_pram_t *p_exf_glbl_param;
+	struct ucc_geth *ug_regs;
+	struct ucc_geth_init_pram *p_init_enet_param_shadow;
+	struct ucc_geth_exf_global_pram *p_exf_glbl_param;
 	u32 exf_glbl_param_offset;
-	ucc_geth_rx_global_pram_t *p_rx_glbl_pram;
+	struct ucc_geth_rx_global_pram *p_rx_glbl_pram;
 	u32 rx_glbl_pram_offset;
-	ucc_geth_tx_global_pram_t *p_tx_glbl_pram;
+	struct ucc_geth_tx_global_pram *p_tx_glbl_pram;
 	u32 tx_glbl_pram_offset;
-	ucc_geth_send_queue_mem_region_t *p_send_q_mem_reg;
+	struct ucc_geth_send_queue_mem_region *p_send_q_mem_reg;
 	u32 send_q_mem_reg_offset;
-	ucc_geth_thread_data_tx_t *p_thread_data_tx;
+	struct ucc_geth_thread_data_tx *p_thread_data_tx;
 	u32 thread_dat_tx_offset;
-	ucc_geth_thread_data_rx_t *p_thread_data_rx;
+	struct ucc_geth_thread_data_rx *p_thread_data_rx;
 	u32 thread_dat_rx_offset;
-	ucc_geth_scheduler_t *p_scheduler;
+	struct ucc_geth_scheduler *p_scheduler;
 	u32 scheduler_offset;
-	ucc_geth_tx_firmware_statistics_pram_t *p_tx_fw_statistics_pram;
+	struct ucc_geth_tx_firmware_statistics_pram *p_tx_fw_statistics_pram;
 	u32 tx_fw_statistics_pram_offset;
-	ucc_geth_rx_firmware_statistics_pram_t *p_rx_fw_statistics_pram;
+	struct ucc_geth_rx_firmware_statistics_pram *p_rx_fw_statistics_pram;
 	u32 rx_fw_statistics_pram_offset;
-	ucc_geth_rx_interrupt_coalescing_table_t *p_rx_irq_coalescing_tbl;
+	struct ucc_geth_rx_interrupt_coalescing_table *p_rx_irq_coalescing_tbl;
 	u32 rx_irq_coalescing_tbl_offset;
-	ucc_geth_rx_bd_queues_entry_t *p_rx_bd_qs_tbl;
+	struct ucc_geth_rx_bd_queues_entry *p_rx_bd_qs_tbl;
 	u32 rx_bd_qs_tbl_offset;
 	u8 *p_tx_bd_ring[NUM_TX_QUEUES];
 	u32 tx_bd_ring_offset[NUM_TX_QUEUES];
@@ -1308,7 +1306,7 @@ typedef struct ucc_geth_private {
 	u16 cpucount[NUM_TX_QUEUES];
 	volatile u16 *p_cpucount[NUM_TX_QUEUES];
 	int indAddrRegUsed[NUM_OF_PADDRS];
-	enet_addr_t paddr[NUM_OF_PADDRS];
+	u8 paddr[NUM_OF_PADDRS][ENET_NUM_OCTETS_PER_ADDRESS];	/* ethernet address */
 	u8 numGroupAddrInHash;
 	u8 numIndAddrInHash;
 	u8 numIndAddrInReg;
@@ -1334,6 +1332,6 @@ typedef struct ucc_geth_private {
 	int oldspeed;
 	int oldduplex;
 	int oldlink;
-} ucc_geth_private_t;
+};
 
 #endif				/* __UCC_GETH_H__ */

drivers/net/ucc_geth_phy.c

@@ -42,7 +42,6 @@
 
 #include "ucc_geth.h"
 #include "ucc_geth_phy.h"
-#include <platforms/83xx/mpc8360e_pb.h>
 
 #define ugphy_printk(level, format, arg...)  \
         printk(level format "\n", ## arg)
@@ -72,16 +71,14 @@ static int genmii_read_status(struct ugeth_mii_info *mii_info);
 u16 phy_read(struct ugeth_mii_info *mii_info, u16 regnum);
 void phy_write(struct ugeth_mii_info *mii_info, u16 regnum, u16 val);
 
-static u8 *bcsr_regs = NULL;
-
 /* Write value to the PHY for this device to the register at regnum, */
 /* waiting until the write is done before it returns.  All PHY */
 /* configuration has to be done through the TSEC1 MIIM regs */
 void write_phy_reg(struct net_device *dev, int mii_id, int regnum, int value)
 {
-	ucc_geth_private_t *ugeth = netdev_priv(dev);
-	ucc_mii_mng_t *mii_regs;
-	enet_tbi_mii_reg_e mii_reg = (enet_tbi_mii_reg_e) regnum;
+	struct ucc_geth_private *ugeth = netdev_priv(dev);
+	struct ucc_mii_mng *mii_regs;
+	enum enet_tbi_mii_reg mii_reg = (enum enet_tbi_mii_reg) regnum;
 	u32 tmp_reg;
 
 	ugphy_vdbg("%s: IN", __FUNCTION__);
@@ -116,9 +113,9 @@ void write_phy_reg(struct net_device *dev, int mii_id, int regnum, int value)
 /* configuration has to be done through the TSEC1 MIIM regs */
 int read_phy_reg(struct net_device *dev, int mii_id, int regnum)
 {
-	ucc_geth_private_t *ugeth = netdev_priv(dev);
-	ucc_mii_mng_t *mii_regs;
-	enet_tbi_mii_reg_e mii_reg = (enet_tbi_mii_reg_e) regnum;
+	struct ucc_geth_private *ugeth = netdev_priv(dev);
+	struct ucc_mii_mng *mii_regs;
+	enum enet_tbi_mii_reg mii_reg = (enum enet_tbi_mii_reg) regnum;
 	u32 tmp_reg;
 	u16 value;
 
@@ -634,11 +631,6 @@ static void dm9161_close(struct ugeth_mii_info *mii_info)
 
 static int dm9161_ack_interrupt(struct ugeth_mii_info *mii_info)
 {
-/* FIXME: This lines are for BUG fixing in the mpc8325.
-Remove this from here when it's fixed */
-	if (bcsr_regs == NULL)
-		bcsr_regs = (u8 *) ioremap(BCSR_PHYS_ADDR, BCSR_SIZE);
-	bcsr_regs[14] |= 0x40;
 	ugphy_vdbg("%s: IN", __FUNCTION__);
 
 	/* Clear the interrupts by reading the reg */
@@ -650,12 +642,6 @@ Remove this from here when it's fixed */
 
 static int dm9161_config_intr(struct ugeth_mii_info *mii_info)
 {
-/* FIXME: This lines are for BUG fixing in the mpc8325.
-Remove this from here when it's fixed */
-	if (bcsr_regs == NULL) {
-		bcsr_regs = (u8 *) ioremap(BCSR_PHYS_ADDR, BCSR_SIZE);
-		bcsr_regs[14] &= ~0x40;
-	}
 	ugphy_vdbg("%s: IN", __FUNCTION__);
 
 	if (mii_info->interrupts == MII_INTERRUPT_ENABLED)

drivers/net/ucc_geth_phy.h

@@ -126,7 +126,7 @@ struct ugeth_mii_info {
 	/* And management functions */
 	struct phy_info *phyinfo;
 
-	ucc_mii_mng_t *mii_regs;
+	struct ucc_mii_mng *mii_regs;
 
 	/* forced speed & duplex (no autoneg)
 	 * partner speed & duplex & pause (autoneg)

drivers/net/wan/pc300_drv.c

@@ -2867,7 +2867,6 @@ static int ch_config(pc300dev_t * d)
 	uclong clktype = chan->conf.phys_settings.clock_type;
 	ucshort encoding = chan->conf.proto_settings.encoding;
 	ucshort parity = chan->conf.proto_settings.parity;   
-	int tmc, br;
 	ucchar md0, md2;
     
 	/* Reset the channel */
@@ -2940,8 +2939,12 @@ static int ch_config(pc300dev_t * d)
 		case PC300_RSV:
 		case PC300_X21:
 			if (clktype == CLOCK_INT || clktype == CLOCK_TXINT) {
+				int tmc, br;
+
 				/* Calculate the clkrate parameters */
 				tmc = clock_rate_calc(clkrate, card->hw.clock, &br);
+				if (tmc < 0)
+					return -EIO;
 				cpc_writeb(scabase + M_REG(TMCT, ch), tmc);
 				cpc_writeb(scabase + M_REG(TXS, ch),
 					   (TXS_DTRXC | TXS_IBRG | br));
@@ -3097,14 +3100,16 @@ static int cpc_attach(struct net_device *dev, unsigned short encoding,
 	return 0;
 }
 
-static void cpc_opench(pc300dev_t * d)
+static int cpc_opench(pc300dev_t * d)
 {
 	pc300ch_t *chan = (pc300ch_t *) d->chan;
 	pc300_t *card = (pc300_t *) chan->card;
-	int ch = chan->channel;
+	int ch = chan->channel, rc;
 	void __iomem *scabase = card->hw.scabase;
 
-	ch_config(d);
+	rc = ch_config(d);
+	if (rc)
+		return rc;
 
 	rx_config(d);
 
@@ -3113,6 +3118,8 @@ static void cpc_opench(pc300dev_t * d)
 	/* Assert RTS and DTR */
 	cpc_writeb(scabase + M_REG(CTL, ch),
 		   cpc_readb(scabase + M_REG(CTL, ch)) & ~(CTL_RTS | CTL_DTR));
+
+	return 0;
 }
 
 static void cpc_closech(pc300dev_t * d)
@@ -3168,9 +3175,16 @@ int cpc_open(struct net_device *dev)
 	}
 
 	sprintf(ifr.ifr_name, "%s", dev->name);
-	cpc_opench(d);
+	result = cpc_opench(d);
+	if (result)
+		goto err_out;
+
 	netif_start_queue(dev);
 	return 0;
+
+err_out:
+	hdlc_close(dev);
+	return result;
 }
 
 static int cpc_close(struct net_device *dev)

drivers/net/wireless/airo.c

@@ -2897,6 +2897,8 @@ static struct net_device *_init_airo_card( unsigned short irq, int port,
 		goto err_out_map;
 	}
 	ai->wifidev = init_wifidev(ai, dev);
+	if (!ai->wifidev)
+		goto err_out_reg;
 
 	set_bit(FLAG_REGISTERED,&ai->flags);
 	airo_print_info(dev->name, "MAC enabled %x:%x:%x:%x:%x:%x",
@@ -2908,11 +2910,18 @@ static struct net_device *_init_airo_card( unsigned short irq, int port,
 		for( i = 0; i < MAX_FIDS; i++ )
 			ai->fids[i] = transmit_allocate(ai,AIRO_DEF_MTU,i>=MAX_FIDS/2);
 
-	setup_proc_entry( dev, dev->priv ); /* XXX check for failure */
+	if (setup_proc_entry(dev, dev->priv) < 0)
+		goto err_out_wifi;
+
 	netif_start_queue(dev);
 	SET_MODULE_OWNER(dev);
 	return dev;
 
+err_out_wifi:
+	unregister_netdev(ai->wifidev);
+	free_netdev(ai->wifidev);
+err_out_reg:
+	unregister_netdev(dev);
 err_out_map:
 	if (test_bit(FLAG_MPI,&ai->flags) && pci) {
 		pci_free_consistent(pci, PCI_SHARED_LEN, ai->shared, ai->shared_dma);
@@ -3089,7 +3098,8 @@ static int airo_thread(void *data) {
 						set_bit(JOB_AUTOWEP, &ai->jobs);
 						break;
 					}
-					if (!kthread_should_stop()) {
+					if (!kthread_should_stop() &&
+					    !freezing(current)) {
 						unsigned long wake_at;
 						if (!ai->expires || !ai->scan_timeout) {
 							wake_at = max(ai->expires,
@@ -3101,7 +3111,8 @@ static int airo_thread(void *data) {
 						schedule_timeout(wake_at - jiffies);
 						continue;
 					}
-				} else if (!kthread_should_stop()) {
+				} else if (!kthread_should_stop() &&
+					   !freezing(current)) {
 					schedule();
 					continue;
 				}
@@ -4495,91 +4506,128 @@ static int setup_proc_entry( struct net_device *dev,
 	apriv->proc_entry = create_proc_entry(apriv->proc_name,
 					      S_IFDIR|airo_perm,
 					      airo_entry);
-        apriv->proc_entry->uid = proc_uid;
-        apriv->proc_entry->gid = proc_gid;
-        apriv->proc_entry->owner = THIS_MODULE;
+	if (!apriv->proc_entry)
+		goto fail;
+	apriv->proc_entry->uid = proc_uid;
+	apriv->proc_entry->gid = proc_gid;
+	apriv->proc_entry->owner = THIS_MODULE;
 
 	/* Setup the StatsDelta */
 	entry = create_proc_entry("StatsDelta",
 				  S_IFREG | (S_IRUGO&proc_perm),
 				  apriv->proc_entry);
-        entry->uid = proc_uid;
-        entry->gid = proc_gid;
+	if (!entry)
+		goto fail_stats_delta;
+	entry->uid = proc_uid;
+	entry->gid = proc_gid;
 	entry->data = dev;
-        entry->owner = THIS_MODULE;
+	entry->owner = THIS_MODULE;
 	SETPROC_OPS(entry, proc_statsdelta_ops);
 
 	/* Setup the Stats */
 	entry = create_proc_entry("Stats",
 				  S_IFREG | (S_IRUGO&proc_perm),
 				  apriv->proc_entry);
-        entry->uid = proc_uid;
-        entry->gid = proc_gid;
+	if (!entry)
+		goto fail_stats;
+	entry->uid = proc_uid;
+	entry->gid = proc_gid;
 	entry->data = dev;
-        entry->owner = THIS_MODULE;
+	entry->owner = THIS_MODULE;
 	SETPROC_OPS(entry, proc_stats_ops);
 
 	/* Setup the Status */
 	entry = create_proc_entry("Status",
 				  S_IFREG | (S_IRUGO&proc_perm),
 				  apriv->proc_entry);
-        entry->uid = proc_uid;
-        entry->gid = proc_gid;
+	if (!entry)
+		goto fail_status;
+	entry->uid = proc_uid;
+	entry->gid = proc_gid;
 	entry->data = dev;
-        entry->owner = THIS_MODULE;
+	entry->owner = THIS_MODULE;
 	SETPROC_OPS(entry, proc_status_ops);
 
 	/* Setup the Config */
 	entry = create_proc_entry("Config",
 				  S_IFREG | proc_perm,
 				  apriv->proc_entry);
-        entry->uid = proc_uid;
-        entry->gid = proc_gid;
+	if (!entry)
+		goto fail_config;
+	entry->uid = proc_uid;
+	entry->gid = proc_gid;
 	entry->data = dev;
-        entry->owner = THIS_MODULE;
+	entry->owner = THIS_MODULE;
 	SETPROC_OPS(entry, proc_config_ops);
 
 	/* Setup the SSID */
 	entry = create_proc_entry("SSID",
 				  S_IFREG | proc_perm,
 				  apriv->proc_entry);
-        entry->uid = proc_uid;
-        entry->gid = proc_gid;
+	if (!entry)
+		goto fail_ssid;
+	entry->uid = proc_uid;
+	entry->gid = proc_gid;
 	entry->data = dev;
-        entry->owner = THIS_MODULE;
+	entry->owner = THIS_MODULE;
 	SETPROC_OPS(entry, proc_SSID_ops);
 
 	/* Setup the APList */
 	entry = create_proc_entry("APList",
 				  S_IFREG | proc_perm,
 				  apriv->proc_entry);
-        entry->uid = proc_uid;
-        entry->gid = proc_gid;
+	if (!entry)
+		goto fail_aplist;
+	entry->uid = proc_uid;
+	entry->gid = proc_gid;
 	entry->data = dev;
-        entry->owner = THIS_MODULE;
+	entry->owner = THIS_MODULE;
 	SETPROC_OPS(entry, proc_APList_ops);
 
 	/* Setup the BSSList */
 	entry = create_proc_entry("BSSList",
 				  S_IFREG | proc_perm,
 				  apriv->proc_entry);
+	if (!entry)
+		goto fail_bsslist;
 	entry->uid = proc_uid;
 	entry->gid = proc_gid;
 	entry->data = dev;
-        entry->owner = THIS_MODULE;
+	entry->owner = THIS_MODULE;
 	SETPROC_OPS(entry, proc_BSSList_ops);
 
 	/* Setup the WepKey */
 	entry = create_proc_entry("WepKey",
 				  S_IFREG | proc_perm,
 				  apriv->proc_entry);
-        entry->uid = proc_uid;
-        entry->gid = proc_gid;
+	if (!entry)
+		goto fail_wepkey;
+	entry->uid = proc_uid;
+	entry->gid = proc_gid;
 	entry->data = dev;
-        entry->owner = THIS_MODULE;
+	entry->owner = THIS_MODULE;
 	SETPROC_OPS(entry, proc_wepkey_ops);
 
 	return 0;
+
+fail_wepkey:
+	remove_proc_entry("BSSList", apriv->proc_entry);
+fail_bsslist:
+	remove_proc_entry("APList", apriv->proc_entry);
+fail_aplist:
+	remove_proc_entry("SSID", apriv->proc_entry);
+fail_ssid:
+	remove_proc_entry("Config", apriv->proc_entry);
+fail_config:
+	remove_proc_entry("Status", apriv->proc_entry);
+fail_status:
+	remove_proc_entry("Stats", apriv->proc_entry);
+fail_stats:
+	remove_proc_entry("StatsDelta", apriv->proc_entry);
+fail_stats_delta:
+	remove_proc_entry(apriv->proc_name, airo_entry);
+fail:
+	return -ENOMEM;
 }
 
 static int takedown_proc_entry( struct net_device *dev,
@@ -5924,7 +5972,6 @@ static int airo_get_essid(struct net_device *dev,
 
 	/* Get the current SSID */
 	memcpy(extra, status_rid.SSID, status_rid.SSIDlen);
-	extra[status_rid.SSIDlen] = '\0';
 	/* If none, we may want to get the one that was set */
 
 	/* Push it out ! */

drivers/net/wireless/atmel.c

@@ -1678,11 +1678,9 @@ static int atmel_get_essid(struct net_device *dev,
 	/* Get the current SSID */
 	if (priv->new_SSID_size != 0) {
 		memcpy(extra, priv->new_SSID, priv->new_SSID_size);
-		extra[priv->new_SSID_size] = '\0';
 		dwrq->length = priv->new_SSID_size;
 	} else {
 		memcpy(extra, priv->SSID, priv->SSID_size);
-		extra[priv->SSID_size] = '\0';
 		dwrq->length = priv->SSID_size;
 	}
 

drivers/net/wireless/bcm43xx/bcm43xx_dma.c

@@ -705,11 +705,30 @@ int bcm43xx_dma_init(struct bcm43xx_private *bcm)
 	struct bcm43xx_dmaring *ring;
 	int err = -ENOMEM;
 	int dma64 = 0;
-	u32 sbtmstatehi;
+	u64 mask = bcm43xx_get_supported_dma_mask(bcm);
+	int nobits;
 
-	sbtmstatehi = bcm43xx_read32(bcm, BCM43xx_CIR_SBTMSTATEHIGH);
-	if (sbtmstatehi & BCM43xx_SBTMSTATEHIGH_DMA64BIT)
+	if (mask == DMA_64BIT_MASK) {
 		dma64 = 1;
+		nobits = 64;
+	} else if (mask == DMA_32BIT_MASK)
+		nobits = 32;
+	else
+		nobits = 30;
+	err = pci_set_dma_mask(bcm->pci_dev, mask);
+	err |= pci_set_consistent_dma_mask(bcm->pci_dev, mask);
+	if (err) {
+#ifdef CONFIG_BCM43XX_PIO
+		printk(KERN_WARNING PFX "DMA not supported on this device."
+					" Falling back to PIO.\n");
+		bcm->__using_pio = 1;
+		return -ENOSYS;
+#else
+		printk(KERN_ERR PFX "FATAL: DMA not supported and PIO not configured. "
+				    "Please recompile the driver with PIO support.\n");
+		return -ENODEV;
+#endif /* CONFIG_BCM43XX_PIO */
+	}
 
 	/* setup TX DMA channels. */
 	ring = bcm43xx_setup_dmaring(bcm, 0, 1, dma64);
@@ -755,8 +774,7 @@ int bcm43xx_dma_init(struct bcm43xx_private *bcm)
 		dma->rx_ring3 = ring;
 	}
 
-	dprintk(KERN_INFO PFX "%s DMA initialized\n",
-			dma64 ? "64-bit" : "32-bit");
+	dprintk(KERN_INFO PFX "%d-bit DMA initialized\n", nobits);
 	err = 0;
 out:
 	return err;

drivers/net/wireless/bcm43xx/bcm43xx_dma.h

@@ -314,6 +314,23 @@ int bcm43xx_dma_tx(struct bcm43xx_private *bcm,
 		   struct ieee80211_txb *txb);
 void bcm43xx_dma_rx(struct bcm43xx_dmaring *ring);
 
+/* Helper function that returns the dma mask for this device. */
+static inline
+u64 bcm43xx_get_supported_dma_mask(struct bcm43xx_private *bcm)
+{
+	int dma64 = bcm43xx_read32(bcm, BCM43xx_CIR_SBTMSTATEHIGH) &
+				   BCM43xx_SBTMSTATEHIGH_DMA64BIT;
+	u16 mmio_base = bcm43xx_dmacontroller_base(dma64, 0);
+	u32 mask = BCM43xx_DMA32_TXADDREXT_MASK;
+
+	if (dma64)
+		return DMA_64BIT_MASK;
+	bcm43xx_write32(bcm, mmio_base + BCM43xx_DMA32_TXCTL, mask);
+	if (bcm43xx_read32(bcm, mmio_base + BCM43xx_DMA32_TXCTL) & mask)
+		return DMA_32BIT_MASK;
+	return DMA_30BIT_MASK;
+}
+
 #else /* CONFIG_BCM43XX_DMA */
 
 

drivers/net/wireless/bcm43xx/bcm43xx_leds.c

@@ -242,7 +242,7 @@ void bcm43xx_leds_update(struct bcm43xx_private *bcm, int activity)
 			//TODO
 			break;
 		case BCM43xx_LED_ASSOC:
-			if (bcm->softmac->associated)
+			if (bcm->softmac->associnfo.associated)
 				turn_on = 1;
 			break;
 #ifdef CONFIG_BCM43XX_DEBUG

drivers/net/wireless/bcm43xx/bcm43xx_main.c

@@ -2925,10 +2925,13 @@ static int bcm43xx_wireless_core_init(struct bcm43xx_private *bcm,
 		bcm43xx_write16(bcm, 0x043C, 0x000C);
 
 	if (active_wlcore) {
-		if (bcm43xx_using_pio(bcm))
+		if (bcm43xx_using_pio(bcm)) {
 			err = bcm43xx_pio_init(bcm);
-		else
+		} else {
 			err = bcm43xx_dma_init(bcm);
+			if (err == -ENOSYS)
+				err = bcm43xx_pio_init(bcm);
+		}
 		if (err)
 			goto err_chip_cleanup;
 	}
@@ -3164,12 +3167,12 @@ static void bcm43xx_periodic_work_handler(void *d)
 	u32 savedirqs = 0;
 	int badness;
 
+	mutex_lock(&bcm->mutex);
 	badness = estimate_periodic_work_badness(bcm->periodic_state);
 	if (badness > BADNESS_LIMIT) {
 		/* Periodic work will take a long time, so we want it to
 		 * be preemtible.
 		 */
-		mutex_lock(&bcm->mutex);
 		netif_tx_disable(bcm->net_dev);
 		spin_lock_irqsave(&bcm->irq_lock, flags);
 		bcm43xx_mac_suspend(bcm);
@@ -3182,7 +3185,6 @@ static void bcm43xx_periodic_work_handler(void *d)
 		/* Periodic work should take short time, so we want low
 		 * locking overhead.
 		 */
-		mutex_lock(&bcm->mutex);
 		spin_lock_irqsave(&bcm->irq_lock, flags);
 	}
 
@@ -3993,8 +3995,6 @@ static int bcm43xx_init_private(struct bcm43xx_private *bcm,
 				struct net_device *net_dev,
 				struct pci_dev *pci_dev)
 {
-	int err;
-
 	bcm43xx_set_status(bcm, BCM43xx_STAT_UNINIT);
 	bcm->ieee = netdev_priv(net_dev);
 	bcm->softmac = ieee80211_priv(net_dev);
@@ -4012,22 +4012,8 @@ static int bcm43xx_init_private(struct bcm43xx_private *bcm,
 		     (void (*)(unsigned long))bcm43xx_interrupt_tasklet,
 		     (unsigned long)bcm);
 	tasklet_disable_nosync(&bcm->isr_tasklet);
-	if (modparam_pio) {
+	if (modparam_pio)
 		bcm->__using_pio = 1;
-	} else {
-		err = pci_set_dma_mask(pci_dev, DMA_30BIT_MASK);
-		err |= pci_set_consistent_dma_mask(pci_dev, DMA_30BIT_MASK);
-		if (err) {
-#ifdef CONFIG_BCM43XX_PIO
-			printk(KERN_WARNING PFX "DMA not supported. Falling back to PIO.\n");
-			bcm->__using_pio = 1;
-#else
-			printk(KERN_ERR PFX "FATAL: DMA not supported and PIO not configured. "
-					    "Recompile the driver with PIO support, please.\n");
-			return -ENODEV;
-#endif /* CONFIG_BCM43XX_PIO */
-		}
-	}
 	bcm->rts_threshold = BCM43xx_DEFAULT_RTS_THRESHOLD;
 
 	/* default to sw encryption for now */
@@ -4208,7 +4194,11 @@ static int bcm43xx_resume(struct pci_dev *pdev)
 	dprintk(KERN_INFO PFX "Resuming...\n");
 
 	pci_set_power_state(pdev, 0);
-	pci_enable_device(pdev);
+	err = pci_enable_device(pdev);
+	if (err) {
+		printk(KERN_ERR PFX "Failure with pci_enable_device!\n");
+		return err;
+	}
 	pci_restore_state(pdev);
 
 	bcm43xx_chipset_attach(bcm);

drivers/net/wireless/bcm43xx/bcm43xx_wx.c

@@ -847,7 +847,7 @@ static struct iw_statistics *bcm43xx_get_wireless_stats(struct net_device *net_d
 	unsigned long flags;
 
 	wstats = &bcm->stats.wstats;
-	if (!mac->associated) {
+	if (!mac->associnfo.associated) {
 		wstats->miss.beacon = 0;
 //		bcm->ieee->ieee_stats.tx_retry_limit_exceeded = 0; // FIXME: should this be cleared here?
 		wstats->discard.retries = 0;

drivers/net/wireless/orinoco.c

@@ -2457,6 +2457,7 @@ void free_orinocodev(struct net_device *dev)
 /* Wireless extensions                                              */
 /********************************************************************/
 
+/* Return : < 0 -> error code ; >= 0 -> length */
 static int orinoco_hw_get_essid(struct orinoco_private *priv, int *active,
 				char buf[IW_ESSID_MAX_SIZE+1])
 {
@@ -2501,9 +2502,9 @@ static int orinoco_hw_get_essid(struct orinoco_private *priv, int *active,
 	len = le16_to_cpu(essidbuf.len);
 	BUG_ON(len > IW_ESSID_MAX_SIZE);
 
-	memset(buf, 0, IW_ESSID_MAX_SIZE+1);
+	memset(buf, 0, IW_ESSID_MAX_SIZE);
 	memcpy(buf, p, len);
-	buf[len] = '\0';
+	err = len;
 
  fail_unlock:
 	orinoco_unlock(priv, &flags);
@@ -3027,17 +3028,18 @@ static int orinoco_ioctl_getessid(struct net_device *dev,
 
 	if (netif_running(dev)) {
 		err = orinoco_hw_get_essid(priv, &active, essidbuf);
-		if (err)
+		if (err < 0)
 			return err;
+		erq->length = err;
 	} else {
 		if (orinoco_lock(priv, &flags) != 0)
 			return -EBUSY;
-		memcpy(essidbuf, priv->desired_essid, IW_ESSID_MAX_SIZE + 1);
+		memcpy(essidbuf, priv->desired_essid, IW_ESSID_MAX_SIZE);
+		erq->length = strlen(priv->desired_essid);
 		orinoco_unlock(priv, &flags);
 	}
 
 	erq->flags = 1;
-	erq->length = strlen(essidbuf);
 
 	return 0;
 }
@@ -3075,10 +3077,10 @@ static int orinoco_ioctl_getnick(struct net_device *dev,
 	if (orinoco_lock(priv, &flags) != 0)
 		return -EBUSY;
 
-	memcpy(nickbuf, priv->nick, IW_ESSID_MAX_SIZE+1);
+	memcpy(nickbuf, priv->nick, IW_ESSID_MAX_SIZE);
 	orinoco_unlock(priv, &flags);
 
-	nrq->length = strlen(nickbuf);
+	nrq->length = strlen(priv->nick);
 
 	return 0;
 }

drivers/net/wireless/ray_cs.c

@@ -1198,7 +1198,6 @@ static int ray_get_essid(struct net_device *dev,
 
 	/* Get the essid that was set */
 	memcpy(extra, local->sparm.b5.a_current_ess_id, IW_ESSID_MAX_SIZE);
-	extra[IW_ESSID_MAX_SIZE] = '\0';
 
 	/* Push it out ! */
 	dwrq->length = strlen(extra);

drivers/net/wireless/zd1201.c

@@ -193,10 +193,8 @@ static void zd1201_usbrx(struct urb *urb)
 	struct sk_buff *skb;
 	unsigned char type;
 
-	if (!zd) {
-		free = 1;
-		goto exit;
-	}
+	if (!zd)
+		return;
 
 	switch(urb->status) {
 		case -EILSEQ:

drivers/net/wireless/zd1211rw/zd_mac.c

@@ -1099,7 +1099,7 @@ static void link_led_handler(void *p)
 	int r;
 
 	spin_lock_irq(&mac->lock);
-	is_associated = sm->associated != 0;
+	is_associated = sm->associnfo.associated != 0;
 	spin_unlock_irq(&mac->lock);
 
 	r = zd_chip_control_leds(chip,

include/net/ieee80211softmac.h

@@ -63,13 +63,11 @@ struct ieee80211softmac_wpa {
 
 /*
  * Information about association
- *
- * Do we need a lock for this?
- * We only ever use this structure inlined
- * into our global struct. I've used its lock,
- * but maybe we need a local one here?
  */
 struct ieee80211softmac_assoc_info {
+
+	struct mutex mutex;
+
 	/*
 	 * This is the requested ESSID. It is written
 	 * only by the WX handlers.
@@ -99,12 +97,13 @@ struct ieee80211softmac_assoc_info {
 	 *
 	 * bssfixed is used for SIOCSIWAP.
 	 */
-	u8 static_essid:1,
-	   short_preamble_available:1,
-	   associating:1,
-	   assoc_wait:1,
-	   bssvalid:1,
-	   bssfixed:1;
+	u8 static_essid;
+	u8 short_preamble_available;
+	u8 associating;
+	u8 associated;
+	u8 assoc_wait;
+	u8 bssvalid;
+	u8 bssfixed;
 
 	/* Scan retries remaining */
 	int scan_retry;
@@ -229,12 +228,10 @@ struct ieee80211softmac_device {
 	/* private stuff follows */
 	/* this lock protects this structure */
 	spinlock_t lock;
-	
-	/* couple of flags */
-	u8 scanning:1, /* protects scanning from being done multiple times at once */
-	   associated:1,
-	   running:1;
-	
+
+	u8 running; /* SoftMAC started? */
+	u8 scanning;
+
 	struct ieee80211softmac_scaninfo *scaninfo;
 	struct ieee80211softmac_assoc_info associnfo;
 	struct ieee80211softmac_bss_info bssinfo;
@@ -250,7 +247,7 @@ struct ieee80211softmac_device {
 
 	/* we need to keep a list of network structs we copied */
 	struct list_head network_list;
-	
+
 	/* This must be the last item so that it points to the data
 	 * allocated beyond this structure by alloc_ieee80211 */
 	u8 priv[0];
@@ -295,7 +292,7 @@ static inline u8 ieee80211softmac_suggest_txrate(struct ieee80211softmac_device
 {
 	struct ieee80211softmac_txrates *txrates = &mac->txrates;
 
-	if (!mac->associated)
+	if (!mac->associnfo.associated)
 		return txrates->mgt_mcast_rate;
 
 	/* We are associated, sending unicast frame */

net/core/wireless.c

@@ -748,11 +748,39 @@ static int ioctl_standard_call(struct net_device *	dev,
 		int	extra_size;
 		int	user_length = 0;
 		int	err;
+		int	essid_compat = 0;
 
 		/* Calculate space needed by arguments. Always allocate
 		 * for max space. Easier, and won't last long... */
 		extra_size = descr->max_tokens * descr->token_size;
 
+		/* Check need for ESSID compatibility for WE < 21 */
+		switch (cmd) {
+		case SIOCSIWESSID:
+		case SIOCGIWESSID:
+		case SIOCSIWNICKN:
+		case SIOCGIWNICKN:
+			if (iwr->u.data.length == descr->max_tokens + 1)
+				essid_compat = 1;
+			else if (IW_IS_SET(cmd) && (iwr->u.data.length != 0)) {
+				char essid[IW_ESSID_MAX_SIZE + 1];
+
+				err = copy_from_user(essid, iwr->u.data.pointer,
+						     iwr->u.data.length *
+						     descr->token_size);
+				if (err)
+					return -EFAULT;
+
+				if (essid[iwr->u.data.length - 1] == '\0')
+					essid_compat = 1;
+			}
+			break;
+		default:
+			break;
+		}
+
+		iwr->u.data.length -= essid_compat;
+
 		/* Check what user space is giving us */
 		if(IW_IS_SET(cmd)) {
 			/* Check NULL pointer */
@@ -795,7 +823,8 @@ static int ioctl_standard_call(struct net_device *	dev,
 #endif	/* WE_IOCTL_DEBUG */
 
 		/* Create the kernel buffer */
-		extra = kmalloc(extra_size, GFP_KERNEL);
+		/*    kzalloc ensures NULL-termination for essid_compat */
+		extra = kzalloc(extra_size, GFP_KERNEL);
 		if (extra == NULL) {
 			return -ENOMEM;
 		}
@@ -819,6 +848,8 @@ static int ioctl_standard_call(struct net_device *	dev,
 		/* Call the handler */
 		ret = handler(dev, &info, &(iwr->u), extra);
 
+		iwr->u.data.length += essid_compat;
+
 		/* If we have something to return to the user */
 		if (!ret && IW_IS_GET(cmd)) {
 			/* Check if there is enough buffer up there */

net/ieee80211/softmac/ieee80211softmac_assoc.c

@@ -48,7 +48,7 @@ ieee80211softmac_assoc(struct ieee80211softmac_device *mac, struct ieee80211soft
 	dprintk(KERN_INFO PFX "sent association request!\n");
 
 	spin_lock_irqsave(&mac->lock, flags);
-	mac->associated = 0; /* just to make sure */
+	mac->associnfo.associated = 0; /* just to make sure */
 
 	/* Set a timer for timeout */
 	/* FIXME: make timeout configurable */
@@ -62,24 +62,22 @@ ieee80211softmac_assoc_timeout(void *d)
 {
 	struct ieee80211softmac_device *mac = (struct ieee80211softmac_device *)d;
 	struct ieee80211softmac_network *n;
-	unsigned long flags;
 
-	spin_lock_irqsave(&mac->lock, flags);
+	mutex_lock(&mac->associnfo.mutex);
 	/* we might race against ieee80211softmac_handle_assoc_response,
 	 * so make sure only one of us does something */
-	if (!mac->associnfo.associating) {
-		spin_unlock_irqrestore(&mac->lock, flags);
-		return;
-	}
+	if (!mac->associnfo.associating)
+		goto out;
 	mac->associnfo.associating = 0;
 	mac->associnfo.bssvalid = 0;
-	mac->associated = 0;
+	mac->associnfo.associated = 0;
 
 	n = ieee80211softmac_get_network_by_bssid_locked(mac, mac->associnfo.bssid);
-	spin_unlock_irqrestore(&mac->lock, flags);
 
 	dprintk(KERN_INFO PFX "assoc request timed out!\n");
 	ieee80211softmac_call_events(mac, IEEE80211SOFTMAC_EVENT_ASSOCIATE_TIMEOUT, n);
+out:
+	mutex_unlock(&mac->associnfo.mutex);
 }
 
 void
@@ -93,7 +91,7 @@ ieee80211softmac_disassoc(struct ieee80211softmac_device *mac)
 
 	netif_carrier_off(mac->dev);
 
-	mac->associated = 0;
+	mac->associnfo.associated = 0;
 	mac->associnfo.bssvalid = 0;
 	mac->associnfo.associating = 0;
 	ieee80211softmac_init_bss(mac);
@@ -107,7 +105,7 @@ ieee80211softmac_send_disassoc_req(struct ieee80211softmac_device *mac, u16 reas
 {
 	struct ieee80211softmac_network *found;
 
-	if (mac->associnfo.bssvalid && mac->associated) {
+	if (mac->associnfo.bssvalid && mac->associnfo.associated) {
 		found = ieee80211softmac_get_network_by_bssid(mac, mac->associnfo.bssid);
 		if (found)
 			ieee80211softmac_send_mgt_frame(mac, found, IEEE80211_STYPE_DISASSOC, reason);
@@ -196,17 +194,18 @@ ieee80211softmac_assoc_work(void *d)
 	int bssvalid;
 	unsigned long flags;
 
+	mutex_lock(&mac->associnfo.mutex);
+
+	if (!mac->associnfo.associating)
+		goto out;
+
 	/* ieee80211_disassoc might clear this */
 	bssvalid = mac->associnfo.bssvalid;
 
 	/* meh */
-	if (mac->associated)
+	if (mac->associnfo.associated)
 		ieee80211softmac_send_disassoc_req(mac, WLAN_REASON_DISASSOC_STA_HAS_LEFT);
 
-	spin_lock_irqsave(&mac->lock, flags);
-	mac->associnfo.associating = 1;
-	spin_unlock_irqrestore(&mac->lock, flags);
-
 	/* try to find the requested network in our list, if we found one already */
 	if (bssvalid || mac->associnfo.bssfixed)
 		found = ieee80211softmac_get_network_by_bssid(mac, mac->associnfo.bssid);	
@@ -260,10 +259,8 @@ ieee80211softmac_assoc_work(void *d)
 
 	if (!found) {
 		if (mac->associnfo.scan_retry > 0) {
-			spin_lock_irqsave(&mac->lock, flags);
 			mac->associnfo.scan_retry--;
-			spin_unlock_irqrestore(&mac->lock, flags);
-		
+
 			/* We know of no such network. Let's scan. 
 			 * NB: this also happens if we had no memory to copy the network info...
 			 * Maybe we can hope to have more memory after scanning finishes ;)
@@ -272,19 +269,17 @@ ieee80211softmac_assoc_work(void *d)
 			ieee80211softmac_notify(mac->dev, IEEE80211SOFTMAC_EVENT_SCAN_FINISHED, ieee80211softmac_assoc_notify_scan, NULL);
 			if (ieee80211softmac_start_scan(mac))
 				dprintk(KERN_INFO PFX "Associate: failed to initiate scan. Is device up?\n");
-			return;
+			goto out;
 		} else {
-			spin_lock_irqsave(&mac->lock, flags);
 			mac->associnfo.associating = 0;
-			mac->associated = 0;
-			spin_unlock_irqrestore(&mac->lock, flags);
+			mac->associnfo.associated = 0;
 
 			dprintk(KERN_INFO PFX "Unable to find matching network after scan!\n");
 			/* reset the retry counter for the next user request since we
 			 * break out and don't reschedule ourselves after this point. */
 			mac->associnfo.scan_retry = IEEE80211SOFTMAC_ASSOC_SCAN_RETRY_LIMIT;
 			ieee80211softmac_call_events(mac, IEEE80211SOFTMAC_EVENT_ASSOCIATE_NET_NOT_FOUND, NULL);
-			return;
+			goto out;
 		}
 	}
 
@@ -297,7 +292,7 @@ ieee80211softmac_assoc_work(void *d)
 	/* copy the ESSID for displaying it */
 	mac->associnfo.associate_essid.len = found->essid.len;
 	memcpy(mac->associnfo.associate_essid.data, found->essid.data, IW_ESSID_MAX_SIZE + 1);
-	
+
 	/* we found a network! authenticate (if necessary) and associate to it. */
 	if (found->authenticating) {
 		dprintk(KERN_INFO PFX "Already requested authentication, waiting...\n");
@@ -305,7 +300,7 @@ ieee80211softmac_assoc_work(void *d)
 			mac->associnfo.assoc_wait = 1;
 			ieee80211softmac_notify_internal(mac, IEEE80211SOFTMAC_EVENT_ANY, found, ieee80211softmac_assoc_notify_auth, NULL, GFP_KERNEL);
 		}
-		return;
+		goto out;
 	}
 	if (!found->authenticated && !found->authenticating) {
 		/* This relies on the fact that _auth_req only queues the work,
@@ -321,11 +316,14 @@ ieee80211softmac_assoc_work(void *d)
 			mac->associnfo.assoc_wait = 0;
 			ieee80211softmac_call_events(mac, IEEE80211SOFTMAC_EVENT_ASSOCIATE_FAILED, found);
 		}
-		return;
+		goto out;
 	}
 	/* finally! now we can start associating */
 	mac->associnfo.assoc_wait = 0;
 	ieee80211softmac_assoc(mac, found);
+
+out:
+	mutex_unlock(&mac->associnfo.mutex);
 }
 
 /* call this to do whatever is necessary when we're associated */
@@ -341,7 +339,7 @@ ieee80211softmac_associated(struct ieee80211softmac_device *mac,
 	mac->bssinfo.supported_rates = net->supported_rates;
 	ieee80211softmac_recalc_txrates(mac);
 
-	mac->associated = 1;
+	mac->associnfo.associated = 1;
 
 	mac->associnfo.short_preamble_available =
 		(cap & WLAN_CAPABILITY_SHORT_PREAMBLE) != 0;
@@ -421,7 +419,7 @@ ieee80211softmac_handle_assoc_response(struct net_device * dev,
 			dprintk(KERN_INFO PFX "associating failed (reason: 0x%x)!\n", status);
 			mac->associnfo.associating = 0;
 			mac->associnfo.bssvalid = 0;
-			mac->associated = 0;
+			mac->associnfo.associated = 0;
 			ieee80211softmac_call_events_locked(mac, IEEE80211SOFTMAC_EVENT_ASSOCIATE_FAILED, network);
 	}
 	

net/ieee80211/softmac/ieee80211softmac_io.c

@@ -304,7 +304,7 @@ ieee80211softmac_auth(struct ieee80211_auth **pkt,
 		2 +		/* Auth Transaction Seq */
 		2 +		/* Status Code */
 		 /* Challenge Text IE */
-		is_shared_response ? 0 : 1 + 1 + net->challenge_len
+		(is_shared_response ? 1 + 1 + net->challenge_len : 0)
 	);
 	if (unlikely((*pkt) == NULL))
 		return 0;
@@ -475,8 +475,13 @@ int ieee80211softmac_handle_beacon(struct net_device *dev,
 {
 	struct ieee80211softmac_device *mac = ieee80211_priv(dev);
 
-	if (mac->associated && memcmp(network->bssid, mac->associnfo.bssid, ETH_ALEN) == 0)
-		ieee80211softmac_process_erp(mac, network->erp_value);
+	/* This might race, but we don't really care and it's not worth
+	 * adding heavyweight locking in this fastpath.
+	 */
+	if (mac->associnfo.associated) {
+		if (memcmp(network->bssid, mac->associnfo.bssid, ETH_ALEN) == 0)
+			ieee80211softmac_process_erp(mac, network->erp_value);
+	}
 
 	return 0;
 }

net/ieee80211/softmac/ieee80211softmac_module.c

@@ -57,6 +57,7 @@ struct net_device *alloc_ieee80211softmac(int sizeof_priv)
 	INIT_LIST_HEAD(&softmac->network_list);
 	INIT_LIST_HEAD(&softmac->events);
 
+	mutex_init(&softmac->associnfo.mutex);
 	INIT_WORK(&softmac->associnfo.work, ieee80211softmac_assoc_work, softmac);
 	INIT_WORK(&softmac->associnfo.timeout, ieee80211softmac_assoc_timeout, softmac);
 	softmac->start_scan = ieee80211softmac_start_scan_implementation;

net/ieee80211/softmac/ieee80211softmac_wx.c

@@ -73,13 +73,14 @@ ieee80211softmac_wx_set_essid(struct net_device *net_dev,
 	struct ieee80211softmac_network *n;
 	struct ieee80211softmac_auth_queue_item *authptr;
 	int length = 0;
-	unsigned long flags;
+
+	mutex_lock(&sm->associnfo.mutex);
 
 	/* Check if we're already associating to this or another network
 	 * If it's another network, cancel and start over with our new network
 	 * If it's our network, ignore the change, we're already doing it!
 	 */
-	if((sm->associnfo.associating || sm->associated) &&
+	if((sm->associnfo.associating || sm->associnfo.associated) &&
 	   (data->essid.flags && data->essid.length)) {
 		/* Get the associating network */
 		n = ieee80211softmac_get_network_by_bssid(sm, sm->associnfo.bssid);
@@ -87,10 +88,9 @@ ieee80211softmac_wx_set_essid(struct net_device *net_dev,
 		   !memcmp(n->essid.data, extra, n->essid.len)) {
 			dprintk(KERN_INFO PFX "Already associating or associated to "MAC_FMT"\n",
 				MAC_ARG(sm->associnfo.bssid));
-			return 0;
+			goto out;
 		} else {
 			dprintk(KERN_INFO PFX "Canceling existing associate request!\n");
-			spin_lock_irqsave(&sm->lock,flags);
 			/* Cancel assoc work */
 			cancel_delayed_work(&sm->associnfo.work);
 			/* We don't have to do this, but it's a little cleaner */
@@ -98,14 +98,13 @@ ieee80211softmac_wx_set_essid(struct net_device *net_dev,
 				cancel_delayed_work(&authptr->work);
 			sm->associnfo.bssvalid = 0;
 			sm->associnfo.bssfixed = 0;
-			spin_unlock_irqrestore(&sm->lock,flags);
 			flush_scheduled_work();
+			sm->associnfo.associating = 0;
+			sm->associnfo.associated = 0;
 		}
 	}
 
 
-	spin_lock_irqsave(&sm->lock, flags);
-
 	sm->associnfo.static_essid = 0;
 	sm->associnfo.assoc_wait = 0;
 
@@ -121,10 +120,12 @@ ieee80211softmac_wx_set_essid(struct net_device *net_dev,
 	 * If applicable, we have already copied the data in */
 	sm->associnfo.req_essid.len = length;
 
+	sm->associnfo.associating = 1;
 	/* queue lower level code to do work (if necessary) */
 	schedule_work(&sm->associnfo.work);
+out:
+	mutex_unlock(&sm->associnfo.mutex);
 
-	spin_unlock_irqrestore(&sm->lock, flags);
 	return 0;
 }
 EXPORT_SYMBOL_GPL(ieee80211softmac_wx_set_essid);
@@ -136,10 +137,8 @@ ieee80211softmac_wx_get_essid(struct net_device *net_dev,
 			      char *extra)
 {
 	struct ieee80211softmac_device *sm = ieee80211_priv(net_dev);
-	unsigned long flags;
 
-	/* avoid getting inconsistent information */
-	spin_lock_irqsave(&sm->lock, flags);
+	mutex_lock(&sm->associnfo.mutex);
 	/* If all fails, return ANY (empty) */
 	data->essid.length = 0;
 	data->essid.flags = 0;  /* active */
@@ -152,12 +151,13 @@ ieee80211softmac_wx_get_essid(struct net_device *net_dev,
 	}
 	
 	/* If we're associating/associated, return that */
-	if (sm->associated || sm->associnfo.associating) {
+	if (sm->associnfo.associated || sm->associnfo.associating) {
 		data->essid.length = sm->associnfo.associate_essid.len;
 		data->essid.flags = 1;  /* active */
 		memcpy(extra, sm->associnfo.associate_essid.data, sm->associnfo.associate_essid.len);
 	}
-	spin_unlock_irqrestore(&sm->lock, flags);
+	mutex_unlock(&sm->associnfo.mutex);
+
 	return 0;
 }
 EXPORT_SYMBOL_GPL(ieee80211softmac_wx_get_essid);
@@ -322,15 +322,15 @@ ieee80211softmac_wx_get_wap(struct net_device *net_dev,
 {
 	struct ieee80211softmac_device *mac = ieee80211_priv(net_dev);
 	int err = 0;
-	unsigned long flags;
 
-	spin_lock_irqsave(&mac->lock, flags);
+	mutex_lock(&mac->associnfo.mutex);
 	if (mac->associnfo.bssvalid)
 		memcpy(data->ap_addr.sa_data, mac->associnfo.bssid, ETH_ALEN);
 	else
 		memset(data->ap_addr.sa_data, 0xff, ETH_ALEN);
 	data->ap_addr.sa_family = ARPHRD_ETHER;
-	spin_unlock_irqrestore(&mac->lock, flags);
+	mutex_unlock(&mac->associnfo.mutex);
+
 	return err;
 }
 EXPORT_SYMBOL_GPL(ieee80211softmac_wx_get_wap);
@@ -342,28 +342,27 @@ ieee80211softmac_wx_set_wap(struct net_device *net_dev,
 			    char *extra)
 {
 	struct ieee80211softmac_device *mac = ieee80211_priv(net_dev);
-	unsigned long flags;
 
 	/* sanity check */
 	if (data->ap_addr.sa_family != ARPHRD_ETHER) {
 		return -EINVAL;
 	}
 
-	spin_lock_irqsave(&mac->lock, flags);
+	mutex_lock(&mac->associnfo.mutex);
 	if (is_broadcast_ether_addr(data->ap_addr.sa_data)) {
 		/* the bssid we have is not to be fixed any longer,
 		 * and we should reassociate to the best AP. */
 		mac->associnfo.bssfixed = 0;
 		/* force reassociation */
 		mac->associnfo.bssvalid = 0;
-		if (mac->associated)
+		if (mac->associnfo.associated)
 			schedule_work(&mac->associnfo.work);
 	} else if (is_zero_ether_addr(data->ap_addr.sa_data)) {
 		/* the bssid we have is no longer fixed */
 		mac->associnfo.bssfixed = 0;
         } else {
 		if (!memcmp(mac->associnfo.bssid, data->ap_addr.sa_data, ETH_ALEN)) {
-			if (mac->associnfo.associating || mac->associated) {
+			if (mac->associnfo.associating || mac->associnfo.associated) {
 			/* bssid unchanged and associated or associating - just return */
 				goto out;
 			}
@@ -378,7 +377,8 @@ ieee80211softmac_wx_set_wap(struct net_device *net_dev,
         }
 
  out:
-	spin_unlock_irqrestore(&mac->lock, flags);
+	mutex_unlock(&mac->associnfo.mutex);
+
 	return 0;
 }
 EXPORT_SYMBOL_GPL(ieee80211softmac_wx_set_wap);
@@ -394,7 +394,8 @@ ieee80211softmac_wx_set_genie(struct net_device *dev,
 	int err = 0;
 	char *buf;
 	int i;
-	
+
+	mutex_lock(&mac->associnfo.mutex);
 	spin_lock_irqsave(&mac->lock, flags);
 	/* bleh. shouldn't be locked for that kmalloc... */
 
@@ -432,6 +433,8 @@ ieee80211softmac_wx_set_genie(struct net_device *dev,
 
  out:	
 	spin_unlock_irqrestore(&mac->lock, flags);
+	mutex_unlock(&mac->associnfo.mutex);
+
 	return err;
 }
 EXPORT_SYMBOL_GPL(ieee80211softmac_wx_set_genie);
@@ -446,7 +449,8 @@ ieee80211softmac_wx_get_genie(struct net_device *dev,
 	unsigned long flags;
 	int err = 0;
 	int space = wrqu->data.length;
-	
+
+	mutex_lock(&mac->associnfo.mutex);
 	spin_lock_irqsave(&mac->lock, flags);
 	
 	wrqu->data.length = 0;
@@ -459,6 +463,8 @@ ieee80211softmac_wx_get_genie(struct net_device *dev,
 			err = -E2BIG;
 	}
 	spin_unlock_irqrestore(&mac->lock, flags);
+	mutex_lock(&mac->associnfo.mutex);
+
 	return err;
 }
 EXPORT_SYMBOL_GPL(ieee80211softmac_wx_get_genie);
@@ -473,10 +479,13 @@ ieee80211softmac_wx_set_mlme(struct net_device *dev,
 	struct iw_mlme *mlme = (struct iw_mlme *)extra;
 	u16 reason = cpu_to_le16(mlme->reason_code);
 	struct ieee80211softmac_network *net;
+	int err = -EINVAL;
+
+	mutex_lock(&mac->associnfo.mutex);
 
 	if (memcmp(mac->associnfo.bssid, mlme->addr.sa_data, ETH_ALEN)) {
 		printk(KERN_DEBUG PFX "wx_set_mlme: requested operation on net we don't use\n");
-		return -EINVAL;
+		goto out;
 	}
 
 	switch (mlme->cmd) {
@@ -484,14 +493,22 @@ ieee80211softmac_wx_set_mlme(struct net_device *dev,
 		net = ieee80211softmac_get_network_by_bssid_locked(mac, mlme->addr.sa_data);
 		if (!net) {
 			printk(KERN_DEBUG PFX "wx_set_mlme: we should know the net here...\n");
-			return -EINVAL;
+			goto out;
 		}
 		return ieee80211softmac_deauth_req(mac, net, reason);
 	case IW_MLME_DISASSOC:
 		ieee80211softmac_send_disassoc_req(mac, reason);
-		return 0;
+		mac->associnfo.associated = 0;
+		mac->associnfo.associating = 0;
+		err = 0;
+		goto out;
 	default:
-		return -EOPNOTSUPP;
+		err = -EOPNOTSUPP;
 	}
+
+out:
+	mutex_unlock(&mac->associnfo.mutex);
+
+	return err;
 }
 EXPORT_SYMBOL_GPL(ieee80211softmac_wx_set_mlme);