Merge branch 'upstream-jgarzik' of git://git.tuxdriver.com/git/wireless-2.6

drivers/net/wireless/airo.c

@@ -5783,7 +5783,7 @@ static int airo_get_essid(struct net_device *dev,
 	/* If none, we may want to get the one that was set */
 
 	/* Push it out ! */
-	dwrq->length = status_rid.SSIDlen + 1;
+	dwrq->length = status_rid.SSIDlen;
 	dwrq->flags = 1; /* active */
 
 	return 0;

drivers/net/wireless/atmel.c

@@ -1718,11 +1718,11 @@ static int atmel_get_essid(struct net_device *dev,
 	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 + 1;
+		dwrq->length = priv->new_SSID_size;
 	} else {
 		memcpy(extra, priv->SSID, priv->SSID_size);
 		extra[priv->SSID_size] = '\0';
-		dwrq->length = priv->SSID_size + 1;
+		dwrq->length = priv->SSID_size;
 	}
 
 	dwrq->flags = !priv->connect_to_any_BSS; /* active */

drivers/net/wireless/hostap/Kconfig

@@ -26,11 +26,25 @@ config HOSTAP_FIRMWARE
 	depends on HOSTAP
 	---help---
 	Configure Host AP driver to include support for firmware image
-	download. Current version supports only downloading to volatile, i.e.,
-	RAM memory. Flash upgrade is not yet supported.
+	download. This option by itself only enables downloading to the
+	volatile memory, i.e. the card RAM. This option is required to
+	support cards that don't have firmware in flash, such as D-Link
+	DWL-520 rev E and D-Link DWL-650 rev P.
 
-	Firmware image downloading needs user space tool, prism2_srec. It is
-	available from http://hostap.epitest.fi/.
+	Firmware image downloading needs a user space tool, prism2_srec.
+	It is available from http://hostap.epitest.fi/.
+
+config HOSTAP_FIRMWARE_NVRAM
+	bool "Support for non-volatile firmware download"
+	depends on HOSTAP_FIRMWARE
+	---help---
+	Allow Host AP driver to write firmware images to the non-volatile
+	card memory, i.e. flash memory that survives power cycling.
+	Enable this option if you want to be able to change card firmware
+	permanently.
+
+	Firmware image downloading needs a user space tool, prism2_srec.
+	It is available from http://hostap.epitest.fi/.
 
 config HOSTAP_PLX
 	tristate "Host AP driver for Prism2/2.5/3 in PLX9052 PCI adaptors"

drivers/net/wireless/hostap/Makefile

-hostap-y := hostap_main.o
+hostap-y := hostap_80211_rx.o hostap_80211_tx.o hostap_ap.o hostap_info.o \
+            hostap_ioctl.o hostap_main.o hostap_proc.o 
 obj-$(CONFIG_HOSTAP) += hostap.o
 
 obj-$(CONFIG_HOSTAP_CS) += hostap_cs.o

drivers/net/wireless/hostap/hostap.h

 #ifndef HOSTAP_H
 #define HOSTAP_H
 
+#include <linux/ethtool.h>
+
+#include "hostap_wlan.h"
+#include "hostap_ap.h"
+
+static const long freq_list[] = { 2412, 2417, 2422, 2427, 2432, 2437, 2442,
+				  2447, 2452, 2457, 2462, 2467, 2472, 2484 };
+#define FREQ_COUNT (sizeof(freq_list) / sizeof(freq_list[0]))
+
 /* hostap.c */
 
 extern struct proc_dir_entry *hostap_proc;
@@ -40,6 +49,26 @@ int prism2_update_comms_qual(struct net_device *dev);
 int prism2_sta_send_mgmt(local_info_t *local, u8 *dst, u16 stype,
 			 u8 *body, size_t bodylen);
 int prism2_sta_deauth(local_info_t *local, u16 reason);
+int prism2_wds_add(local_info_t *local, u8 *remote_addr,
+		   int rtnl_locked);
+int prism2_wds_del(local_info_t *local, u8 *remote_addr,
+		   int rtnl_locked, int do_not_remove);
+
+
+/* hostap_ap.c */
+
+int ap_control_add_mac(struct mac_restrictions *mac_restrictions, u8 *mac);
+int ap_control_del_mac(struct mac_restrictions *mac_restrictions, u8 *mac);
+void ap_control_flush_macs(struct mac_restrictions *mac_restrictions);
+int ap_control_kick_mac(struct ap_data *ap, struct net_device *dev, u8 *mac);
+void ap_control_kickall(struct ap_data *ap);
+void * ap_crypt_get_ptrs(struct ap_data *ap, u8 *addr, int permanent,
+			 struct ieee80211_crypt_data ***crypt);
+int prism2_ap_get_sta_qual(local_info_t *local, struct sockaddr addr[],
+			   struct iw_quality qual[], int buf_size,
+			   int aplist);
+int prism2_ap_translate_scan(struct net_device *dev, char *buffer);
+int prism2_hostapd(struct ap_data *ap, struct prism2_hostapd_param *param);
 
 
 /* hostap_proc.c */
@@ -54,4 +83,12 @@ void hostap_info_init(local_info_t *local);
 void hostap_info_process(local_info_t *local, struct sk_buff *skb);
 
 
+/* hostap_ioctl.c */
+
+extern const struct iw_handler_def hostap_iw_handler_def;
+extern struct ethtool_ops prism2_ethtool_ops;
+
+int hostap_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd);
+
+
 #endif /* HOSTAP_H */

drivers/net/wireless/hostap/hostap_80211.h

 #ifndef HOSTAP_80211_H
 #define HOSTAP_80211_H
 
+#include <linux/types.h>
+#include <net/ieee80211_crypt.h>
+
 struct hostap_ieee80211_mgmt {
 	u16 frame_control;
 	u16 duration;

drivers/net/wireless/hostap/hostap_80211_rx.c

 #include <linux/etherdevice.h>
+#include <net/ieee80211_crypt.h>
 
 #include "hostap_80211.h"
 #include "hostap.h"
+#include "hostap_ap.h"
+
+/* See IEEE 802.1H for LLC/SNAP encapsulation/decapsulation */
+/* Ethernet-II snap header (RFC1042 for most EtherTypes) */
+static unsigned char rfc1042_header[] =
+{ 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 };
+/* Bridge-Tunnel header (for EtherTypes ETH_P_AARP and ETH_P_IPX) */
+static unsigned char bridge_tunnel_header[] =
+{ 0xaa, 0xaa, 0x03, 0x00, 0x00, 0xf8 };
+/* No encapsulation header if EtherType < 0x600 (=length) */
 
 void hostap_dump_rx_80211(const char *name, struct sk_buff *skb,
 			  struct hostap_80211_rx_status *rx_stats)

drivers/net/wireless/hostap/hostap_80211_tx.c

+#include "hostap_80211.h"
+#include "hostap_common.h"
+#include "hostap_wlan.h"
+#include "hostap.h"
+#include "hostap_ap.h"
+
+/* See IEEE 802.1H for LLC/SNAP encapsulation/decapsulation */
+/* Ethernet-II snap header (RFC1042 for most EtherTypes) */
+static unsigned char rfc1042_header[] =
+{ 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 };
+/* Bridge-Tunnel header (for EtherTypes ETH_P_AARP and ETH_P_IPX) */
+static unsigned char bridge_tunnel_header[] =
+{ 0xaa, 0xaa, 0x03, 0x00, 0x00, 0xf8 };
+/* No encapsulation header if EtherType < 0x600 (=length) */
+
 void hostap_dump_tx_80211(const char *name, struct sk_buff *skb)
 {
 	struct ieee80211_hdr_4addr *hdr;

drivers/net/wireless/hostap/hostap_ap.c

@@ -16,6 +16,14 @@
  *   (8802.11: 5.5)
  */
 
+#include <linux/proc_fs.h>
+#include <linux/delay.h>
+#include <linux/random.h>
+
+#include "hostap_wlan.h"
+#include "hostap.h"
+#include "hostap_ap.h"
+
 static int other_ap_policy[MAX_PARM_DEVICES] = { AP_OTHER_AP_SKIP_ALL,
 						 DEF_INTS };
 module_param_array(other_ap_policy, int, NULL, 0444);
@@ -360,8 +368,7 @@ static int ap_control_proc_read(char *page, char **start, off_t off,
 }
 
 
-static int ap_control_add_mac(struct mac_restrictions *mac_restrictions,
-			      u8 *mac)
+int ap_control_add_mac(struct mac_restrictions *mac_restrictions, u8 *mac)
 {
 	struct mac_entry *entry;
 
@@ -380,8 +387,7 @@ static int ap_control_add_mac(struct mac_restrictions *mac_restrictions,
 }
 
 
-static int ap_control_del_mac(struct mac_restrictions *mac_restrictions,
-			      u8 *mac)
+int ap_control_del_mac(struct mac_restrictions *mac_restrictions, u8 *mac)
 {
 	struct list_head *ptr;
 	struct mac_entry *entry;
@@ -433,7 +439,7 @@ static int ap_control_mac_deny(struct mac_restrictions *mac_restrictions,
 }
 
 
-static void ap_control_flush_macs(struct mac_restrictions *mac_restrictions)
+void ap_control_flush_macs(struct mac_restrictions *mac_restrictions)
 {
 	struct list_head *ptr, *n;
 	struct mac_entry *entry;
@@ -454,8 +460,7 @@ static void ap_control_flush_macs(struct mac_restrictions *mac_restrictions)
 }
 
 
-static int ap_control_kick_mac(struct ap_data *ap, struct net_device *dev,
-			       u8 *mac)
+int ap_control_kick_mac(struct ap_data *ap, struct net_device *dev, u8 *mac)
 {
 	struct sta_info *sta;
 	u16 resp;
@@ -486,7 +491,7 @@ static int ap_control_kick_mac(struct ap_data *ap, struct net_device *dev,
 #endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */
 
 
-static void ap_control_kickall(struct ap_data *ap)
+void ap_control_kickall(struct ap_data *ap)
 {
 	struct list_head *ptr, *n;
 	struct sta_info *sta;
@@ -2321,9 +2326,9 @@ static void schedule_packet_send(local_info_t *local, struct sta_info *sta)
 }
 
 
-static int prism2_ap_get_sta_qual(local_info_t *local, struct sockaddr addr[],
-				  struct iw_quality qual[], int buf_size,
-				  int aplist)
+int prism2_ap_get_sta_qual(local_info_t *local, struct sockaddr addr[],
+			   struct iw_quality qual[], int buf_size,
+			   int aplist)
 {
 	struct ap_data *ap = local->ap;
 	struct list_head *ptr;
@@ -2363,7 +2368,7 @@ static int prism2_ap_get_sta_qual(local_info_t *local, struct sockaddr addr[],
 
 /* Translate our list of Access Points & Stations to a card independant
  * format that the Wireless Tools will understand - Jean II */
-static int prism2_ap_translate_scan(struct net_device *dev, char *buffer)
+int prism2_ap_translate_scan(struct net_device *dev, char *buffer)
 {
 	struct hostap_interface *iface;
 	local_info_t *local;
@@ -2608,8 +2613,7 @@ static int prism2_hostapd_sta_clear_stats(struct ap_data *ap,
 }
 
 
-static int prism2_hostapd(struct ap_data *ap,
-			  struct prism2_hostapd_param *param)
+int prism2_hostapd(struct ap_data *ap, struct prism2_hostapd_param *param)
 {
 	switch (param->cmd) {
 	case PRISM2_HOSTAPD_FLUSH:
@@ -3207,8 +3211,8 @@ void hostap_update_rates(local_info_t *local)
 }
 
 
-static void * ap_crypt_get_ptrs(struct ap_data *ap, u8 *addr, int permanent,
-				struct ieee80211_crypt_data ***crypt)
+void * ap_crypt_get_ptrs(struct ap_data *ap, u8 *addr, int permanent,
+			 struct ieee80211_crypt_data ***crypt)
 {
 	struct sta_info *sta;
 

drivers/net/wireless/hostap/hostap_ap.h

 #ifndef HOSTAP_AP_H
 #define HOSTAP_AP_H
 
+#include "hostap_80211.h"
+
 /* AP data structures for STAs */
 
 /* maximum number of frames to buffer per STA */

drivers/net/wireless/hostap/hostap_common.h

 #ifndef HOSTAP_COMMON_H
 #define HOSTAP_COMMON_H
 
+#include <linux/types.h>
+#include <linux/if_ether.h>
+
 #define BIT(x) (1 << (x))
 
 #define MAC2STR(a) (a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5]

drivers/net/wireless/hostap/hostap_config.h

@@ -21,15 +21,10 @@
 #define PRISM2_DOWNLOAD_SUPPORT
 #endif
 
-#ifdef PRISM2_DOWNLOAD_SUPPORT
-/* Allow writing firmware images into flash, i.e., to non-volatile storage.
- * Before you enable this option, you should make absolutely sure that you are
- * using prism2_srec utility that comes with THIS version of the driver!
- * In addition, please note that it is possible to kill your card with
- * non-volatile download if you are using incorrect image. This feature has not
- * been fully tested, so please be careful with it. */
-/* #define PRISM2_NON_VOLATILE_DOWNLOAD */
-#endif /* PRISM2_DOWNLOAD_SUPPORT */
+/* Allow kernel configuration to enable non-volatile download support. */
+#ifdef CONFIG_HOSTAP_FIRMWARE_NVRAM
+#define PRISM2_NON_VOLATILE_DOWNLOAD
+#endif
 
 /* Save low-level I/O for debugging. This should not be enabled in normal use.
  */

drivers/net/wireless/hostap/hostap_info.c

 /* Host AP driver Info Frame processing (part of hostap.o module) */
 
+#include "hostap_wlan.h"
+#include "hostap.h"
+#include "hostap_ap.h"
 
 /* Called only as a tasklet (software IRQ) */
 static void prism2_info_commtallies16(local_info_t *local, unsigned char *buf,

drivers/net/wireless/hostap/hostap_ioctl.c

 /* ioctl() (mostly Linux Wireless Extensions) routines for Host AP driver */
 
-#ifdef in_atomic
-/* Get kernel_locked() for in_atomic() */
+#include <linux/types.h>
 #include <linux/smp_lock.h>
-#endif
 #include <linux/ethtool.h>
+#include <net/ieee80211_crypt.h>
 
+#include "hostap_wlan.h"
+#include "hostap.h"
+#include "hostap_ap.h"
 
 static struct iw_statistics *hostap_get_wireless_stats(struct net_device *dev)
 {
@@ -3910,7 +3912,7 @@ static void prism2_get_drvinfo(struct net_device *dev,
 		 local->sta_fw_ver & 0xff);
 }
 
-static struct ethtool_ops prism2_ethtool_ops = {
+struct ethtool_ops prism2_ethtool_ops = {
 	.get_drvinfo = prism2_get_drvinfo
 };
 
@@ -3985,7 +3987,7 @@ static const iw_handler prism2_private_handler[] =
 	(iw_handler) prism2_ioctl_priv_readmif,		/* 3 */
 };
 
-static const struct iw_handler_def hostap_iw_handler_def =
+const struct iw_handler_def hostap_iw_handler_def =
 {
 	.num_standard	= sizeof(prism2_handler) / sizeof(iw_handler),
 	.num_private	= sizeof(prism2_private_handler) / sizeof(iw_handler),

drivers/net/wireless/hostap/hostap_main.c

@@ -24,6 +24,7 @@
 #include <linux/kmod.h>
 #include <linux/rtnetlink.h>
 #include <linux/wireless.h>
+#include <linux/etherdevice.h>
 #include <net/iw_handler.h>
 #include <net/ieee80211.h>
 #include <net/ieee80211_crypt.h>
@@ -47,57 +48,6 @@ MODULE_VERSION(PRISM2_VERSION);
 #define PRISM2_MAX_MTU (PRISM2_MAX_FRAME_SIZE - (6 /* LLC */ + 8 /* WEP */))
 
 
-/* hostap.c */
-static int prism2_wds_add(local_info_t *local, u8 *remote_addr,
-			  int rtnl_locked);
-static int prism2_wds_del(local_info_t *local, u8 *remote_addr,
-			  int rtnl_locked, int do_not_remove);
-
-/* hostap_ap.c */
-static int prism2_ap_get_sta_qual(local_info_t *local, struct sockaddr addr[],
-				  struct iw_quality qual[], int buf_size,
-				  int aplist);
-static int prism2_ap_translate_scan(struct net_device *dev, char *buffer);
-static int prism2_hostapd(struct ap_data *ap,
-			  struct prism2_hostapd_param *param);
-static void * ap_crypt_get_ptrs(struct ap_data *ap, u8 *addr, int permanent,
-				struct ieee80211_crypt_data ***crypt);
-static void ap_control_kickall(struct ap_data *ap);
-#ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT
-static int ap_control_add_mac(struct mac_restrictions *mac_restrictions,
-			      u8 *mac);
-static int ap_control_del_mac(struct mac_restrictions *mac_restrictions,
-			      u8 *mac);
-static void ap_control_flush_macs(struct mac_restrictions *mac_restrictions);
-static int ap_control_kick_mac(struct ap_data *ap, struct net_device *dev,
-			       u8 *mac);
-#endif /* !PRISM2_NO_KERNEL_IEEE80211_MGMT */
-
-
-static const long freq_list[] = { 2412, 2417, 2422, 2427, 2432, 2437, 2442,
-				  2447, 2452, 2457, 2462, 2467, 2472, 2484 };
-#define FREQ_COUNT (sizeof(freq_list) / sizeof(freq_list[0]))
-
-
-/* See IEEE 802.1H for LLC/SNAP encapsulation/decapsulation */
-/* Ethernet-II snap header (RFC1042 for most EtherTypes) */
-static unsigned char rfc1042_header[] =
-{ 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 };
-/* Bridge-Tunnel header (for EtherTypes ETH_P_AARP and ETH_P_IPX) */
-static unsigned char bridge_tunnel_header[] =
-{ 0xaa, 0xaa, 0x03, 0x00, 0x00, 0xf8 };
-/* No encapsulation header if EtherType < 0x600 (=length) */
-
-
-/* FIX: these could be compiled separately and linked together to hostap.o */
-#include "hostap_ap.c"
-#include "hostap_info.c"
-#include "hostap_ioctl.c"
-#include "hostap_proc.c"
-#include "hostap_80211_rx.c"
-#include "hostap_80211_tx.c"
-
-
 struct net_device * hostap_add_interface(struct local_info *local,
 					 int type, int rtnl_locked,
 					 const char *prefix,
@@ -196,8 +146,8 @@ static inline int prism2_wds_special_addr(u8 *addr)
 }
 
 
-static int prism2_wds_add(local_info_t *local, u8 *remote_addr,
-			  int rtnl_locked)
+int prism2_wds_add(local_info_t *local, u8 *remote_addr,
+		   int rtnl_locked)
 {
 	struct net_device *dev;
 	struct list_head *ptr;
@@ -258,8 +208,8 @@ static int prism2_wds_add(local_info_t *local, u8 *remote_addr,
 }
 
 
-static int prism2_wds_del(local_info_t *local, u8 *remote_addr,
-			  int rtnl_locked, int do_not_remove)
+int prism2_wds_del(local_info_t *local, u8 *remote_addr,
+		   int rtnl_locked, int do_not_remove)
 {
 	unsigned long flags;
 	struct list_head *ptr;

drivers/net/wireless/hostap/hostap_proc.c

 /* /proc routines for Host AP driver */
 
+#include <linux/types.h>
+#include <linux/proc_fs.h>
+#include <net/ieee80211_crypt.h>
+
+#include "hostap_wlan.h"
+#include "hostap.h"
+
 #define PROC_LIMIT (PAGE_SIZE - 80)
 
 

drivers/net/wireless/hostap/hostap_wlan.h

 #ifndef HOSTAP_WLAN_H
 #define HOSTAP_WLAN_H
 
+#include <linux/wireless.h>
+#include <linux/netdevice.h>
+#include <net/iw_handler.h>
+
 #include "hostap_config.h"
 #include "hostap_common.h"
 

drivers/net/wireless/ipw2100.c

@@ -5735,70 +5735,6 @@ static struct net_device_stats *ipw2100_stats(struct net_device *dev)
 	return &priv->ieee->stats;
 }
 
-#if WIRELESS_EXT < 18
-/* Support for wpa_supplicant before WE-18, deprecated. */
-
-/* following definitions must match definitions in driver_ipw.c */
-
-#define IPW2100_IOCTL_WPA_SUPPLICANT		SIOCIWFIRSTPRIV+30
-
-#define IPW2100_CMD_SET_WPA_PARAM		1
-#define	IPW2100_CMD_SET_WPA_IE			2
-#define IPW2100_CMD_SET_ENCRYPTION		3
-#define IPW2100_CMD_MLME			4
-
-#define IPW2100_PARAM_WPA_ENABLED		1
-#define IPW2100_PARAM_TKIP_COUNTERMEASURES	2
-#define IPW2100_PARAM_DROP_UNENCRYPTED		3
-#define IPW2100_PARAM_PRIVACY_INVOKED		4
-#define IPW2100_PARAM_AUTH_ALGS			5
-#define IPW2100_PARAM_IEEE_802_1X		6
-
-#define IPW2100_MLME_STA_DEAUTH			1
-#define IPW2100_MLME_STA_DISASSOC		2
-
-#define IPW2100_CRYPT_ERR_UNKNOWN_ALG		2
-#define IPW2100_CRYPT_ERR_UNKNOWN_ADDR		3
-#define IPW2100_CRYPT_ERR_CRYPT_INIT_FAILED	4
-#define IPW2100_CRYPT_ERR_KEY_SET_FAILED	5
-#define IPW2100_CRYPT_ERR_TX_KEY_SET_FAILED	6
-#define IPW2100_CRYPT_ERR_CARD_CONF_FAILED	7
-
-#define	IPW2100_CRYPT_ALG_NAME_LEN		16
-
-struct ipw2100_param {
-	u32 cmd;
-	u8 sta_addr[ETH_ALEN];
-	union {
-		struct {
-			u8 name;
-			u32 value;
-		} wpa_param;
-		struct {
-			u32 len;
-			u8 reserved[32];
-			u8 data[0];
-		} wpa_ie;
-		struct {
-			u32 command;
-			u32 reason_code;
-		} mlme;
-		struct {
-			u8 alg[IPW2100_CRYPT_ALG_NAME_LEN];
-			u8 set_tx;
-			u32 err;
-			u8 idx;
-			u8 seq[8];	/* sequence counter (set: RX, get: TX) */
-			u16 key_len;
-			u8 key[0];
-		} crypt;
-
-	} u;
-};
-
-/* end of driver_ipw.c code */
-#endif				/* WIRELESS_EXT < 18 */
-
 static int ipw2100_wpa_enable(struct ipw2100_priv *priv, int value)
 {
 	/* This is called when wpa_supplicant loads and closes the driver
@@ -5807,11 +5743,6 @@ static int ipw2100_wpa_enable(struct ipw2100_priv *priv, int value)
 	return 0;
 }
 
-#if WIRELESS_EXT < 18
-#define IW_AUTH_ALG_OPEN_SYSTEM			0x1
-#define IW_AUTH_ALG_SHARED_KEY			0x2
-#endif
-
 static int ipw2100_wpa_set_auth_algs(struct ipw2100_priv *priv, int value)
 {
 
@@ -5855,360 +5786,6 @@ void ipw2100_wpa_assoc_frame(struct ipw2100_priv *priv,
 	ipw2100_set_wpa_ie(priv, &frame, 0);
 }
 
-#if WIRELESS_EXT < 18
-static int ipw2100_wpa_set_param(struct net_device *dev, u8 name, u32 value)
-{
-	struct ipw2100_priv *priv = ieee80211_priv(dev);
-	struct ieee80211_crypt_data *crypt;
-	unsigned long flags;
-	int ret = 0;
-
-	switch (name) {
-	case IPW2100_PARAM_WPA_ENABLED:
-		ret = ipw2100_wpa_enable(priv, value);
-		break;
-
-	case IPW2100_PARAM_TKIP_COUNTERMEASURES:
-		crypt = priv->ieee->crypt[priv->ieee->tx_keyidx];
-		if (!crypt || !crypt->ops->set_flags || !crypt->ops->get_flags)
-			break;
-
-		flags = crypt->ops->get_flags(crypt->priv);
-
-		if (value)
-			flags |= IEEE80211_CRYPTO_TKIP_COUNTERMEASURES;
-		else
-			flags &= ~IEEE80211_CRYPTO_TKIP_COUNTERMEASURES;
-
-		crypt->ops->set_flags(flags, crypt->priv);
-
-		break;
-
-	case IPW2100_PARAM_DROP_UNENCRYPTED:{
-			/* See IW_AUTH_DROP_UNENCRYPTED handling for details */
-			struct ieee80211_security sec = {
-				.flags = SEC_ENABLED,
-				.enabled = value,
-			};
-			priv->ieee->drop_unencrypted = value;
-			/* We only change SEC_LEVEL for open mode. Others
-			 * are set by ipw_wpa_set_encryption.
-			 */
-			if (!value) {
-				sec.flags |= SEC_LEVEL;
-				sec.level = SEC_LEVEL_0;
-			} else {
-				sec.flags |= SEC_LEVEL;
-				sec.level = SEC_LEVEL_1;
-			}
-			if (priv->ieee->set_security)
-				priv->ieee->set_security(priv->ieee->dev, &sec);
-			break;
-		}
-
-	case IPW2100_PARAM_PRIVACY_INVOKED:
-		priv->ieee->privacy_invoked = value;
-		break;
-
-	case IPW2100_PARAM_AUTH_ALGS:
-		ret = ipw2100_wpa_set_auth_algs(priv, value);
-		break;
-
-	case IPW2100_PARAM_IEEE_802_1X:
-		priv->ieee->ieee802_1x = value;
-		break;
-
-	default:
-		printk(KERN_ERR DRV_NAME ": %s: Unknown WPA param: %d\n",
-		       dev->name, name);
-		ret = -EOPNOTSUPP;
-	}
-
-	return ret;
-}
-
-static int ipw2100_wpa_mlme(struct net_device *dev, int command, int reason)
-{
-
-	struct ipw2100_priv *priv = ieee80211_priv(dev);
-	int ret = 0;
-
-	switch (command) {
-	case IPW2100_MLME_STA_DEAUTH:
-		// silently ignore
-		break;
-
-	case IPW2100_MLME_STA_DISASSOC:
-		ipw2100_disassociate_bssid(priv);
-		break;
-
-	default:
-		printk(KERN_ERR DRV_NAME ": %s: Unknown MLME request: %d\n",
-		       dev->name, command);
-		ret = -EOPNOTSUPP;
-	}
-
-	return ret;
-}
-
-static int ipw2100_wpa_set_wpa_ie(struct net_device *dev,
-				  struct ipw2100_param *param, int plen)
-{
-
-	struct ipw2100_priv *priv = ieee80211_priv(dev);
-	struct ieee80211_device *ieee = priv->ieee;
-	u8 *buf;
-
-	if (!ieee->wpa_enabled)
-		return -EOPNOTSUPP;
-
-	if (param->u.wpa_ie.len > MAX_WPA_IE_LEN ||
-	    (param->u.wpa_ie.len && param->u.wpa_ie.data == NULL))
-		return -EINVAL;
-
-	if (param->u.wpa_ie.len) {
-		buf = kmalloc(param->u.wpa_ie.len, GFP_KERNEL);
-		if (buf == NULL)
-			return -ENOMEM;
-
-		memcpy(buf, param->u.wpa_ie.data, param->u.wpa_ie.len);
-
-		kfree(ieee->wpa_ie);
-		ieee->wpa_ie = buf;
-		ieee->wpa_ie_len = param->u.wpa_ie.len;
-
-	} else {
-		kfree(ieee->wpa_ie);
-		ieee->wpa_ie = NULL;
-		ieee->wpa_ie_len = 0;
-	}
-
-	ipw2100_wpa_assoc_frame(priv, ieee->wpa_ie, ieee->wpa_ie_len);
-
-	return 0;
-}
-
-/* implementation borrowed from hostap driver */
-
-static int ipw2100_wpa_set_encryption(struct net_device *dev,
-				      struct ipw2100_param *param,
-				      int param_len)
-{
-	int ret = 0;
-	struct ipw2100_priv *priv = ieee80211_priv(dev);
-	struct ieee80211_device *ieee = priv->ieee;
-	struct ieee80211_crypto_ops *ops;
-	struct ieee80211_crypt_data **crypt;
-
-	struct ieee80211_security sec = {
-		.flags = 0,
-	};
-
-	param->u.crypt.err = 0;
-	param->u.crypt.alg[IPW2100_CRYPT_ALG_NAME_LEN - 1] = '\0';
-
-	if (param_len !=
-	    (int)((char *)param->u.crypt.key - (char *)param) +
-	    param->u.crypt.key_len) {
-		IPW_DEBUG_INFO("Len mismatch %d, %d\n", param_len,
-			       param->u.crypt.key_len);
-		return -EINVAL;
-	}
-	if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
-	    param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
-	    param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
-		if (param->u.crypt.idx >= WEP_KEYS)
-			return -EINVAL;
-		crypt = &ieee->crypt[param->u.crypt.idx];
-	} else {
-		return -EINVAL;
-	}
-
-	sec.flags |= SEC_ENABLED | SEC_ENCRYPT;
-	if (strcmp(param->u.crypt.alg, "none") == 0) {
-		if (crypt) {
-			sec.enabled = 0;
-			sec.encrypt = 0;
-			sec.level = SEC_LEVEL_0;
-			sec.flags |= SEC_LEVEL;
-			ieee80211_crypt_delayed_deinit(ieee, crypt);
-		}
-		goto done;
-	}
-	sec.enabled = 1;
-	sec.encrypt = 1;
-
-	ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
-	if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) {
-		request_module("ieee80211_crypt_wep");
-		ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
-	} else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) {
-		request_module("ieee80211_crypt_tkip");
-		ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
-	} else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) {
-		request_module("ieee80211_crypt_ccmp");
-		ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
-	}
-	if (ops == NULL) {
-		IPW_DEBUG_INFO("%s: unknown crypto alg '%s'\n",
-			       dev->name, param->u.crypt.alg);
-		param->u.crypt.err = IPW2100_CRYPT_ERR_UNKNOWN_ALG;
-		ret = -EINVAL;
-		goto done;
-	}
-
-	if (*crypt == NULL || (*crypt)->ops != ops) {
-		struct ieee80211_crypt_data *new_crypt;
-
-		ieee80211_crypt_delayed_deinit(ieee, crypt);
-
-		new_crypt = kzalloc(sizeof(struct ieee80211_crypt_data), GFP_KERNEL);
-		if (new_crypt == NULL) {
-			ret = -ENOMEM;
-			goto done;
-		}
-		new_crypt->ops = ops;
-		if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
-			new_crypt->priv =
-			    new_crypt->ops->init(param->u.crypt.idx);
-
-		if (new_crypt->priv == NULL) {
-			kfree(new_crypt);
-			param->u.crypt.err =
-			    IPW2100_CRYPT_ERR_CRYPT_INIT_FAILED;
-			ret = -EINVAL;
-			goto done;
-		}
-
-		*crypt = new_crypt;
-	}
-
-	if (param->u.crypt.key_len > 0 && (*crypt)->ops->set_key &&
-	    (*crypt)->ops->set_key(param->u.crypt.key,
-				   param->u.crypt.key_len, param->u.crypt.seq,
-				   (*crypt)->priv) < 0) {
-		IPW_DEBUG_INFO("%s: key setting failed\n", dev->name);
-		param->u.crypt.err = IPW2100_CRYPT_ERR_KEY_SET_FAILED;
-		ret = -EINVAL;
-		goto done;
-	}
-
-	if (param->u.crypt.set_tx) {
-		ieee->tx_keyidx = param->u.crypt.idx;
-		sec.active_key = param->u.crypt.idx;
-		sec.flags |= SEC_ACTIVE_KEY;
-	}
-
-	if (ops->name != NULL) {
-
-		if (strcmp(ops->name, "WEP") == 0) {
-			memcpy(sec.keys[param->u.crypt.idx],
-			       param->u.crypt.key, param->u.crypt.key_len);
-			sec.key_sizes[param->u.crypt.idx] =
-			    param->u.crypt.key_len;
-			sec.flags |= (1 << param->u.crypt.idx);
-			sec.flags |= SEC_LEVEL;
-			sec.level = SEC_LEVEL_1;
-		} else if (strcmp(ops->name, "TKIP") == 0) {
-			sec.flags |= SEC_LEVEL;
-			sec.level = SEC_LEVEL_2;
-		} else if (strcmp(ops->name, "CCMP") == 0) {
-			sec.flags |= SEC_LEVEL;
-			sec.level = SEC_LEVEL_3;
-		}
-	}
-      done:
-	if (ieee->set_security)
-		ieee->set_security(ieee->dev, &sec);
-
-	/* Do not reset port if card is in Managed mode since resetting will
-	 * generate new IEEE 802.11 authentication which may end up in looping
-	 * with IEEE 802.1X.  If your hardware requires a reset after WEP
-	 * configuration (for example... Prism2), implement the reset_port in
-	 * the callbacks structures used to initialize the 802.11 stack. */
-	if (ieee->reset_on_keychange &&
-	    ieee->iw_mode != IW_MODE_INFRA &&
-	    ieee->reset_port && ieee->reset_port(dev)) {
-		IPW_DEBUG_INFO("%s: reset_port failed\n", dev->name);
-		param->u.crypt.err = IPW2100_CRYPT_ERR_CARD_CONF_FAILED;
-		return -EINVAL;
-	}
-
-	return ret;
-}
-
-static int ipw2100_wpa_supplicant(struct net_device *dev, struct iw_point *p)
-{
-
-	struct ipw2100_param *param;
-	int ret = 0;
-
-	IPW_DEBUG_IOCTL("wpa_supplicant: len=%d\n", p->length);
-
-	if (p->length < sizeof(struct ipw2100_param) || !p->pointer)
-		return -EINVAL;
-
-	param = (struct ipw2100_param *)kmalloc(p->length, GFP_KERNEL);
-	if (param == NULL)
-		return -ENOMEM;
-
-	if (copy_from_user(param, p->pointer, p->length)) {
-		kfree(param);
-		return -EFAULT;
-	}
-
-	switch (param->cmd) {
-
-	case IPW2100_CMD_SET_WPA_PARAM:
-		ret = ipw2100_wpa_set_param(dev, param->u.wpa_param.name,
-					    param->u.wpa_param.value);
-		break;
-
-	case IPW2100_CMD_SET_WPA_IE:
-		ret = ipw2100_wpa_set_wpa_ie(dev, param, p->length);
-		break;
-
-	case IPW2100_CMD_SET_ENCRYPTION:
-		ret = ipw2100_wpa_set_encryption(dev, param, p->length);
-		break;
-
-	case IPW2100_CMD_MLME:
-		ret = ipw2100_wpa_mlme(dev, param->u.mlme.command,
-				       param->u.mlme.reason_code);
-		break;
-
-	default:
-		printk(KERN_ERR DRV_NAME
-		       ": %s: Unknown WPA supplicant request: %d\n", dev->name,
-		       param->cmd);
-		ret = -EOPNOTSUPP;
-
-	}
-
-	if (ret == 0 && copy_to_user(p->pointer, param, p->length))
-		ret = -EFAULT;
-
-	kfree(param);
-	return ret;
-}
-
-static int ipw2100_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
-{
-	struct iwreq *wrq = (struct iwreq *)rq;
-	int ret = -1;
-	switch (cmd) {
-	case IPW2100_IOCTL_WPA_SUPPLICANT:
-		ret = ipw2100_wpa_supplicant(dev, &wrq->u.data);
-		return ret;
-
-	default:
-		return -EOPNOTSUPP;
-	}
-
-	return -EOPNOTSUPP;
-}
-#endif				/* WIRELESS_EXT < 18 */
-
 static void ipw_ethtool_get_drvinfo(struct net_device *dev,
 				    struct ethtool_drvinfo *info)
 {
@@ -6337,9 +5914,6 @@ static struct net_device *ipw2100_alloc_device(struct pci_dev *pci_dev,
 	dev->open = ipw2100_open;
 	dev->stop = ipw2100_close;
 	dev->init = ipw2100_net_init;
-#if WIRELESS_EXT < 18
-	dev->do_ioctl = ipw2100_ioctl;
-#endif
 	dev->get_stats = ipw2100_stats;
 	dev->ethtool_ops = &ipw2100_ethtool_ops;
 	dev->tx_timeout = ipw2100_tx_timeout;
@@ -7855,7 +7429,6 @@ static int ipw2100_wx_get_power(struct net_device *dev,
 	return 0;
 }
 
-#if WIRELESS_EXT > 17
 /*
  * WE-18 WPA support
  */
@@ -8117,7 +7690,6 @@ static int ipw2100_wx_set_mlme(struct net_device *dev,
 	}
 	return 0;
 }
-#endif				/* WIRELESS_EXT > 17 */
 
 /*
  *
@@ -8350,11 +7922,7 @@ static iw_handler ipw2100_wx_handlers[] = {
 	NULL,			/* SIOCWIWTHRSPY */
 	ipw2100_wx_set_wap,	/* SIOCSIWAP */
 	ipw2100_wx_get_wap,	/* SIOCGIWAP */
-#if WIRELESS_EXT > 17
 	ipw2100_wx_set_mlme,	/* SIOCSIWMLME */
-#else
-	NULL,			/* -- hole -- */
-#endif
 	NULL,			/* SIOCGIWAPLIST -- deprecated */
 	ipw2100_wx_set_scan,	/* SIOCSIWSCAN */
 	ipw2100_wx_get_scan,	/* SIOCGIWSCAN */
@@ -8378,7 +7946,6 @@ static iw_handler ipw2100_wx_handlers[] = {
 	ipw2100_wx_get_encode,	/* SIOCGIWENCODE */
 	ipw2100_wx_set_power,	/* SIOCSIWPOWER */
 	ipw2100_wx_get_power,	/* SIOCGIWPOWER */
-#if WIRELESS_EXT > 17
 	NULL,			/* -- hole -- */
 	NULL,			/* -- hole -- */
 	ipw2100_wx_set_genie,	/* SIOCSIWGENIE */
@@ -8388,7 +7955,6 @@ static iw_handler ipw2100_wx_handlers[] = {
 	ipw2100_wx_set_encodeext,	/* SIOCSIWENCODEEXT */
 	ipw2100_wx_get_encodeext,	/* SIOCGIWENCODEEXT */
 	NULL,			/* SIOCSIWPMKSA */
-#endif
 };
 
 #define IPW2100_PRIV_SET_MONITOR	SIOCIWFIRSTPRIV

drivers/net/wireless/ipw2200.c

@@ -8936,14 +8936,12 @@ static int ipw_request_direct_scan(struct ipw_priv *priv, char *essid,
 	IPW_DEBUG_HC("starting request direct scan!\n");
 
 	if (priv->status & (STATUS_SCANNING | STATUS_SCAN_ABORTING)) {
-		err = wait_event_interruptible(priv->wait_state,
-					       !(priv->
-						 status & (STATUS_SCANNING |
-							   STATUS_SCAN_ABORTING)));
-		if (err) {
-			IPW_DEBUG_HC("aborting direct scan");
-			goto done;
-		}
+		/* We should not sleep here; otherwise we will block most
+		 * of the system (for instance, we hold rtnl_lock when we
+		 * get here).
+		 */
+		err = -EAGAIN;
+		goto done;
 	}
 	memset(&scan, 0, sizeof(scan));
 

drivers/net/wireless/prism54/isl_ioctl.c

@@ -748,7 +748,7 @@ prism54_get_essid(struct net_device *ndev, struct iw_request_info *info,
 	if (essid->length) {
 		dwrq->flags = 1;	/* set ESSID to ON for Wireless Extensions */
 		/* if it is to big, trunk it */
-		dwrq->length = min(IW_ESSID_MAX_SIZE, essid->length + 1);
+		dwrq->length = min(IW_ESSID_MAX_SIZE, essid->length);
 	} else {
 		dwrq->flags = 0;
 		dwrq->length = 0;