mac80211: Remove local->scan_flags

This patch removes all references to local->scan_flags as these are not
used anymore since the removal of prism2 ioctls.

Signed-off-by: Helmut Schaa <hschaa@suse.de>
Signed-off-by: Jiri Benc <jbenc@suse.cz>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/mac80211/ieee80211_i.h

@@ -483,10 +483,6 @@ struct ieee80211_local {
 	struct list_head sta_bss_list;
 	struct ieee80211_sta_bss *sta_bss_hash[STA_HASH_SIZE];
 	spinlock_t sta_bss_lock;
-#define IEEE80211_SCAN_MATCH_SSID BIT(0)
-#define IEEE80211_SCAN_WPA_ONLY BIT(1)
-#define IEEE80211_SCAN_EXTRA_INFO BIT(2)
-	int scan_flags;
 
 	/* SNMP counters */
 	/* dot11CountersTable */

net/mac80211/ieee80211_ioctl.c

@@ -513,7 +513,6 @@ static int ieee80211_ioctl_siwscan(struct net_device *dev,
 				   struct iw_request_info *info,
 				   union iwreq_data *wrqu, char *extra)
 {
-	struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 	struct iw_scan_req *req = NULL;
 	u8 *ssid = NULL;
@@ -522,21 +521,9 @@ static int ieee80211_ioctl_siwscan(struct net_device *dev,
 	if (!netif_running(dev))
 		return -ENETDOWN;
 
-	switch (sdata->type) {
-	case IEEE80211_IF_TYPE_STA:
-	case IEEE80211_IF_TYPE_IBSS:
-		if (local->scan_flags & IEEE80211_SCAN_MATCH_SSID) {
-			ssid = sdata->u.sta.ssid;
-			ssid_len = sdata->u.sta.ssid_len;
-		}
-		break;
-	case IEEE80211_IF_TYPE_AP:
-		if (local->scan_flags & IEEE80211_SCAN_MATCH_SSID) {
-			ssid = sdata->u.ap.ssid;
-			ssid_len = sdata->u.ap.ssid_len;
-		}
-		break;
-	default:
+	if (sdata->type != IEEE80211_IF_TYPE_STA &&
+	    sdata->type != IEEE80211_IF_TYPE_IBSS &&
+	    sdata->type != IEEE80211_IF_TYPE_AP) {
 		return -EOPNOTSUPP;
 	}
 

net/mac80211/ieee80211_sta.c

@@ -2894,15 +2894,6 @@ ieee80211_sta_scan_result(struct net_device *dev,
 	if (!(local->enabled_modes & (1 << bss->hw_mode)))
 		return current_ev;
 
-	if (local->scan_flags & IEEE80211_SCAN_WPA_ONLY &&
-	    !bss->wpa_ie && !bss->rsn_ie)
-		return current_ev;
-
-	if (local->scan_flags & IEEE80211_SCAN_MATCH_SSID &&
-	    (local->scan_ssid_len != bss->ssid_len ||
-	     memcmp(local->scan_ssid, bss->ssid, bss->ssid_len) != 0))
-		return current_ev;
-
 	memset(&iwe, 0, sizeof(iwe));
 	iwe.cmd = SIOCGIWAP;
 	iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
@@ -3009,9 +3000,6 @@ ieee80211_sta_scan_result(struct net_device *dev,
 	do {
 		char *buf;
 
-		if (!(local->scan_flags & IEEE80211_SCAN_EXTRA_INFO))
-			break;
-
 		buf = kmalloc(100, GFP_ATOMIC);
 		if (!buf)
 			break;