Merge branch 'upstream-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6

8 files changed, 77 insertions, 10 deletions

diff --git a/net/core/dev.c b/net/core/dev.c
index 83231a27ae0..3bad1afc89f 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2698,7 +2698,8 @@ int dev_ioctl(unsigned int cmd, void __user *arg)
 				/* If command is `set a parameter', or
 				 * `get the encoding parameters', check if
 				 * the user has the right to do it */
-				if (IW_IS_SET(cmd) || cmd == SIOCGIWENCODE) {
+				if (IW_IS_SET(cmd) || cmd == SIOCGIWENCODE
+				    || cmd == SIOCGIWENCODEEXT) {
 					if (!capable(CAP_NET_ADMIN))
 						return -EPERM;
 				}
diff --git a/net/core/wireless.c b/net/core/wireless.c
index 81d6995fcfd..d2bc72d318f 100644
--- a/net/core/wireless.c
+++ b/net/core/wireless.c
@@ -1726,6 +1726,14 @@ int wireless_rtnetlink_get(struct net_device *	dev,
 	if(!IW_IS_GET(request->cmd))
 		return -EOPNOTSUPP;
 
+	/* If command is `get the encoding parameters', check if
+	 * the user has the right to do it */
+	if (request->cmd == SIOCGIWENCODE ||
+	    request->cmd == SIOCGIWENCODEEXT) {
+		if (!capable(CAP_NET_ADMIN))
+			return -EPERM;
+	}
+
 	/* Special cases */
 	if(request->cmd == SIOCGIWSTATS)
 		/* Get Wireless Stats */
diff --git a/net/ieee80211/softmac/Kconfig b/net/ieee80211/softmac/Kconfig
index 6cd9f3427be..f2a27cc6ecb 100644
--- a/net/ieee80211/softmac/Kconfig
+++ b/net/ieee80211/softmac/Kconfig
@@ -1,6 +1,7 @@
 config IEEE80211_SOFTMAC
 	tristate "Software MAC add-on to the IEEE 802.11 networking stack"
 	depends on IEEE80211 && EXPERIMENTAL
+	select WIRELESS_EXT
 	---help---
 	This option enables the hardware independent software MAC addon
 	for the IEEE 802.11 networking stack.
diff --git a/net/ieee80211/softmac/ieee80211softmac_assoc.c b/net/ieee80211/softmac/ieee80211softmac_assoc.c
index be61de78dfa..4498023841d 100644
--- a/net/ieee80211/softmac/ieee80211softmac_assoc.c
+++ b/net/ieee80211/softmac/ieee80211softmac_assoc.c
@@ -101,6 +101,7 @@ ieee80211softmac_disassoc(struct ieee80211softmac_device *mac, u16 reason)
 	/* Do NOT clear bssvalid as that will break ieee80211softmac_assoc_work! */
 	mac->associated = 0;
 	mac->associnfo.associating = 0;
+	ieee80211softmac_call_events_locked(mac, IEEE80211SOFTMAC_EVENT_DISASSOCIATED, NULL);
 	spin_unlock_irqrestore(&mac->lock, flags);
 }
 
@@ -373,6 +374,7 @@ ieee80211softmac_handle_disassoc(struct net_device * dev,
 	spin_lock_irqsave(&mac->lock, flags);
 	mac->associnfo.bssvalid = 0;
 	mac->associated = 0;
+	ieee80211softmac_call_events_locked(mac, IEEE80211SOFTMAC_EVENT_DISASSOCIATED, NULL);
 	schedule_work(&mac->associnfo.work);
 	spin_unlock_irqrestore(&mac->lock, flags);
 	
@@ -391,6 +393,7 @@ ieee80211softmac_handle_reassoc_req(struct net_device * dev,
 		dprintkl(KERN_INFO PFX "reassoc request from unknown network\n");
 		return 0;
 	}
-	ieee80211softmac_assoc(mac, network);
+	schedule_work(&mac->associnfo.work);
+
 	return 0;
 }
diff --git a/net/ieee80211/softmac/ieee80211softmac_event.c b/net/ieee80211/softmac/ieee80211softmac_event.c
index 0a52bbda1e4..8cc8f3f0f8e 100644
--- a/net/ieee80211/softmac/ieee80211softmac_event.c
+++ b/net/ieee80211/softmac/ieee80211softmac_event.c
@@ -67,6 +67,7 @@ static char *event_descriptions[IEEE80211SOFTMAC_EVENT_LAST+1] = {
 	"authenticating failed",
 	"authenticating timed out",
 	"associating failed because no suitable network was found",
+	"disassociated",
 };
 
 
@@ -128,13 +129,42 @@ void
 ieee80211softmac_call_events_locked(struct ieee80211softmac_device *mac, int event, void *event_ctx)
 {
 	struct ieee80211softmac_event *eventptr, *tmp;
-	union iwreq_data wrqu;
-	char *msg;
+	struct ieee80211softmac_network *network;
 	
 	if (event >= 0) {
-		msg = event_descriptions[event];
-		wrqu.data.length = strlen(msg);
-		wireless_send_event(mac->dev, IWEVCUSTOM, &wrqu, msg);
+		union iwreq_data wrqu;
+		int we_event;
+		char *msg = NULL;
+
+		switch(event) {
+		case IEEE80211SOFTMAC_EVENT_ASSOCIATED:
+			network = (struct ieee80211softmac_network *)event_ctx;
+			wrqu.data.length = 0;
+			wrqu.data.flags = 0;
+			memcpy(wrqu.ap_addr.sa_data, &network->bssid[0], ETH_ALEN);
+			wrqu.ap_addr.sa_family = ARPHRD_ETHER;
+			we_event = SIOCGIWAP;
+			break;
+		case IEEE80211SOFTMAC_EVENT_DISASSOCIATED:
+			wrqu.data.length = 0;
+			wrqu.data.flags = 0;
+			memset(&wrqu, '\0', sizeof (union iwreq_data));
+			wrqu.ap_addr.sa_family = ARPHRD_ETHER;
+			we_event = SIOCGIWAP;
+			break;
+		case IEEE80211SOFTMAC_EVENT_SCAN_FINISHED:
+			wrqu.data.length = 0;
+			wrqu.data.flags = 0;
+			memset(&wrqu, '\0', sizeof (union iwreq_data));
+			we_event = SIOCGIWSCAN;
+			break;
+		default:
+			msg = event_descriptions[event];
+			wrqu.data.length = strlen(msg);
+			we_event = IWEVCUSTOM;
+			break;
+		}
+		wireless_send_event(mac->dev, we_event, &wrqu, msg);
 	}
 
 	if (!list_empty(&mac->events))
diff --git a/net/ieee80211/softmac/ieee80211softmac_io.c b/net/ieee80211/softmac/ieee80211softmac_io.c
index febc51dbb41..cc6cd56c85b 100644
--- a/net/ieee80211/softmac/ieee80211softmac_io.c
+++ b/net/ieee80211/softmac/ieee80211softmac_io.c
@@ -180,9 +180,21 @@ ieee80211softmac_assoc_req(struct ieee80211_assoc_request **pkt,
 	ieee80211softmac_hdr_3addr(mac, &((*pkt)->header), IEEE80211_STYPE_ASSOC_REQ, net->bssid, net->bssid);
 
 	/* Fill in capability Info */
-	(*pkt)->capability = (mac->ieee->iw_mode == IW_MODE_MASTER) || (mac->ieee->iw_mode == IW_MODE_INFRA) ?
-		cpu_to_le16(WLAN_CAPABILITY_ESS) :
-		cpu_to_le16(WLAN_CAPABILITY_IBSS);
+	switch (mac->ieee->iw_mode) {
+	case IW_MODE_INFRA:
+		(*pkt)->capability = cpu_to_le16(WLAN_CAPABILITY_ESS);
+		break;
+	case IW_MODE_ADHOC:
+		(*pkt)->capability = cpu_to_le16(WLAN_CAPABILITY_IBSS);
+		break;
+	case IW_MODE_AUTO:
+		(*pkt)->capability = net->capabilities & (WLAN_CAPABILITY_ESS|WLAN_CAPABILITY_IBSS);
+		break;
+	default:
+		/* bleh. we don't ever go to these modes */
+		printk(KERN_ERR PFX "invalid iw_mode!\n");
+		break;
+	}
 	/* Need to add this
 	(*pkt)->capability |= mac->ieee->short_slot ? 
 			cpu_to_le16(WLAN_CAPABILITY_SHORT_SLOT_TIME) : 0;
diff --git a/net/ieee80211/softmac/ieee80211softmac_scan.c b/net/ieee80211/softmac/ieee80211softmac_scan.c
index bb9ab8b45d0..2b9e7edfa3c 100644
--- a/net/ieee80211/softmac/ieee80211softmac_scan.c
+++ b/net/ieee80211/softmac/ieee80211softmac_scan.c
@@ -47,6 +47,7 @@ ieee80211softmac_start_scan(struct ieee80211softmac_device *sm)
 	sm->scanning = 1;
 	spin_unlock_irqrestore(&sm->lock, flags);
 
+	netif_tx_disable(sm->ieee->dev);
 	ret = sm->start_scan(sm->dev);
 	if (ret) {
 		spin_lock_irqsave(&sm->lock, flags);
@@ -239,6 +240,7 @@ void ieee80211softmac_scan_finished(struct ieee80211softmac_device *sm)
 		if (net)
 			sm->set_channel(sm->dev, net->channel);
 	}
+	netif_wake_queue(sm->ieee->dev);
 	ieee80211softmac_call_events(sm, IEEE80211SOFTMAC_EVENT_SCAN_FINISHED, NULL);
 }
 EXPORT_SYMBOL_GPL(ieee80211softmac_scan_finished);
diff --git a/net/ieee80211/softmac/ieee80211softmac_wx.c b/net/ieee80211/softmac/ieee80211softmac_wx.c
index b559aa9b550..00f0d4f7189 100644
--- a/net/ieee80211/softmac/ieee80211softmac_wx.c
+++ b/net/ieee80211/softmac/ieee80211softmac_wx.c
@@ -41,13 +41,23 @@ ieee80211softmac_wx_trigger_scan(struct net_device *net_dev,
 EXPORT_SYMBOL_GPL(ieee80211softmac_wx_trigger_scan);
 
 
+/* if we're still scanning, return -EAGAIN so that userspace tools
+ * can get the complete scan results, otherwise return 0. */
 int
 ieee80211softmac_wx_get_scan_results(struct net_device *net_dev,
 				     struct iw_request_info *info,
 				     union iwreq_data *data,
 				     char *extra)
 {
+	unsigned long flags;
 	struct ieee80211softmac_device *sm = ieee80211_priv(net_dev);
+
+	spin_lock_irqsave(&sm->lock, flags);
+	if (sm->scanning) {
+		spin_unlock_irqrestore(&sm->lock, flags);
+		return -EAGAIN;
+	}
+	spin_unlock_irqrestore(&sm->lock, flags);
 	return ieee80211_wx_get_scan(sm->ieee, info, data, extra);
 }
 EXPORT_SYMBOL_GPL(ieee80211softmac_wx_get_scan_results);