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 83231a27ae02..3bad1afc89fa 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 81d6995fcfdb..d2bc72d318f7 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 6cd9f3427be6..f2a27cc6ecb1 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 be61de78dfa4..4498023841dc 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 0a52bbda1e4c..8cc8f3f0f8e7 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 febc51dbb412..cc6cd56c85b1 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 bb9ab8b45d09..2b9e7edfa3ce 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 b559aa9b5507..00f0d4f71897 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);