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authorJeff Garzik <jeff@garzik.org>2007-09-25 15:47:12 -0400
committerJeff Garzik <jeff@garzik.org>2007-09-25 15:47:12 -0400
commit2aee6198652b32e5eaef29a8f8330a9dd15b8efd (patch)
treea95da0809e23f506639309d584468edb87f60212 /net
parent402c79fb1944c8e003a32d07f31504b769fe2b52 (diff)
parentd59952d532ed8fc93ccb98186f73d9ce5cfcb93d (diff)
Merge branch 'fixes-jgarzik' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6 into upstream-fixes
Diffstat (limited to 'net')
-rw-r--r--net/ieee80211/softmac/ieee80211softmac_assoc.c2
-rw-r--r--net/ieee80211/softmac/ieee80211softmac_wx.c54
2 files changed, 20 insertions, 36 deletions
diff --git a/net/ieee80211/softmac/ieee80211softmac_assoc.c b/net/ieee80211/softmac/ieee80211softmac_assoc.c
index afb6c6698b27..e475f2e1be13 100644
--- a/net/ieee80211/softmac/ieee80211softmac_assoc.c
+++ b/net/ieee80211/softmac/ieee80211softmac_assoc.c
@@ -273,8 +273,6 @@ ieee80211softmac_assoc_work(struct work_struct *work)
273 ieee80211softmac_notify(mac->dev, IEEE80211SOFTMAC_EVENT_SCAN_FINISHED, ieee80211softmac_assoc_notify_scan, NULL); 273 ieee80211softmac_notify(mac->dev, IEEE80211SOFTMAC_EVENT_SCAN_FINISHED, ieee80211softmac_assoc_notify_scan, NULL);
274 if (ieee80211softmac_start_scan(mac)) { 274 if (ieee80211softmac_start_scan(mac)) {
275 dprintk(KERN_INFO PFX "Associate: failed to initiate scan. Is device up?\n"); 275 dprintk(KERN_INFO PFX "Associate: failed to initiate scan. Is device up?\n");
276 mac->associnfo.associating = 0;
277 mac->associnfo.associated = 0;
278 } 276 }
279 goto out; 277 goto out;
280 } else { 278 } else {
diff --git a/net/ieee80211/softmac/ieee80211softmac_wx.c b/net/ieee80211/softmac/ieee80211softmac_wx.c
index d054e9224b3e..442b9875f3fb 100644
--- a/net/ieee80211/softmac/ieee80211softmac_wx.c
+++ b/net/ieee80211/softmac/ieee80211softmac_wx.c
@@ -70,44 +70,30 @@ ieee80211softmac_wx_set_essid(struct net_device *net_dev,
70 char *extra) 70 char *extra)
71{ 71{
72 struct ieee80211softmac_device *sm = ieee80211_priv(net_dev); 72 struct ieee80211softmac_device *sm = ieee80211_priv(net_dev);
73 struct ieee80211softmac_network *n;
74 struct ieee80211softmac_auth_queue_item *authptr; 73 struct ieee80211softmac_auth_queue_item *authptr;
75 int length = 0; 74 int length = 0;
76 75
77check_assoc_again: 76check_assoc_again:
78 mutex_lock(&sm->associnfo.mutex); 77 mutex_lock(&sm->associnfo.mutex);
79 /* Check if we're already associating to this or another network
80 * If it's another network, cancel and start over with our new network
81 * If it's our network, ignore the change, we're already doing it!
82 */
83 if((sm->associnfo.associating || sm->associnfo.associated) && 78 if((sm->associnfo.associating || sm->associnfo.associated) &&
84 (data->essid.flags && data->essid.length)) { 79 (data->essid.flags && data->essid.length)) {
85 /* Get the associating network */ 80 dprintk(KERN_INFO PFX "Canceling existing associate request!\n");
86 n = ieee80211softmac_get_network_by_bssid(sm, sm->associnfo.bssid); 81 /* Cancel assoc work */
87 if(n && n->essid.len == data->essid.length && 82 cancel_delayed_work(&sm->associnfo.work);
88 !memcmp(n->essid.data, extra, n->essid.len)) { 83 /* We don't have to do this, but it's a little cleaner */
89 dprintk(KERN_INFO PFX "Already associating or associated to "MAC_FMT"\n", 84 list_for_each_entry(authptr, &sm->auth_queue, list)
90 MAC_ARG(sm->associnfo.bssid)); 85 cancel_delayed_work(&authptr->work);
91 goto out; 86 sm->associnfo.bssvalid = 0;
92 } else { 87 sm->associnfo.bssfixed = 0;
93 dprintk(KERN_INFO PFX "Canceling existing associate request!\n"); 88 sm->associnfo.associating = 0;
94 /* Cancel assoc work */ 89 sm->associnfo.associated = 0;
95 cancel_delayed_work(&sm->associnfo.work); 90 /* We must unlock to avoid deadlocks with the assoc workqueue
96 /* We don't have to do this, but it's a little cleaner */ 91 * on the associnfo.mutex */
97 list_for_each_entry(authptr, &sm->auth_queue, list) 92 mutex_unlock(&sm->associnfo.mutex);
98 cancel_delayed_work(&authptr->work); 93 flush_scheduled_work();
99 sm->associnfo.bssvalid = 0; 94 /* Avoid race! Check assoc status again. Maybe someone started an
100 sm->associnfo.bssfixed = 0; 95 * association while we flushed. */
101 sm->associnfo.associating = 0; 96 goto check_assoc_again;
102 sm->associnfo.associated = 0;
103 /* We must unlock to avoid deadlocks with the assoc workqueue
104 * on the associnfo.mutex */
105 mutex_unlock(&sm->associnfo.mutex);
106 flush_scheduled_work();
107 /* Avoid race! Check assoc status again. Maybe someone started an
108 * association while we flushed. */
109 goto check_assoc_again;
110 }
111 } 97 }
112 98
113 sm->associnfo.static_essid = 0; 99 sm->associnfo.static_essid = 0;
@@ -153,13 +139,13 @@ ieee80211softmac_wx_get_essid(struct net_device *net_dev,
153 data->essid.length = sm->associnfo.req_essid.len; 139 data->essid.length = sm->associnfo.req_essid.len;
154 data->essid.flags = 1; /* active */ 140 data->essid.flags = 1; /* active */
155 memcpy(extra, sm->associnfo.req_essid.data, sm->associnfo.req_essid.len); 141 memcpy(extra, sm->associnfo.req_essid.data, sm->associnfo.req_essid.len);
156 } 142 dprintk(KERN_INFO PFX "Getting essid from req_essid\n");
157 143 } else if (sm->associnfo.associated || sm->associnfo.associating) {
158 /* If we're associating/associated, return that */ 144 /* If we're associating/associated, return that */
159 if (sm->associnfo.associated || sm->associnfo.associating) {
160 data->essid.length = sm->associnfo.associate_essid.len; 145 data->essid.length = sm->associnfo.associate_essid.len;
161 data->essid.flags = 1; /* active */ 146 data->essid.flags = 1; /* active */
162 memcpy(extra, sm->associnfo.associate_essid.data, sm->associnfo.associate_essid.len); 147 memcpy(extra, sm->associnfo.associate_essid.data, sm->associnfo.associate_essid.len);
148 dprintk(KERN_INFO PFX "Getting essid from associate_essid\n");
163 } 149 }
164 mutex_unlock(&sm->associnfo.mutex); 150 mutex_unlock(&sm->associnfo.mutex);
165 151