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authorMattias Nissler <mattias.nissler@gmx.de>2007-06-08 15:31:13 +0200
committerJohn W. Linville <linville@tuxdriver.com>2007-06-11 20:29:11 -0400
commit14042cbefce4af12f7ca35d2604686154d803291 (patch)
tree73290d21ef6d3f392b15adc02bf3fb05a251f7e8
parent0107136c04290ddd765adc568fe7a335d355d17e (diff)
[PATCH] mac80211: Don't stop tx queue on master device while scanning.
mac80211 stops the tx queues during scans. This is wrong with respect to the master deivce tx queue, since stopping it prevents any probes from being sent during the scan. Instead, they accumulate in the queue and are only sent after the scan is finished, which is obviously wrong. Signed-off-by: Mattias Nissler <mattias.nissler@gmx.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--net/mac80211/ieee80211_sta.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/net/mac80211/ieee80211_sta.c b/net/mac80211/ieee80211_sta.c
index 9f30ae4c2ab3..91b545c144c1 100644
--- a/net/mac80211/ieee80211_sta.c
+++ b/net/mac80211/ieee80211_sta.c
@@ -2592,11 +2592,17 @@ void ieee80211_scan_completed(struct ieee80211_hw *hw)
read_lock(&local->sub_if_lock);
list_for_each_entry(sdata, &local->sub_if_list, list) {
+
+ /* No need to wake the master device. */
+ if (sdata->dev == local->mdev)
+ continue;
+
if (sdata->type == IEEE80211_IF_TYPE_STA) {
if (sdata->u.sta.associated)
ieee80211_send_nullfunc(local, sdata, 0);
ieee80211_sta_timer((unsigned long)sdata);
}
+
netif_wake_queue(sdata->dev);
}
read_unlock(&local->sub_if_lock);
@@ -2738,6 +2744,12 @@ static int ieee80211_sta_start_scan(struct net_device *dev,
read_lock(&local->sub_if_lock);
list_for_each_entry(sdata, &local->sub_if_list, list) {
+
+ /* Don't stop the master interface, otherwise we can't transmit
+ * probes! */
+ if (sdata->dev == local->mdev)
+ continue;
+
netif_stop_queue(sdata->dev);
if (sdata->type == IEEE80211_IF_TYPE_STA &&
sdata->u.sta.associated)