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authorJohannes Berg <johannes.berg@intel.com>2013-05-10 14:32:47 +0400
committerJohannes Berg <johannes.berg@intel.com>2013-05-25 02:02:16 +0400
commit8d61ffa5e01c5f676431d12caba17db164a48a86 (patch)
treec3df0dc13fdc8d2327712db10c1c654f428f11a3 /net/mac80211/ht.c
parent5fe231e873729fa2f57cdc417d5c1f80871e2d7d (diff)
downloadlinux-8d61ffa5e01c5f676431d12caba17db164a48a86.tar.xz
cfg80211/mac80211: use cfg80211 wdev mutex in mac80211
Using separate locks in cfg80211 and mac80211 has always caused issues, for example having to unlock in places in mac80211 to call cfg80211, which even needed a framework to make cfg80211 calls after some functions returned etc. Additionally, I suspect some issues people have reported with the cfg80211 state getting confused could be due to such issues, when cfg80211 is asking mac80211 to change state but mac80211 is in the process of telling cfg80211 that the state changed (in another way.) Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/ht.c')
-rw-r--r--net/mac80211/ht.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c
index af8cee06e4f3..75dff338f581 100644
--- a/net/mac80211/ht.c
+++ b/net/mac80211/ht.c
@@ -429,9 +429,9 @@ void ieee80211_request_smps_work(struct work_struct *work)
container_of(work, struct ieee80211_sub_if_data,
u.mgd.request_smps_work);
- mutex_lock(&sdata->u.mgd.mtx);
+ sdata_lock(sdata);
__ieee80211_request_smps(sdata, sdata->u.mgd.driver_smps_mode);
- mutex_unlock(&sdata->u.mgd.mtx);
+ sdata_unlock(sdata);
}
void ieee80211_request_smps(struct ieee80211_vif *vif,