[PATCH v2] mac80211: use RCU read locks for sta_info_get
From: Mohammed Shafi Shajakhan <hidden>
Date: 2011-12-27 13:26:20
Subsystem:
mac80211, the rest · Maintainers:
Johannes Berg, Linus Torvalds
From: Mohammed Shafi Shajakhan <redacted> this is being recently introduced by the commit a85e1d55974646a442d95911e3f7d7a891ea9ac5 Cc: Paul Stewart <redacted> Signed-off-by: Mohammed Shafi Shajakhan <redacted> --- net/mac80211/mlme.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 57989a0..ecb4c84 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c@@ -1385,9 +1385,11 @@ void ieee80211_beacon_connection_loss_work(struct work_struct *work) struct sta_info *sta; if (ifmgd->associated) { + rcu_read_lock(); sta = sta_info_get(sdata, ifmgd->bssid); if (sta) sta->beacon_loss_count++; + rcu_read_unlock(); } if (sdata->local->hw.flags & IEEE80211_HW_CONNECTION_MONITOR)
--
1.7.0.4