mac80211: fix scan_sdata assignment

We need to use RCU to assign scan_sdata. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
git-mirror · Jul 24, 2012 · 3aa569c · 3aa569c
1 parent 8a70e7f
commit 3aa569c
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c
@@ -304,7 +304,7 @@ static void __ieee80211_scan_completed(struct ieee80211_hw *hw, bool aborted,
 	if (local->scan_req != local->int_scan_req)
 		cfg80211_scan_done(local->scan_req, aborted);
 	local->scan_req = NULL;
-	local->scan_sdata = NULL;
+	rcu_assign_pointer(local->scan_sdata, NULL);
 
 	local->scanning = 0;
 	local->scan_channel = NULL;