mac80211: warn if unhashing station fails

This shouldn't be happening, so warn if it does, since we'd
then leak a station entry.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>

diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index 8ed97f76c3cfade5f0986fa2d17c8275753b3c35..8ae37f60d60c0c03d6d1201cbdcea5ed4662ea83 100644 (file)
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -868,7 +868,7 @@ int __must_check __sta_info_destroy(struct sta_info *sta)
        ieee80211_sta_tear_down_BA_sessions(sta, AGG_STOP_DESTROY_STA);
 
        ret = sta_info_hash_del(local, sta);
-       if (ret)
+       if (WARN_ON(ret))
                return ret;
 
        list_del_rcu(&sta->list);