mac80211: remove unnecessary BUG_ON()

The BUG_ON(!err) can't be triggered in the code path, so remove
it.

Signed-off-by: Zhao, Gang <gamerh2o@gmail.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index 137a192e64bc3c2aa61cc9c5912a89bd3008cbe3..c34a5f97abc74ff8791b20676130dd1ce5d55c0c 100644 (file)
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -552,7 +552,7 @@ static int sta_info_insert_finish(struct sta_info *sta) __acquires(RCU)
 int sta_info_insert_rcu(struct sta_info *sta) __acquires(RCU)
 {
        struct ieee80211_local *local = sta->local;
-       int err = 0;
+       int err;
 
        might_sleep();
 
@@ -570,7 +570,6 @@ int sta_info_insert_rcu(struct sta_info *sta) __acquires(RCU)
 
        return 0;
  out_free:
-       BUG_ON(!err);
        sta_info_free(local, sta);
        return err;
 }