1 files changed, 2 insertions, 1 deletions

diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 8b6daf0219f4..8c9f1c722cdb 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -964,5 +964,6 @@ void ieee80211_recalc_idle(struct ieee80211_local *local)
         mutex_lock(&local->iflist_mtx);
         chg = __ieee80211_recalc_idle(local);
         mutex_unlock(&local->iflist_mtx);
-        ieee80211_hw_config(local, chg);
+        if (chg)
+                ieee80211_hw_config(local, chg);
 }