diff --git a/[refs] b/[refs]
index 83e5c2607485..3906b672b983 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 4472037be86a9d7d1cab37e0c4cb310997a140ae
+refs/heads/master: 2615f3759b7b7d47a2fa894bc9f45286bdf122d7
diff --git a/trunk/net/wireless/util.c b/trunk/net/wireless/util.c
index 6cba00173a2f..177df03064cf 100644
--- a/trunk/net/wireless/util.c
+++ b/trunk/net/wireless/util.c
@@ -880,7 +880,7 @@ u16 cfg80211_calculate_bitrate(struct rate_info *rate)
 		return rate->legacy;
 
 	/* the formula below does only work for MCS values smaller than 32 */
-	if (rate->mcs >= 32)
+	if (WARN_ON_ONCE(rate->mcs >= 32))
 		return 0;
 
 	modulation = rate->mcs & 7;