}
local->num_sta--;
+--- a/drivers/net/wireless/b43/main.c
++++ b/drivers/net/wireless/b43/main.c
+@@ -1611,7 +1611,8 @@ static void handle_irq_beacon(struct b43
+ u32 cmd, beacon0_valid, beacon1_valid;
+
+ if (!b43_is_mode(wl, NL80211_IFTYPE_AP) &&
+- !b43_is_mode(wl, NL80211_IFTYPE_MESH_POINT))
++ !b43_is_mode(wl, NL80211_IFTYPE_MESH_POINT) &&
++ !b43_is_mode(wl, NL80211_IFTYPE_ADHOC))
+ return;
+
+ /* This is the bottom half of the asynchronous beacon update. */