mac80211: remove unnecessary break after return

Signed-off-by: NFabian Frederick <fabf@skynet.be>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/mac80211/mesh_hwmp.c

@@ -157,7 +157,6 @@ static int mesh_path_sel_frame_tx(enum mpath_frame_type action, u8 flags,
 	default:
 		kfree_skb(skb);
 		return -ENOTSUPP;
-		break;
 	}
 	*pos++ = ie_len;
 	*pos++ = flags;