bridge: Add missing parentheses

No changes in generated code.
Reported-by: Petr Machata <petrm@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Link: https://lore.kernel.org/r/20221110085422.521059-1-idosch@nvidia.comSigned-off-by: Jakub Kicinski <kuba@kernel.org>

net/bridge/br_input.c

@@ -121,7 +121,7 @@ int br_handle_frame_finish(struct net *net, struct sock *sk, struct sk_buff *skb
 			   test_bit(BR_FDB_LOCAL, &fdb_src->flags)) {
 			/* FDB mismatch. Drop the packet without roaming. */
 			goto drop;
-		} else if test_bit(BR_FDB_LOCKED, &fdb_src->flags) {
+		} else if (test_bit(BR_FDB_LOCKED, &fdb_src->flags)) {
 			/* FDB match, but entry is locked. Refresh it and drop
 			 * the packet.
 			 */