struct net_bridge_mdb_htable *mdb;
struct net_bridge_mdb_entry *mp;
int hash;
+ int err;
mdb = rcu_dereference_protected(br->mdb, 1);
if (!mdb) {
- if (br_mdb_rehash(&br->mdb, BR_HASH_SIZE, 0))
- return NULL;
+ err = br_mdb_rehash(&br->mdb, BR_HASH_SIZE, 0);
+ if (err)
+ return ERR_PTR(err);
goto rehash;
}
mp = kzalloc(sizeof(*mp), GFP_ATOMIC);
if (unlikely(!mp))
- goto out;
+ return ERR_PTR(-ENOMEM);
mp->br = br;
mp->addr = *group;
mp = br_multicast_new_group(br, port, group);
err = PTR_ERR(mp);
- if (unlikely(IS_ERR(mp) || !mp))
+ if (IS_ERR(mp))
goto err;
if (!port) {