diff options
Diffstat (limited to 'net/can/j1939')
| -rw-r--r-- | net/can/j1939/bus.c | 5 | ||||
| -rw-r--r-- | net/can/j1939/socket.c | 3 |
2 files changed, 7 insertions, 1 deletions
diff --git a/net/can/j1939/bus.c b/net/can/j1939/bus.c index 486687901602..e0b966c2517c 100644 --- a/net/can/j1939/bus.c +++ b/net/can/j1939/bus.c @@ -290,8 +290,11 @@ int j1939_local_ecu_get(struct j1939_priv *priv, name_t name, u8 sa) if (!ecu) ecu = j1939_ecu_create_locked(priv, name); err = PTR_ERR_OR_ZERO(ecu); - if (err) + if (err) { + if (j1939_address_is_unicast(sa)) + priv->ents[sa].nusers--; goto done; + } ecu->nusers++; /* TODO: do we care if ecu->addr != sa? */ diff --git a/net/can/j1939/socket.c b/net/can/j1939/socket.c index 17226b2341d0..75c2b9b23390 100644 --- a/net/can/j1939/socket.c +++ b/net/can/j1939/socket.c @@ -520,6 +520,9 @@ static int j1939_sk_bind(struct socket *sock, struct sockaddr *uaddr, int len) ret = j1939_local_ecu_get(priv, jsk->addr.src_name, jsk->addr.sa); if (ret) { j1939_netdev_stop(priv); + jsk->priv = NULL; + synchronize_rcu(); + j1939_priv_put(priv); goto out_release_sock; } |