diff options
Diffstat (limited to 'net/can/bcm.c')
| -rw-r--r-- | net/can/bcm.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/net/can/bcm.c b/net/can/bcm.c index 57b1aed..cced806 100644 --- a/net/can/bcm.c +++ b/net/can/bcm.c @@ -1427,9 +1427,14 @@ static int bcm_init(struct sock *sk) static int bcm_release(struct socket *sock) { struct sock *sk = sock->sk; - struct bcm_sock *bo = bcm_sk(sk); + struct bcm_sock *bo; struct bcm_op *op, *next; + if (sk == NULL) + return 0; + + bo = bcm_sk(sk); + /* remove bcm_ops, timer, rx_unregister(), etc. */ unregister_netdevice_notifier(&bo->notifier); @@ -1596,7 +1601,7 @@ static struct proto bcm_proto __read_mostly = { .init = bcm_init, }; -static struct can_proto bcm_can_proto __read_mostly = { +static const struct can_proto bcm_can_proto = { .type = SOCK_DGRAM, .protocol = CAN_BCM, .ops = &bcm_ops, |