1 files changed, 8 insertions, 3 deletions

diff --git a/net/can/raw.c b/net/can/raw.c
index 883e9d74fddf..0eb39a7fdf64 100644
--- a/net/can/raw.c
+++ b/net/can/raw.c
@@ -305,7 +305,12 @@ static int raw_init(struct sock *sk)
 static int raw_release(struct socket *sock)
 {
         struct sock *sk = sock->sk;
-        struct raw_sock *ro = raw_sk(sk);
+        struct raw_sock *ro;
+
+        if (!sk)
+                return 0;
+
+        ro = raw_sk(sk);
 
         unregister_netdevice_notifier(&ro->notifier);
 
@@ -742,7 +747,7 @@ static int raw_recvmsg(struct kiocb *iocb, struct socket *sock,
         return size;
 }
 
-static struct proto_ops raw_ops __read_mostly = {
+static const struct proto_ops raw_ops = {
         .family        = PF_CAN,
         .release       = raw_release,
         .bind          = raw_bind,
@@ -751,7 +756,7 @@ static struct proto_ops raw_ops __read_mostly = {
         .accept        = sock_no_accept,
         .getname       = raw_getname,
         .poll          = datagram_poll,
-        .ioctl         = NULL,          /* use can_ioctl() from af_can.c */
+        .ioctl         = can_ioctl,     /* use can_ioctl() from af_can.c */
         .listen        = sock_no_listen,
         .shutdown      = sock_no_shutdown,
         .setsockopt    = raw_setsockopt,