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-rw-r--r--net/can/af_can.c9
-rw-r--r--net/can/bcm.c4
-rw-r--r--net/can/raw.c4
3 files changed, 7 insertions, 10 deletions
diff --git a/net/can/af_can.c b/net/can/af_can.c
index 702be5a2c956..733d66f1b05a 100644
--- a/net/can/af_can.c
+++ b/net/can/af_can.c
@@ -95,7 +95,7 @@ struct s_pstats can_pstats; /* receive list statistics */
* af_can socket functions
*/
-static int can_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
+int can_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
{
struct sock *sk = sock->sk;
@@ -108,6 +108,7 @@ static int can_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
return -ENOIOCTLCMD;
}
}
+EXPORT_SYMBOL(can_ioctl);
static void can_sock_destruct(struct sock *sk)
{
@@ -698,13 +699,9 @@ int can_proto_register(struct can_proto *cp)
printk(KERN_ERR "can: protocol %d already registered\n",
proto);
err = -EBUSY;
- } else {
+ } else
proto_tab[proto] = cp;
- /* use generic ioctl function if not defined by module */
- if (!cp->ops->ioctl)
- cp->ops->ioctl = can_ioctl;
- }
spin_unlock(&proto_tab_lock);
if (err < 0)
diff --git a/net/can/bcm.c b/net/can/bcm.c
index 092dc88a7c64..871a0ad51025 100644
--- a/net/can/bcm.c
+++ b/net/can/bcm.c
@@ -1569,7 +1569,7 @@ static int bcm_recvmsg(struct kiocb *iocb, struct socket *sock,
return size;
}
-static struct proto_ops bcm_ops __read_mostly = {
+static const struct proto_ops bcm_ops = {
.family = PF_CAN,
.release = bcm_release,
.bind = sock_no_bind,
@@ -1578,7 +1578,7 @@ static struct proto_ops bcm_ops __read_mostly = {
.accept = sock_no_accept,
.getname = sock_no_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 = sock_no_setsockopt,
diff --git a/net/can/raw.c b/net/can/raw.c
index 883e9d74fddf..649acfa7c70a 100644
--- a/net/can/raw.c
+++ b/net/can/raw.c
@@ -742,7 +742,7 @@ 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 +751,7 @@ 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,