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Diffstat (limited to 'net/can')
-rw-r--r--net/can/af_can.c2
-rw-r--r--net/can/bcm.c2
-rw-r--r--net/can/j1939/socket.c12
-rw-r--r--net/can/raw.c16
4 files changed, 16 insertions, 16 deletions
diff --git a/net/can/af_can.c b/net/can/af_can.c
index 128d37a4c2e0..5c06404bdf3e 100644
--- a/net/can/af_can.c
+++ b/net/can/af_can.c
@@ -410,6 +410,7 @@ static struct hlist_head *can_rcv_list_find(canid_t *can_id, canid_t *mask,
/**
* can_rx_register - subscribe CAN frames from a specific interface
+ * @net: the applicable net namespace
* @dev: pointer to netdevice (NULL => subcribe from 'all' CAN devices list)
* @can_id: CAN identifier (see description)
* @mask: CAN mask (see description)
@@ -498,6 +499,7 @@ static void can_rx_delete_receiver(struct rcu_head *rp)
/**
* can_rx_unregister - unsubscribe CAN frames from a specific interface
+ * @net: the applicable net namespace
* @dev: pointer to netdevice (NULL => unsubscribe from 'all' CAN devices list)
* @can_id: CAN identifier
* @mask: CAN mask
diff --git a/net/can/bcm.c b/net/can/bcm.c
index c96fa0f33db3..d14ea12affb1 100644
--- a/net/can/bcm.c
+++ b/net/can/bcm.c
@@ -1648,8 +1648,6 @@ static const struct proto_ops bcm_ops = {
.gettstamp = sock_gettstamp,
.listen = sock_no_listen,
.shutdown = sock_no_shutdown,
- .setsockopt = sock_no_setsockopt,
- .getsockopt = sock_no_getsockopt,
.sendmsg = bcm_sendmsg,
.recvmsg = bcm_recvmsg,
.mmap = sock_no_mmap,
diff --git a/net/can/j1939/socket.c b/net/can/j1939/socket.c
index f7587428febd..78ff9b3f1d40 100644
--- a/net/can/j1939/socket.c
+++ b/net/can/j1939/socket.c
@@ -627,14 +627,14 @@ static int j1939_sk_release(struct socket *sock)
return 0;
}
-static int j1939_sk_setsockopt_flag(struct j1939_sock *jsk, char __user *optval,
+static int j1939_sk_setsockopt_flag(struct j1939_sock *jsk, sockptr_t optval,
unsigned int optlen, int flag)
{
int tmp;
if (optlen != sizeof(tmp))
return -EINVAL;
- if (copy_from_user(&tmp, optval, optlen))
+ if (copy_from_sockptr(&tmp, optval, optlen))
return -EFAULT;
lock_sock(&jsk->sk);
if (tmp)
@@ -646,7 +646,7 @@ static int j1939_sk_setsockopt_flag(struct j1939_sock *jsk, char __user *optval,
}
static int j1939_sk_setsockopt(struct socket *sock, int level, int optname,
- char __user *optval, unsigned int optlen)
+ sockptr_t optval, unsigned int optlen)
{
struct sock *sk = sock->sk;
struct j1939_sock *jsk = j1939_sk(sk);
@@ -658,7 +658,7 @@ static int j1939_sk_setsockopt(struct socket *sock, int level, int optname,
switch (optname) {
case SO_J1939_FILTER:
- if (optval) {
+ if (!sockptr_is_null(optval)) {
struct j1939_filter *f;
int c;
@@ -670,7 +670,7 @@ static int j1939_sk_setsockopt(struct socket *sock, int level, int optname,
return -EINVAL;
count = optlen / sizeof(*filters);
- filters = memdup_user(optval, optlen);
+ filters = memdup_sockptr(optval, optlen);
if (IS_ERR(filters))
return PTR_ERR(filters);
@@ -703,7 +703,7 @@ static int j1939_sk_setsockopt(struct socket *sock, int level, int optname,
case SO_J1939_SEND_PRIO:
if (optlen != sizeof(tmp))
return -EINVAL;
- if (copy_from_user(&tmp, optval, optlen))
+ if (copy_from_sockptr(&tmp, optval, optlen))
return -EFAULT;
if (tmp < 0 || tmp > 7)
return -EDOM;
diff --git a/net/can/raw.c b/net/can/raw.c
index 59c039d73c6d..94a9405658dc 100644
--- a/net/can/raw.c
+++ b/net/can/raw.c
@@ -485,7 +485,7 @@ static int raw_getname(struct socket *sock, struct sockaddr *uaddr,
}
static int raw_setsockopt(struct socket *sock, int level, int optname,
- char __user *optval, unsigned int optlen)
+ sockptr_t optval, unsigned int optlen)
{
struct sock *sk = sock->sk;
struct raw_sock *ro = raw_sk(sk);
@@ -511,11 +511,11 @@ static int raw_setsockopt(struct socket *sock, int level, int optname,
if (count > 1) {
/* filter does not fit into dfilter => alloc space */
- filter = memdup_user(optval, optlen);
+ filter = memdup_sockptr(optval, optlen);
if (IS_ERR(filter))
return PTR_ERR(filter);
} else if (count == 1) {
- if (copy_from_user(&sfilter, optval, sizeof(sfilter)))
+ if (copy_from_sockptr(&sfilter, optval, sizeof(sfilter)))
return -EFAULT;
}
@@ -568,7 +568,7 @@ static int raw_setsockopt(struct socket *sock, int level, int optname,
if (optlen != sizeof(err_mask))
return -EINVAL;
- if (copy_from_user(&err_mask, optval, optlen))
+ if (copy_from_sockptr(&err_mask, optval, optlen))
return -EFAULT;
err_mask &= CAN_ERR_MASK;
@@ -607,7 +607,7 @@ static int raw_setsockopt(struct socket *sock, int level, int optname,
if (optlen != sizeof(ro->loopback))
return -EINVAL;
- if (copy_from_user(&ro->loopback, optval, optlen))
+ if (copy_from_sockptr(&ro->loopback, optval, optlen))
return -EFAULT;
break;
@@ -616,7 +616,7 @@ static int raw_setsockopt(struct socket *sock, int level, int optname,
if (optlen != sizeof(ro->recv_own_msgs))
return -EINVAL;
- if (copy_from_user(&ro->recv_own_msgs, optval, optlen))
+ if (copy_from_sockptr(&ro->recv_own_msgs, optval, optlen))
return -EFAULT;
break;
@@ -625,7 +625,7 @@ static int raw_setsockopt(struct socket *sock, int level, int optname,
if (optlen != sizeof(ro->fd_frames))
return -EINVAL;
- if (copy_from_user(&ro->fd_frames, optval, optlen))
+ if (copy_from_sockptr(&ro->fd_frames, optval, optlen))
return -EFAULT;
break;
@@ -634,7 +634,7 @@ static int raw_setsockopt(struct socket *sock, int level, int optname,
if (optlen != sizeof(ro->join_filters))
return -EINVAL;
- if (copy_from_user(&ro->join_filters, optval, optlen))
+ if (copy_from_sockptr(&ro->join_filters, optval, optlen))
return -EFAULT;
break;
generated by cgit v1.2.3 (git 2.39.0) at 2024-09-05 00:35:36 +0300