diff options
Diffstat (limited to 'net/can')
| -rw-r--r-- | net/can/j1939/socket.c | 12 | ||||
| -rw-r--r-- | net/can/raw.c | 16 |
2 files changed, 14 insertions, 14 deletions
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; |