diff options
Diffstat (limited to 'net/phonet/datagram.c')
| -rw-r--r-- | net/phonet/datagram.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/net/phonet/datagram.c b/net/phonet/datagram.c index 38946b26e471..290352c0e6b4 100644 --- a/net/phonet/datagram.c +++ b/net/phonet/datagram.c @@ -86,7 +86,7 @@ static int pn_init(struct sock *sk) static int pn_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, size_t len) { - struct sockaddr_pn *target; + DECLARE_SOCKADDR(struct sockaddr_pn *, target, msg->msg_name); struct sk_buff *skb; int err; @@ -94,13 +94,12 @@ static int pn_sendmsg(struct kiocb *iocb, struct sock *sk, MSG_CMSG_COMPAT)) return -EOPNOTSUPP; - if (msg->msg_name == NULL) + if (target == NULL) return -EDESTADDRREQ; if (msg->msg_namelen < sizeof(struct sockaddr_pn)) return -EINVAL; - target = (struct sockaddr_pn *)msg->msg_name; if (target->spn_family != AF_PHONET) return -EAFNOSUPPORT; @@ -160,6 +159,7 @@ static int pn_recvmsg(struct kiocb *iocb, struct sock *sk, rval = (flags & MSG_TRUNC) ? skb->len : copylen; if (msg->msg_name != NULL) { + __sockaddr_check_size(sizeof(sa)); memcpy(msg->msg_name, &sa, sizeof(sa)); *addr_len = sizeof(sa); } |