net: add build-time checks for msg->msg_name size

[deliverable/linux.git] / net / ipx / af_ipx.c

diff --git a/net/ipx/af_ipx.c b/net/ipx/af_ipx.c
index e096025b477f39c43ce65ddb8584193491bd62c1..994e28bfb32e14ba9e4ab833c5491683824a149e 100644 (file)
--- a/net/ipx/af_ipx.c
+++ b/net/ipx/af_ipx.c
@@ -1707,7 +1707,7 @@ static int ipx_sendmsg(struct kiocb *iocb, struct socket *sock,
 {
        struct sock *sk = sock->sk;
        struct ipx_sock *ipxs = ipx_sk(sk);
-       struct sockaddr_ipx *usipx = (struct sockaddr_ipx *)msg->msg_name;
+       DECLARE_SOCKADDR(struct sockaddr_ipx *, usipx, msg->msg_name);
        struct sockaddr_ipx local_sipx;
        int rc = -EINVAL;
        int flags = msg->msg_flags;
@@ -1774,7 +1774,7 @@ static int ipx_recvmsg(struct kiocb *iocb, struct socket *sock,
 {
        struct sock *sk = sock->sk;
        struct ipx_sock *ipxs = ipx_sk(sk);
-       struct sockaddr_ipx *sipx = (struct sockaddr_ipx *)msg->msg_name;
+       DECLARE_SOCKADDR(struct sockaddr_ipx *, sipx, msg->msg_name);
        struct ipxhdr *ipx = NULL;
        struct sk_buff *skb;
        int copied, rc;