Merge branch 'clockevents/fixes' of git://git.linaro.org/people/daniel.lezcano/linux...

[linux-drm-fsl-dcu.git] / net / appletalk / ddp.c

diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c
index 7fee50d637f956240a6146b342e7723a131ce4bd..7d424ac6e760bbb5d11ad3c164052374fd0491d1 100644 (file)
--- a/net/appletalk/ddp.c
+++ b/net/appletalk/ddp.c
@@ -1735,7 +1735,6 @@ static int atalk_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr
                         size_t size, int flags)
 {
        struct sock *sk = sock->sk;
-       struct sockaddr_at *sat = (struct sockaddr_at *)msg->msg_name;
        struct ddpehdr *ddp;
        int copied = 0;
        int offset = 0;
@@ -1764,14 +1763,13 @@ static int atalk_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr
        }
        err = skb_copy_datagram_iovec(skb, offset, msg->msg_iov, copied);
 
-       if (!err) {
-               if (sat) {
-                       sat->sat_family      = AF_APPLETALK;
-                       sat->sat_port        = ddp->deh_sport;
-                       sat->sat_addr.s_node = ddp->deh_snode;
-                       sat->sat_addr.s_net  = ddp->deh_snet;
-               }
-               msg->msg_namelen = sizeof(*sat);
+       if (!err && msg->msg_name) {
+               struct sockaddr_at *sat = msg->msg_name;
+               sat->sat_family      = AF_APPLETALK;
+               sat->sat_port        = ddp->deh_sport;
+               sat->sat_addr.s_node = ddp->deh_snode;
+               sat->sat_addr.s_net  = ddp->deh_snet;
+               msg->msg_namelen     = sizeof(*sat);
        }
 
        skb_free_datagram(sk, skb);     /* Free the datagram. */