appletalk: fix atalk_getname() leak
atalk_getname() can leak 8 bytes of kernel memory to user
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c
index 590b839..9ef6ff2 100644
--- a/net/appletalk/ddp.c
+++ b/net/appletalk/ddp.c
@@ -1237,6 +1237,7 @@
return -ENOBUFS;
*uaddr_len = sizeof(struct sockaddr_at);
+ memset(&sat.sat_zero, 0, sizeof(sat.sat_zero));
if (peer) {
if (sk->sk_state != TCP_ESTABLISHED)