netdev - [patch] appletalk: info leak in ->getname()

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Message-ID: <20130423062215.GA15893@elgon.mountain>
Date:	Tue, 23 Apr 2013 09:22:15 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Cc:	"David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
	kernel-janitors@...r.kernel.org
Subject: [patch] appletalk: info leak in ->getname()

There is a one byte hole between ->sat_port and ->sat_addr.

Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>

diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c
index 4a141e3..ef12839 100644
--- a/net/appletalk/ddp.c
+++ b/net/appletalk/ddp.c
@@ -1253,7 +1253,7 @@ static int atalk_getname(struct socket *sock, struct sockaddr *uaddr,
 			goto out;
 
 	*uaddr_len = sizeof(struct sockaddr_at);
-	memset(&sat.sat_zero, 0, sizeof(sat.sat_zero));
+	memset(&sat, 0, sizeof(sat));
 
 	if (peer) {
 		err = -ENOTCONN;
--
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