[patch 42/48] rose: Fix rose_getname() leak

[Greg KH]

2.6.27-stable review patch.  If anyone has any objections, please let us know.

------------------
From: Eric Dumazet <eric.dumazet@xxxxxxxxx>

commit 17ac2e9c58b69a1e25460a568eae1b0dc0188c25 upstream.

rose_getname() can leak kernel memory to user.

Signed-off-by: Eric Dumazet <eric.dumazet@xxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>

---
 net/rose/af_rose.c |    1 +
 1 file changed, 1 insertion(+)

--- a/net/rose/af_rose.c
+++ b/net/rose/af_rose.c
@@ -957,6 +957,7 @@ static int rose_getname(struct socket *s
 	struct rose_sock *rose = rose_sk(sk);
 	int n;
 
+	memset(srose, 0, sizeof(*srose));
 	if (peer != 0) {
 		if (sk->sk_state != TCP_ESTABLISHED)
 			return -ENOTCONN;


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