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DECnet: don't leak uninitialized stack byte 

A single uninitialized padding byte is leaked to userspace.

Signed-off-by: Dan Rosenberg <drosenberg@vsecurity.com>
CC: stable <stable@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dan Rosenberg 2010-11-23 11:02:13 +00:00 committed by David S. Miller
parent 462ca99c2f
commit 3c6f27bf33
1 changed files with 2 additions and 0 deletions
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2
net/decnet/af_decnet.c
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@ -1556,6 +1556,8 @@ static int __dn_getsockopt(struct socket *sock, int level,int optname, char __us
if (r_len > sizeof(struct linkinfo_dn))
r_len = sizeof(struct linkinfo_dn);
memset(&link, 0, sizeof(link));
switch(sock->state) {
case SS_CONNECTING:
link.idn_linkstate = LL_CONNECTING;