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authorDan Rosenberg <drosenberg@vsecurity.com>2010-11-23 11:02:13 +0000
committerDavid S. Miller <davem@davemloft.net>2010-11-28 11:32:30 -0800
commit3c6f27bf33052ea6ba9d82369fb460726fb779c0 (patch)
tree0159223767a5edaaad3133df1bc4f061da0723a0 /net
parent462ca99c2ff6caae94dde5c05b56b54f6c01602a (diff)
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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>
Diffstat (limited to 'net')
-rw-r--r--net/decnet/af_decnet.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/decnet/af_decnet.c b/net/decnet/af_decnet.c
index a76b78de679..6f97268ed85 100644
--- a/net/decnet/af_decnet.c
+++ b/net/decnet/af_decnet.c
@@ -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;