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authorDan Rosenberg <drosenberg@vsecurity.com>2010-11-23 06:02:13 -0500
committerDavid S. Miller <davem@davemloft.net>2010-11-28 14:32:30 -0500
commit3c6f27bf33052ea6ba9d82369fb460726fb779c0 (patch)
tree0159223767a5edaaad3133df1bc4f061da0723a0 /net/decnet
parent462ca99c2ff6caae94dde5c05b56b54f6c01602a (diff)
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/decnet')
-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 a76b78de679f..6f97268ed85f 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
1556 if (r_len > sizeof(struct linkinfo_dn)) 1556 if (r_len > sizeof(struct linkinfo_dn))
1557 r_len = sizeof(struct linkinfo_dn); 1557 r_len = sizeof(struct linkinfo_dn);
1558 1558
1559 memset(&link, 0, sizeof(link));
1560
1559 switch(sock->state) { 1561 switch(sock->state) {
1560 case SS_CONNECTING: 1562 case SS_CONNECTING:
1561 link.idn_linkstate = LL_CONNECTING; 1563 link.idn_linkstate = LL_CONNECTING;