3.5.7.10 -stable review patch. If anyone has any objections, please let me
know.
------------------
From: Masatake YAMATO <yam...@redhat.com>
commit f1e79e208076ffe7bad97158275f1c572c04f5c7 upstream.
Trigger BUG_ON if a group name is longer than GENL_NAMSIZ.
Signed-off-by: Masatake YAMATO <yam...@redhat.com>
Signed-off-by: David S. Miller <da...@davemloft.net>
Signed-off-by: Luis Henriques <luis.henriq...@canonical.com>
---
net/netlink/genetlink.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
index 2cc7c1e..4be473d 100644
--- a/net/netlink/genetlink.c
+++ b/net/netlink/genetlink.c
@@ -142,6 +142,7 @@ int genl_register_mc_group(struct genl_family *family,
int err = 0;
BUG_ON(grp->name[0] == '\0');
+ BUG_ON(memchr(grp->name, '\0', GENL_NAMSIZ) == NULL);
genl_lock();
--
1.8.1.2
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