diff options
| author | Masatake YAMATO <yamato@redhat.com> | 2013-03-19 01:47:27 +0000 |
|---|---|---|
| committer | Steven Rostedt <rostedt@goodmis.org> | 2013-04-11 18:17:36 -0400 |
| commit | b9818126473187f4c0596a24396aab5b894ae68e (patch) | |
| tree | bc2ce041f3a219932cb8f4637152ee0da851baf1 | |
| parent | 9bcb0653e6a878905c898912fd350f790a44da4c (diff) | |
genetlink: trigger BUG_ON if a group name is too long
[ Upstream commit f1e79e208076ffe7bad97158275f1c572c04f5c7 ]
Trigger BUG_ON if a group name is longer than GENL_NAMSIZ.
Signed-off-by: Masatake YAMATO <yamato@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
| -rw-r--r-- | net/netlink/genetlink.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c index fda497412fc3..42556cea529a 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(); |