From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Message-Id: <20130411202611.363753279@goodmis.org> Date: Thu, 11 Apr 2013 16:27:36 -0400 From: Steven Rostedt To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Masatake YAMATO , "David S. Miller" Subject: [ 153/171 ] genetlink: trigger BUG_ON if a group name is too long References: <20130411202503.783159048@goodmis.org> Content-Disposition: inline; filename=0153-genetlink-trigger-BUG_ON-if-a-group-name-is-too-long.patch Sender: linux-kernel-owner@vger.kernel.org List-ID: 3.6.11.2 stable review patch. If anyone has any objections, please let me know. ------------------ From: Masatake YAMATO [ Upstream commit f1e79e208076ffe7bad97158275f1c572c04f5c7 ] Trigger BUG_ON if a group name is longer than GENL_NAMSIZ. Signed-off-by: Masatake YAMATO Signed-off-by: David S. Miller Signed-off-by: Steven Rostedt --- net/netlink/genetlink.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c index fda4974..42556ce 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(); -- 1.7.10.4