From: Thomas Haller <thaller@redhat.com>
Date: Mon, 24 Nov 2014 16:14:46 +0000 (+0100)
Subject: idiag: fix out of bound error parsing idiag messages
X-Git-Tag: libnl3_2_26rc1~27^2~11
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fffc7ecedd4bd5cacd6ba096e4619b84dd4f5991;p=thirdparty%2Flibnl.git

idiag: fix out of bound error parsing idiag messages

Acked-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: Thomas Haller <thaller@redhat.com>
---

diff --git a/lib/idiag/idiag_msg_obj.c b/lib/idiag/idiag_msg_obj.c
index f1b5e28..b6f55c8 100644
--- a/lib/idiag/idiag_msg_obj.c
+++ b/lib/idiag/idiag_msg_obj.c
@@ -603,7 +603,7 @@ int idiagnl_msg_parse(struct nlmsghdr *nlh, struct idiagnl_msg **result)
 	if (!msg)
 		goto errout_nomem;
 
-	err = nlmsg_parse(nlh, sizeof(struct inet_diag_msg), tb, IDIAG_ATTR_MAX,
+	err = nlmsg_parse(nlh, sizeof(struct inet_diag_msg), tb, IDIAG_ATTR_MAX - 1,
 			ext_policy);
 	if (err < 0)
 		goto errout;