From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from eastrmfepo101.cox.net ([68.230.241.213]:55864 "EHLO eastrmfepo101.cox.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752527Ab3ATVEj (ORCPT ); Sun, 20 Jan 2013 16:04:39 -0500 Received: from eastrmimpo209 ([68.230.241.224]) by eastrmfepo101.cox.net (InterMail vM.8.01.04.00 201-2260-137-20101110) with ESMTP id <20130120210438.XEQF2891.eastrmfepo101.cox.net@eastrmimpo209> for ; Sun, 20 Jan 2013 16:04:38 -0500 From: Gene Czarcinski To: linux-btrfs@vger.kernel.org Cc: Chen Yang , Gene Czarcinski Subject: [PATCH 04/13] Btrfs-progs: Fix a segmentation fault in btrfstune when is invalid. Date: Sun, 20 Jan 2013 16:04:09 -0500 Message-Id: <1358715858-4469-5-git-send-email-gene@czarc.net> In-Reply-To: <1358715858-4469-1-git-send-email-gene@czarc.net> References: <1358715858-4469-1-git-send-email-gene@czarc.net> Sender: linux-btrfs-owner@vger.kernel.org List-ID: From: Chen Yang When open_ctree(device, ...) failed, the return value should be checked. Signed-off-by: Cheng Yang Signed-off-by: Gene Czarcinski --- btrfstune.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/btrfstune.c b/btrfstune.c index 47830c5..07648d5 100644 --- a/btrfstune.c +++ b/btrfstune.c @@ -107,6 +107,8 @@ int main(int argc, char *argv[]) } root = open_ctree(device, 0, 1); + if (!root) + return 1; if (seeding_flag) { ret = update_seeding_flag(root, seeding_value); -- 1.8.1