From mboxrd@z Thu Jan 1 00:00:00 1970 From: Adam Kwolek Subject: [PATCH 13/21] imsm Fix: Core during rebuild on array details read Date: Tue, 23 Nov 2010 13:41:24 +0100 Message-ID: <20101123124124.17770.59886.stgit@gklab-170-024.igk.intel.com> References: <20101123123900.17770.75516.stgit@gklab-170-024.igk.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20101123123900.17770.75516.stgit@gklab-170-024.igk.intel.com> Sender: linux-raid-owner@vger.kernel.org To: neilb@suse.de Cc: linux-raid@vger.kernel.org, dan.j.williams@intel.com, ed.ciechanowski@intel.com List-Id: linux-raid.ids When rebuild/reshape is in progress, executing mdadm for read array details causes core dump. This is due to not initialized devices list pointer in getinfo_super() call. Initializing it to NULL value allows code to detect such situation. Signed-off-by: Adam Kwolek --- mdadm/mdadm/Detail.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/mdadm/mdadm/Detail.c b/mdadm/mdadm/Detail.c index 1f2dbf2..b355199 100644 --- a/mdadm/mdadm/Detail.c +++ b/mdadm/mdadm/Detail.c @@ -140,6 +140,7 @@ int Detail(char *dev, int brief, int export, int test, char *homehost) close(fd2); if (err) continue; + info.devs = NULL; st->ss->getinfo_super(st, &info); if (array.raid_disks != 0 && /* container */