From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43522) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fhhLE-0004Q4-2k for qemu-devel@nongnu.org; Mon, 23 Jul 2018 16:22:02 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fhhLD-0005gc-4g for qemu-devel@nongnu.org; Mon, 23 Jul 2018 16:21:59 -0400 Sender: fluxion From: Michael Roth Date: Mon, 23 Jul 2018 15:17:40 -0500 Message-Id: <20180723201748.25573-92-mdroth@linux.vnet.ibm.com> In-Reply-To: <20180723201748.25573-1-mdroth@linux.vnet.ibm.com> References: <20180723201748.25573-1-mdroth@linux.vnet.ibm.com> Subject: [Qemu-devel] [PATCH 91/99] migration/block-dirty-bitmap: fix dirty_bitmap_load List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: qemu-stable@nongnu.org, Vladimir Sementsov-Ogievskiy , "Dr . David Alan Gilbert" From: Vladimir Sementsov-Ogievskiy dirty_bitmap_load_header return code is obtained but not handled. Fix this. Bug was introduced in b35ebdf076d697bc "migration: add postcopy migration of dirty bitmaps" with the whole function. Signed-off-by: Vladimir Sementsov-Ogievskiy Message-Id: <20180530112424.204835-1-vsementsov@virtuozzo.com> Reviewed-by: Eric Blake Reviewed-by: John Snow Signed-off-by: Dr. David Alan Gilbert (cherry picked from commit a36f6ff46f115672cf86d0e1e7cdb1c2fa4d304b) Signed-off-by: Michael Roth --- migration/block-dirty-bitmap.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/migration/block-dirty-bitmap.c b/migration/block-dirty-bitmap.c index 8819aabe3a..2c541c985d 100644 --- a/migration/block-dirty-bitmap.c +++ b/migration/block-dirty-bitmap.c @@ -672,6 +672,9 @@ static int dirty_bitmap_load(QEMUFile *f, void *opaque, int version_id) do { ret = dirty_bitmap_load_header(f, &s); + if (ret < 0) { + return ret; + } if (s.flags & DIRTY_BITMAP_MIG_FLAG_START) { ret = dirty_bitmap_load_start(f, &s); -- 2.17.1