Signed-off-by: Kevin Wolf <kw...@redhat.com> --- block/qcow2.c | 5 ++++- 1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/block/qcow2.c b/block/qcow2.c index 3bae2d8..655799c 100644 --- a/block/qcow2.c +++ b/block/qcow2.c @@ -300,7 +300,10 @@ static int qcow2_open(BlockDriverState *bs, int flags) if (!bs->read_only && s->autoclear_features != 0) { s->autoclear_features = 0; - qcow2_update_header(bs); + ret = qcow2_update_header(bs); + if (ret < 0) { + goto fail; + } } /* Check support for various header values */ -- 1.7.6.5