qcow2: Don't ignore failure to clear autoclear flags

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
14 years ago · c44bfe4637
1 changed files with 4 additions and 1 deletions
--- 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 */