Message ID | 19050483a76326d639013bb572cea80888c9c86d.1406150099.git.jcody@redhat.com |
---|---|
State | New |
Headers | show |
diff --git a/block.c b/block.c index 23f366d..f79efc8 100644 --- a/block.c +++ b/block.c @@ -5385,6 +5385,9 @@ void bdrv_ref(BlockDriverState *bs) * deleted. */ void bdrv_unref(BlockDriverState *bs) { + if (!bs) { + return; + } assert(bs->refcnt > 0); if (--bs->refcnt == 0) { bdrv_delete(bs);