block: bdrv_cow_child() for bdrv_has_zero_init()

bdrv_has_zero_init() should use bdrv_cow_child() if it wants to check
whether the given BDS has a COW backing file.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Andrey Shinkevich <andrey.shinkevich@virtuozzo.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
stable-6.0
Max Reitz 2019-06-12 17:10:46 +02:00 committed by Kevin Wolf
parent d38d7eb8a5
commit 34778172f1
1 changed files with 1 additions and 1 deletions

View File

@ -5415,7 +5415,7 @@ int bdrv_has_zero_init(BlockDriverState *bs)
/* If BS is a copy on write image, it is initialized to
the contents of the base image, which may not be zeroes. */
if (bs->backing) {
if (bdrv_cow_child(bs)) {
return 0;
}
if (bs->drv->bdrv_has_zero_init) {