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block: Request block status from *file for BDRV_BLOCK_RAW

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This fixes bdrv_co_get_block_status() for the bdrv_mirror_top block
driver, which must fall through to bs->backing instead of bs->file.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
This commit is contained in:
Kevin Wolf 2017-03-08 15:02:49 +01:00
parent 466787fbca
commit b64aa44195
1 changed files with 1 additions and 1 deletions
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2
block/io.c
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@ -1760,7 +1760,7 @@ static int64_t coroutine_fn bdrv_co_get_block_status(BlockDriverState *bs,
if (ret & BDRV_BLOCK_RAW) {
assert(ret & BDRV_BLOCK_OFFSET_VALID);
ret = bdrv_get_block_status(bs->file->bs, ret >> BDRV_SECTOR_BITS,
ret = bdrv_get_block_status(*file, ret >> BDRV_SECTOR_BITS,
*pnum, pnum, file);
goto out;
}