[Qemu-devel] [PULL 45/48] block: Use returned *file in bdrv_co_get_block_status

[Kevin Wolf]

From: Fam Zheng <f...@redhat.com>

Now that all drivers return the right "file" pointer, we can use it.

Signed-off-by: Fam Zheng <f...@redhat.com>
Reviewed-by: Max Reitz <mre...@redhat.com>
Message-id: 1453780743-16806-14-git-send-email-f...@redhat.com
Signed-off-by: Max Reitz <mre...@redhat.com>
---
 block/io.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/block/io.c b/block/io.c
index ea040be..343ff1f 100644
--- a/block/io.c
+++ b/block/io.c
@@ -1554,13 +1554,13 @@ static int64_t coroutine_fn 
bdrv_co_get_block_status(BlockDriverState *bs,
         }
     }
 
-    if (bs->file &&
+    if (*file && *file != bs &&
         (ret & BDRV_BLOCK_DATA) && !(ret & BDRV_BLOCK_ZERO) &&
         (ret & BDRV_BLOCK_OFFSET_VALID)) {
         BlockDriverState *file2;
         int file_pnum;
 
-        ret2 = bdrv_co_get_block_status(bs->file->bs, ret >> BDRV_SECTOR_BITS,
+        ret2 = bdrv_co_get_block_status(*file, ret >> BDRV_SECTOR_BITS,
                                         *pnum, &file_pnum, &file2);
         if (ret2 >= 0) {
             /* Ignore errors.  This is just providing extra information, it
-- 
1.8.3.1