diff mbox

[v8,12/15] block: Use returned *file in bdrv_co_get_block_status

Message ID 1453689887-2567-13-git-send-email-famz@redhat.com (mailing list archive)
State New, archived
Headers show

Commit Message

Fam Zheng Jan. 25, 2016, 2:44 a.m. UTC 
Now that all drivers return the right "file" pointer, we can use it.

Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
---
 block/io.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox

Patch

diff --git a/block/io.c b/block/io.c
index 0836991..d704d32 100644
--- a/block/io.c
+++ b/block/io.c
@@ -1552,13 +1552,13 @@  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