From: Max Reitz <mreitz@redhat.com>
Date: Fri, 29 Jan 2016 15:36:08 +0000 (+0100)
Subject: block: Use blk_remove_bs() in blk_delete()
X-Git-Tag: TizenStudio_2.0_p2.4~27^2~6^2~8^2~233^2~27
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=13855c6b9fa7f9d9e6d1f90377be0f678671073a;p=sdk%2Femulator%2Fqemu.git

block: Use blk_remove_bs() in blk_delete()

Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---

diff --git a/block/block-backend.c b/block/block-backend.c
index 621787c..7f5ad59 100644
--- a/block/block-backend.c
+++ b/block/block-backend.c
@@ -166,10 +166,7 @@ static void blk_delete(BlockBackend *blk)
     assert(!blk->refcnt);
     assert(!blk->dev);
     if (blk->bs) {
-        assert(blk->bs->blk == blk);
-        blk->bs->blk = NULL;
-        bdrv_unref(blk->bs);
-        blk->bs = NULL;
+        blk_remove_bs(blk);
     }
     assert(QLIST_EMPTY(&blk->remove_bs_notifiers.notifiers));
     assert(QLIST_EMPTY(&blk->insert_bs_notifiers.notifiers));
@@ -351,6 +348,8 @@ void blk_hide_on_behalf_of_hmp_drive_del(BlockBackend *blk)
  */
 void blk_remove_bs(BlockBackend *blk)
 {
+    assert(blk->bs->blk == blk);
+
     notifier_list_notify(&blk->remove_bs_notifiers, blk);
 
     blk_update_root_state(blk);