From e914404efb9d2af79e08750c6700b642ea0d2ec7 Mon Sep 17 00:00:00 2001
From: Fam Zheng <famz@redhat.com>
Date: Wed, 26 Apr 2017 10:03:49 +0800
Subject: [PATCH] block: Remove NULL check in bdrv_co_flush

Reported by Coverity. We already use bs in bdrv_inc_in_flight before
checking for NULL. It is unnecessary as all callers pass non-NULL bs, so
drop it.

Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
 block/io.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/block/io.c b/block/io.c
index a32fd1d9e5..80d6c62a85 100644
--- a/block/io.c
+++ b/block/io.c
@@ -2300,7 +2300,7 @@ int coroutine_fn bdrv_co_flush(BlockDriverState *bs)
 
     bdrv_inc_in_flight(bs);
 
-    if (!bs || !bdrv_is_inserted(bs) || bdrv_is_read_only(bs) ||
+    if (!bdrv_is_inserted(bs) || bdrv_is_read_only(bs) ||
         bdrv_is_sg(bs)) {
         goto early_exit;
     }