[PATCH-for-5.0 01/11] block: Remove dead assignment

["Philippe Mathieu-Daudé" <philmd@redhat.com>]

Fix warning reported by Clang static code analyzer:

  block.c:3167:5: warning: Value stored to 'ret' is never read
      ret = bdrv_fill_options(&options, filename, &flags, &local_err);
      ^     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Reported-by: Clang Static Analyzer
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
 block.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/block.c b/block.c
index a2542c977b..908c109a8c 100644
--- a/block.c
+++ b/block.c
@@ -3164,7 +3164,7 @@ static BlockDriverState *bdrv_open_inherit(const char *filename,
                                     parent->open_flags, parent->options);
     }
 
-    ret = bdrv_fill_options(&options, filename, &flags, &local_err);
+    bdrv_fill_options(&options, filename, &flags, &local_err);
     if (local_err) {
         goto fail;
     }
-- 
2.21.1