block: Plug memory leak on brv_open_image() error path

Introduced in commit da557a.  Spotted by Coverity.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Benoit Canet <benoit@irqsave.net>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>

diff --git a/block.c b/block.c
index a517d72d7113cfb44750ed5c41d7659eb7f28fd3..310ea89fce621ca946f3f98813eb7ce2224fdf09 100644 (file)
--- a/block.c
+++ b/block.c
@@ -1228,6 +1228,7 @@ int bdrv_open_image(BlockDriverState **pbs, const char *filename,
                        bdref_key);
             ret = -EINVAL;
         }
+        QDECREF(image_options);
         goto done;
     }