[Qemu-devel] [PATCH] mirror: Fix resource leak when bdrv_getlength fails

[Fam Zheng]

The direct return will skip releasing of all the resouces at
immediate_exit, don't miss that.

Signed-off-by: Fam Zheng <address@hidden>
---
 block/mirror.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/block/mirror.c b/block/mirror.c
index 2618c37..56dfee2 100644
--- a/block/mirror.c
+++ b/block/mirror.c
@@ -326,7 +326,8 @@ static void coroutine_fn mirror_run(void *opaque)
     s->common.len = bdrv_getlength(bs);
     if (s->common.len <= 0) {
         block_job_completed(&s->common, s->common.len);
-        return;
+        ret = s->common.len;
+        goto immediate_exit;
     }
 
     length = (bdrv_getlength(bs) + s->granularity - 1) / s->granularity;
-- 
1.9.2