On 28.03.24 13:20, marcandre.lur...@redhat.com wrote:
From: Marc-André Lureau <marcandre.lur...@redhat.com>

../block/mirror.c:1066:22: error: ‘iostatus’ may be used uninitialized 
[-Werror=maybe-uninitialized]

Actually that's a false-positive.. Compiler can't believe that body of 
WITH_JOB_LOCK_GUARD() will be executed unconditionally. Probably we should 
mention this in a comment.


Signed-off-by: Marc-André Lureau <marcandre.lur...@redhat.com>

Reviewed-by: Vladimir Sementsov-Ogievskiy <vsement...@yandex-team.ru>

---
  block/mirror.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/block/mirror.c b/block/mirror.c
index 1bdce3b657..53dd7332ee 100644
--- a/block/mirror.c
+++ b/block/mirror.c
@@ -926,7 +926,7 @@ static int coroutine_fn mirror_run(Job *job, Error **errp)
      MirrorBDSOpaque *mirror_top_opaque = s->mirror_top_bs->opaque;
      BlockDriverState *target_bs = blk_bs(s->target);
      bool need_drain = true;
-    BlockDeviceIoStatus iostatus;
+    BlockDeviceIoStatus iostatus = BLOCK_DEVICE_IO_STATUS__MAX;
      int64_t length;
      int64_t target_length;
      BlockDriverInfo bdi;

--
Best regards,
Vladimir


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