[v1] -Werror=maybe-uninitialized fixes

[PULL 05/22] block/mirror: fix -Werror=maybe-uninitialized false-positive

marcandre.lureau@redhat.com posted 22 patches 1 year, 4 months ago

Diff against v1 v2 v2 v2 v3
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Maintainers: John Snow <jsnow@redhat.com>, Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>, Kevin Wolf <kwolf@redhat.com>, Hanna Reitz <hreitz@redhat.com>, Christian Schoenebeck <qemu_oss@crudebyte.com>, Greg Kurz <groug@kaod.org>, Stefan Hajnoczi <stefanha@redhat.com>, "Michael S. Tsirkin" <mst@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>, Fam Zheng <fam@euphon.net>, Stefano Garzarella <sgarzare@redhat.com>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Bin Meng <bmeng.cn@gmail.com>, "Eugenio Pérez" <eperezma@redhat.com>, Laurent Vivier <laurent@vivier.eu>, Hyman Huang <yong.huang@smartx.com>, Peter Xu <peterx@redhat.com>, Fabiano Rosas <farosas@suse.de>, Eric Blake <eblake@redhat.com>, "Daniel P. Berrangé" <berrange@redhat.com>, Eduardo Habkost <eduardo@habkost.net>, Song Gao <gaosong@loongson.cn>

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[PULL 05/22] block/mirror: fix -Werror=maybe-uninitialized false-positive

Posted by marcandre.lureau@redhat.com 1 year, 4 months ago

From: Marc-André Lureau <marcandre.lureau@redhat.com>

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

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@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 61f0a717b7..54e3a7ea9d 100644
--- a/block/mirror.c
+++ b/block/mirror.c
@@ -931,7 +931,7 @@ 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;
-- 
2.45.2.827.g557ae147e6