From: Marc-André Lureau <marcandre.lureau@redhat.com>
Date: Tue, 9 Apr 2024 13:11:33 +0000 (+0400)
Subject: block/block-copy: fix -Werror=maybe-uninitialized false-positive
X-Git-Tag: pull-vmclock-20250108~130^2~11
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=ae11f6ca66f2de9a7e2f0445ac870824e7fa8eee;p=users%2Fdwmw2%2Fqemu.git

block/block-copy: fix -Werror=maybe-uninitialized false-positive

../block/block-copy.c:591:12: error: ‘ret’ 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>
---

diff --git a/block/block-copy.c b/block/block-copy.c
index 93eb1b2664..eddb0b81e0 100644
--- a/block/block-copy.c
+++ b/block/block-copy.c
@@ -584,7 +584,7 @@ static coroutine_fn int block_copy_task_entry(AioTask *task)
     BlockCopyState *s = t->s;
     bool error_is_read = false;
     BlockCopyMethod method = t->method;
-    int ret;
+    int ret = -1;
 
     WITH_GRAPH_RDLOCK_GUARD() {
         ret = block_copy_do_copy(s, t->req.offset, t->req.bytes, &method,