linux-kernel - [PATCH] btrfs: scrub: initialize variable explicitly

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Message-Id: <20230608024901.221232-1-oushixiong@kylinos.cn>
Date:   Thu,  8 Jun 2023 10:49:01 +0800
From:   Ou Shixiong <oushixiong@...inos.cn>
To:     Chris Mason <clm@...com>
Cc:     Josef Bacik <josef@...icpanda.com>,
        David Sterba <dsterba@...e.com>, linux-btrfs@...r.kernel.org,
        linux-kernel@...r.kernel.org, Ou Shixiong <oushixiong@...inos.cn>
Subject: [PATCH] btrfs: scrub: initialize variable explicitly


Fix error of
error: ‘ret’ may be used uninitialized in this function [-Werror=maybe-uninitialized]

Signed-off-by: Ou Shixiong <oushixiong@...inos.cn>
---
 fs/btrfs/scrub.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index 28caad17ccc7..0d5c87c52c33 100644
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -1962,7 +1962,7 @@ static int scrub_simple_mirror(struct scrub_ctx *sctx,
 	/* An artificial limit, inherit from old scrub behavior */
 	struct btrfs_path path = { 0 };
 	u64 cur_logical = logical_start;
-	int ret;
+	int ret = 0;
 
 	/* The range must be inside the bg */
 	ASSERT(logical_start >= bg->start && logical_end <= bg->start + bg->length);
-- 
2.25.1


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