From c0d7a3b2902585ec368faf3d38d9c10338a63f2e Mon Sep 17 00:00:00 2001 From: Lu Yao Date: Tue, 7 May 2024 10:34:17 +0800 Subject: [PATCH] btrfs: scrub: initialize ret in scrub_simple_mirror() to fix compilation warning MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit [ Upstream commit b4e585fffc1cf877112ed231a91f089e85688c2a ] The following error message is displayed: ../fs/btrfs/scrub.c:2152:9: error: ‘ret’ may be used uninitialized in this function [-Werror=maybe-uninitialized]" Compiler version: gcc version: (Debian 10.2.1-6) 10.2.1 20210110 Reviewed-by: Boris Burkov Signed-off-by: Lu Yao Reviewed-by: David Sterba Signed-off-by: David Sterba Signed-off-by: Sasha Levin --- 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 12a2b1e3f1e3..f48895a9b165 100644 --- a/fs/btrfs/scrub.c +++ b/fs/btrfs/scrub.c @@ -3407,7 +3407,7 @@ static int scrub_simple_mirror(struct scrub_ctx *sctx, const u32 max_length = SZ_64K; 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);