linux-kernel - [PATCH v2 13/13] ext4: remove unnecessary initialization of count2 in set_flexbg_block

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Message-Id: <20230826173735.4023594-14-shikemeng@huaweicloud.com>
Date:   Sun, 27 Aug 2023 01:37:35 +0800
From:   Kemeng Shi <shikemeng@...weicloud.com>
To:     tytso@....edu, adilger.kernel@...ger.ca,
        linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v2 13/13] ext4: remove unnecessary initialization of count2 in set_flexbg_block_bitmap

We always overwrite count2 to "EXT4_CLUSTERS_PER_GROUP(sb) -
(first_cluster - start)" after its initialization in for loop
initialization statement .
Just remove unnecessary initialization of count2.

Signed-off-by: Kemeng Shi <shikemeng@...weicloud.com>
Reviewed-by: Theodore Ts'o <tytso@....edu>
---
 fs/ext4/resize.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
index b35bfd4573f0..330798d442bb 100644
--- a/fs/ext4/resize.c
+++ b/fs/ext4/resize.c
@@ -453,8 +453,7 @@ static int set_flexbg_block_bitmap(struct super_block *sb, handle_t *handle,
 
 	ext4_debug("mark clusters [%llu-%llu] used\n", first_cluster,
 		   last_cluster);
-	for (count2 = count; count > 0;
-	     count -= count2, first_cluster += count2) {
+	for (; count > 0; count -= count2, first_cluster += count2) {
 		ext4_fsblk_t start;
 		struct buffer_head *bh;
 		ext4_group_t group;
-- 
2.30.0