linux-kernel - [PATCH v2] ext4: Remove unnecessary assignments

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Message-Id: <20211104063637.2842-1-luo.penghao@zte.com>
Date:   Thu,  4 Nov 2021 06:36:37 +0000
From:   cgel.zte@...il.com
To:     Theodore Ts'o <tytso@....edu>
Cc:     Andreas Dilger <adilger.kernel@...ger.ca>,
        linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org,
        luo penghao <luo.penghao@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: [PATCH v2] ext4: Remove unnecessary assignments

From: luo penghao <luo.penghao@....com.cn>

The assignment at the end of the function is not necessary

The clang_analyzer complains as follows:

fs/ext4/mballoc.c:3889:3 warning:

Value stored to 'err' is never read

change in v2:

Repair the sending email box

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: luo penghao <luo.penghao@....com.cn>
---
 fs/ext4/mballoc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index 089c958..f1258a7 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -3886,7 +3886,7 @@ void ext4_mb_mark_bb(struct super_block *sb, ext4_fsblk_t block,
 	if (err)
 		goto out_err;
 	sync_dirty_buffer(bitmap_bh);
-	err = ext4_handle_dirty_metadata(NULL, NULL, gdp_bh);
+	ext4_handle_dirty_metadata(NULL, NULL, gdp_bh);
 	sync_dirty_buffer(gdp_bh);
 
 out_err:
-- 
2.15.2