linux-ext4 - [PATCH] ext4: silence an uninitialized variable warning

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Message-ID: <20201030114620.GB3251003@mwanda>
Date:   Fri, 30 Oct 2020 14:46:20 +0300
From:   Dan Carpenter <dan.carpenter@...cle.com>
To:     "Theodore Ts'o" <tytso@....edu>,
        Harshad Shirwadkar <harshadshirwadkar@...il.com>
Cc:     Andreas Dilger <adilger.kernel@...ger.ca>,
        linux-ext4@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: [PATCH] ext4: silence an uninitialized variable warning

Smatch complains that "i" can be uninitialized if we don't enter the
loop.  I don't know if it's possible but we may as well silence this
warning.

Fixes: 8016e29f4362 ("ext4: fast commit recovery path")
Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>
---
 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 85abbfb98cbe..9e8faf851c59 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -5167,7 +5167,7 @@ static ext4_fsblk_t ext4_mb_new_blocks_simple(handle_t *handle,
 	struct super_block *sb = ar->inode->i_sb;
 	ext4_group_t group;
 	ext4_grpblk_t blkoff;
-	int  i;
+	int i = 0;
 	ext4_fsblk_t goal, block;
 	struct ext4_super_block *es = EXT4_SB(sb)->s_es;
 
-- 
2.28.0