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Date:   Sat, 4 Aug 2018 19:04:56 +0800
From:   zhong jiang <zhongjiang@...wei.com>
To:     <tytso@....edu>, <adilger.kernel@...ger.ca>
CC:     <linux-ext4@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH] ext4/mballoc: Remove unneeded variable "err"

The err is not used after initalization. So just remove the variable.

Signed-off-by: zhong jiang <zhongjiang@...wei.com>
---
 fs/ext4/mballoc.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index 8b24d3d..e29fce2 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -3801,7 +3801,6 @@ static int ext4_mb_new_preallocation(struct ext4_allocation_context *ac)
 	ext4_group_t group;
 	ext4_grpblk_t bit;
 	unsigned long long grp_blk_start;
-	int err = 0;
 	int free = 0;
 
 	BUG_ON(pa->pa_deleted == 0);
@@ -3842,7 +3841,7 @@ static int ext4_mb_new_preallocation(struct ext4_allocation_context *ac)
 	}
 	atomic_add(free, &sbi->s_mb_discarded);
 
-	return err;
+	return 0;
 }
 
 static noinline_for_stack int
-- 
1.7.12.4

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