linux-kernel - [PATCH] sysv: Remove variable res

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Date:   Fri, 21 Oct 2022 19:14:23 +0100
From:   Colin Ian King <colin.i.king@...il.com>
To:     Christoph Hellwig <hch@...radead.org>
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] sysv: Remove variable res

The variable res being incremented but it is never referenced,
it is redundant and can be removed.

Signed-off-by: Colin Ian King <colin.i.king@...il.com>
---
 fs/sysv/itree.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/fs/sysv/itree.c b/fs/sysv/itree.c
index d4ec9bb97de9..505f4cb7be79 100644
--- a/fs/sysv/itree.c
+++ b/fs/sysv/itree.c
@@ -430,12 +430,10 @@ static unsigned sysv_nblocks(struct super_block *s, loff_t size)
 {
 	struct sysv_sb_info *sbi = SYSV_SB(s);
 	int ptrs_bits = sbi->s_ind_per_block_bits;
-	unsigned blocks, res, direct = DIRECT, i = DEPTH;
+	unsigned blocks, direct = DIRECT, i = DEPTH;
 	blocks = (size + s->s_blocksize - 1) >> s->s_blocksize_bits;
-	res = blocks;
 	while (--i && blocks > direct) {
 		blocks = ((blocks - direct - 1) >> ptrs_bits) + 1;
-		res += blocks;
 		direct = 1;
 	}
 	return blocks;
-- 
2.37.3