linux-kernel - [PATCH -next] dm bufio: simplify the return expression of skip

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Message-ID: <20200921131010.91236-1-miaoqinglang@huawei.com>
Date:   Mon, 21 Sep 2020 21:10:10 +0800
From:   Qinglang Miao <miaoqinglang@...wei.com>
To:     Alasdair Kergon <agk@...hat.com>,
        Mike Snitzer <snitzer@...hat.com>, <dm-devel@...hat.com>
CC:     <linux-kernel@...r.kernel.org>,
        Qinglang Miao <miaoqinglang@...wei.com>
Subject: [PATCH -next] dm bufio: simplify the return expression of skip_metadata()

Simplify the return expression.

Signed-off-by: Qinglang Miao <miaoqinglang@...wei.com>
---
 drivers/md/dm-snap-persistent.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/md/dm-snap-persistent.c b/drivers/md/dm-snap-persistent.c
index 63fab7c76..74b483fed 100644
--- a/drivers/md/dm-snap-persistent.c
+++ b/drivers/md/dm-snap-persistent.c
@@ -284,16 +284,11 @@ static void skip_metadata(struct pstore *ps)
  */
 static int area_io(struct pstore *ps, int op, int op_flags)
 {
-	int r;
 	chunk_t chunk;
 
 	chunk = area_location(ps, ps->current_area);
 
-	r = chunk_io(ps, ps->area, chunk, op, op_flags, 0);
-	if (r)
-		return r;
-
-	return 0;
+	return chunk_io(ps, ps->area, chunk, op, op_flags, 0);
 }
 
 static void zero_memory_area(struct pstore *ps)
-- 
2.23.0