linux-kernel - [REF PATCH] block/loop: remove unused range

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Date:   Tue, 24 Nov 2020 13:13:56 +0800
From:   Alex Shi <alex.shi@...ux.alibaba.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     Jens Axboe <axboe@...nel.dk>, linux-block@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [REF PATCH] block/loop: remove unused range

The variable isn't used, so don't brother to set it.

Signed-off-by: Alex Shi <alex.shi@...ux.alibaba.com>
Cc: Jens Axboe <axboe@...nel.dk> 
Cc: linux-block@...r.kernel.org 
Cc: linux-kernel@...r.kernel.org 
---
 drivers/block/loop.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index 9a27d4f1c08a..ff8d25a379f7 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -2312,7 +2312,6 @@ MODULE_ALIAS("devname:loop-control");
 static int __init loop_init(void)
 {
 	int i, nr;
-	unsigned long range;
 	struct loop_device *lo;
 	int err;
 
@@ -2351,10 +2350,8 @@ static int __init loop_init(void)
 	 */
 	if (max_loop) {
 		nr = max_loop;
-		range = max_loop << part_shift;
 	} else {
 		nr = CONFIG_BLK_DEV_LOOP_MIN_COUNT;
-		range = 1UL << MINORBITS;
 	}
 
 	err = misc_register(&loop_misc);
-- 
2.29.GIT