linux-kernel - [PATCH v6 2/9] md: changed the switch of RAID

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Message-Id: <20240206085511.2841555-3-linan666@huaweicloud.com>
Date: Tue,  6 Feb 2024 16:55:04 +0800
From: linan666@...weicloud.com
To: song@...nel.org,
	mariusz.tkaczyk@...ux.intel.com,
	shli@...com,
	neilb@...e.com
Cc: linux-raid@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linan666@...weicloud.com,
	yukuai3@...wei.com,
	yi.zhang@...wei.com,
	houtao1@...wei.com,
	yangerkun@...wei.com
Subject: [PATCH v6 2/9] md: changed the switch of RAID_VERSION to if

From: Li Nan <linan122@...wei.com>

There is only one case of this 'switch'. Change it to 'if'.

Signed-off-by: Li Nan <linan122@...wei.com>
---
 drivers/md/md.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/md/md.c b/drivers/md/md.c
index 1b509fb82040..ea147348bd24 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -7636,12 +7636,8 @@ static int md_ioctl(struct block_device *bdev, blk_mode_t mode,
 	 * Commands dealing with the RAID driver but not any
 	 * particular array:
 	 */
-	switch (cmd) {
-	case RAID_VERSION:
-		err = get_version(argp);
-		goto out;
-	default:;
-	}
+	if (cmd == RAID_VERSION)
+		return get_version(argp);
 
 	/*
 	 * Commands creating/starting a new array:
-- 
2.39.2