linux-kernel - [PATCH 7/9] target/iblock: fix holder printing in iblock_show_configfs_dev

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Message-Id: <20200903054104.228829-8-hch@lst.de>
Date:   Thu,  3 Sep 2020 07:41:02 +0200
From:   Christoph Hellwig <hch@....de>
To:     Jens Axboe <axboe@...nel.dk>
Cc:     dm-devel@...hat.com, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-block@...r.kernel.org,
        drbd-dev@...ts.linbit.com, linux-ide@...r.kernel.org,
        linux-raid@...r.kernel.org, linux-mmc@...r.kernel.org,
        linux-s390@...r.kernel.org, linux-scsi@...r.kernel.org,
        target-devel@...r.kernel.org
Subject: [PATCH 7/9] target/iblock: fix holder printing in iblock_show_configfs_dev_params

bd_contains is never NULL for an open block device.  In addition ibd_bd
is always set to a block device that was exclusively opened by the
target code, so the holder is guranteed to be ib_dev as well.

Signed-off-by: Christoph Hellwig <hch@....de>
---
 drivers/target/target_core_iblock.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c
index 1c181d31f4c872..f2bd2e207e0b36 100644
--- a/drivers/target/target_core_iblock.c
+++ b/drivers/target/target_core_iblock.c
@@ -611,9 +611,8 @@ static ssize_t iblock_show_configfs_dev_params(struct se_device *dev, char *b)
 	bl += sprintf(b + bl, "        ");
 	if (bd) {
 		bl += sprintf(b + bl, "Major: %d Minor: %d  %s\n",
-			MAJOR(bd->bd_dev), MINOR(bd->bd_dev), (!bd->bd_contains) ?
-			"" : (bd->bd_holder == ib_dev) ?
-			"CLAIMED: IBLOCK" : "CLAIMED: OS");
+			MAJOR(bd->bd_dev), MINOR(bd->bd_dev),
+			"CLAIMED: IBLOCK");
 	} else {
 		bl += sprintf(b + bl, "Major: 0 Minor: 0\n");
 	}
-- 
2.28.0