From: Israel Rukshin <israelr@nvidia.com>
Date: Thu, 11 Jul 2024 11:40:53 +0000 (+0300)
Subject: nvme: remove redundant bdev local variable
X-Git-Tag: v6.11-rc1~9^2^2~3
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=88c918d1ee2c88cc5be3aa67ce048414fee471ff;p=thirdparty%2Fkernel%2Fstable.git

nvme: remove redundant bdev local variable

Use disk directly instead of getting it from bdev->bd_disk.

Signed-off-by: Israel Rukshin <israelr@nvidia.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Signed-off-by: Keith Busch <kbusch@kernel.org>
---

diff --git a/drivers/nvme/host/sysfs.c b/drivers/nvme/host/sysfs.c
index 3c55f7edd1819..ba05faaac562d 100644
--- a/drivers/nvme/host/sysfs.c
+++ b/drivers/nvme/host/sysfs.c
@@ -233,13 +233,12 @@ static ssize_t nuse_show(struct device *dev, struct device_attribute *attr,
 {
 	struct nvme_ns_head *head = dev_to_ns_head(dev);
 	struct gendisk *disk = dev_to_disk(dev);
-	struct block_device *bdev = disk->part0;
 	int ret;
 
-	if (nvme_disk_is_ns_head(bdev->bd_disk))
+	if (nvme_disk_is_ns_head(disk))
 		ret = ns_head_update_nuse(head);
 	else
-		ret = ns_update_nuse(bdev->bd_disk->private_data);
+		ret = ns_update_nuse(disk->private_data);
 	if (ret)
 		return ret;