[PATCH] block, blk-sysfs: Use the variable directly instead of a function call

[Liu Yuan]

From: Liu Yuan <tailai.ly@xxxxxxxxxx>

In the function blk_register_queue(), var _dev_ is already assigned by
disk_to_dev().So use it directly instead of calling disk_to_dev() again.

Signed-off-by: Liu Yuan <tailai.ly@xxxxxxxxxx>
---
 block/blk-sysfs.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
index 261c75c..cb52393 100644
--- a/block/blk-sysfs.c
+++ b/block/blk-sysfs.c
@@ -521,7 +521,7 @@ int blk_register_queue(struct gendisk *disk)
 	if (ret) {
 		kobject_uevent(&q->kobj, KOBJ_REMOVE);
 		kobject_del(&q->kobj);
-		blk_trace_remove_sysfs(disk_to_dev(disk));
+		blk_trace_remove_sysfs(dev);
 		kobject_put(&dev->kobj);
 		return ret;
 	}
-- 
1.7.1

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