[PATCH] mm/damon/sysfs: use the wrapper directly to check if the kdamond is running

[xiakaixu1987]

From: Kaixu Xia <kaixuxia@xxxxxxxxxxx>

We can use the 'damon_sysfs_kdamond_running()' wrapper directly to
check if the kdamond is running in 'damon_sysfs_turn_damon_on()'.

Signed-off-by: Kaixu Xia <kaixuxia@xxxxxxxxxxx>
---
 mm/damon/sysfs.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/mm/damon/sysfs.c b/mm/damon/sysfs.c
index 7488e27c87c3..84861c4085a5 100644
--- a/mm/damon/sysfs.c
+++ b/mm/damon/sysfs.c
@@ -2455,8 +2455,7 @@ static int damon_sysfs_turn_damon_on(struct damon_sysfs_kdamond *kdamond)
 	struct damon_ctx *ctx;
 	int err;
 
-	if (kdamond->damon_ctx &&
-			damon_sysfs_ctx_running(kdamond->damon_ctx))
+	if (damon_sysfs_kdamond_running(kdamond))
 		return -EBUSY;
 	if (damon_sysfs_cmd_request.kdamond == kdamond)
 		return -EBUSY;
-- 
2.27.0