[PATCH] Fix code style same in one function

[zzuedu2000]

From: weifenghai <zzuedu2000@xxxxxxx>

One line similar code before in this function

Signed-off-by: weifenghai <zzuedu2000@xxxxxxx>
---
 kernel/cgroup/cgroup.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c
index 1ea181a58465..c3e6db6e44d8 100644
--- a/kernel/cgroup/cgroup.c
+++ b/kernel/cgroup/cgroup.c
@@ -4352,8 +4352,7 @@ static struct css_set *css_task_iter_next_css_set(struct css_task_iter *it)
 	}
 
 	/* find the next cset */
-	l = it->cset_pos;
-	l = l->next;
+	l = it->cset_pos->next;
 	if (l == it->cset_head) {
 		it->cset_pos = NULL;
 		return NULL;
-- 
2.17.1