From c25ff4b911a11908c7f05bc07cc6762f9cece2b5 Mon Sep 17 00:00:00 2001 From: Kamalesh Babulal Date: Mon, 17 Jul 2023 20:09:23 +0530 Subject: [PATCH] cgroup: remove cgrp->kn check in css_populate_dir() cgroup_create() creates cgrp and assigns the kernfs_node to cgrp->kn, then cgroup_mkdir() populates base and csses cft file by calling css_populate_dir() and cgroup_apply_control_enable() with a valid cgrp->kn. Check for NULL cgrp->kn, will always be false, remove it. Signed-off-by: Kamalesh Babulal Signed-off-by: Tejun Heo --- kernel/cgroup/cgroup.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c index aa2cc32e60c0..3c1bb9ecea10 100644 --- a/kernel/cgroup/cgroup.c +++ b/kernel/cgroup/cgroup.c @@ -1714,7 +1714,7 @@ static int css_populate_dir(struct cgroup_subsys_state *css) struct cftype *cfts, *failed_cfts; int ret; - if ((css->flags & CSS_VISIBLE) || !cgrp->kn) + if (css->flags & CSS_VISIBLE) return 0; if (!css->ss) {