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-rw-r--r--kernel/cpuset.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index 6e9cbdde25bd..259a4af37e69 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -133,11 +133,7 @@ static inline struct cpuset *task_cs(struct task_struct *task)
static inline struct cpuset *parent_cs(struct cpuset *cs)
{
- struct cgroup *pcgrp = cs->css.cgroup->parent;
-
- if (pcgrp)
- return cgroup_cs(pcgrp);
- return NULL;
+ return css_cs(css_parent(&cs->css));
}
#ifdef CONFIG_NUMA