1 files changed, 1 insertions, 3 deletions

diff --git a/net/sched/cls_cgroup.c b/net/sched/cls_cgroup.c
index 53ada2c0e41c..0d68b1975983 100644
--- a/net/sched/cls_cgroup.c
+++ b/net/sched/cls_cgroup.c
@@ -201,9 +201,7 @@ static int cls_cgroup_change(struct tcf_proto *tp, unsigned long base,
 
 static void cls_cgroup_destroy(struct tcf_proto *tp)
 {
-        struct cls_cgroup_head *head;
-
-        head = (struct cls_cgroup_head *)xchg(&tp->root, NULL);
+        struct cls_cgroup_head *head = tp->root;
 
         if (head) {
                 tcf_exts_destroy(tp, &head->exts);