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Upgrade to 4.4.50-rt62
[kvmfornfv.git]
/
kernel
/
net
/
sched
/
cls_cgroup.c
diff --git
a/kernel/net/sched/cls_cgroup.c
b/kernel/net/sched/cls_cgroup.c
index
4c85bd3
..
c104c20
100644
(file)
--- a/
kernel/net/sched/cls_cgroup.c
+++ b/
kernel/net/sched/cls_cgroup.c
@@
-130,11
+130,10
@@
static bool cls_cgroup_destroy(struct tcf_proto *tp, bool force)
if (!force)
return false;
-
- if (head) {
- RCU_INIT_POINTER(tp->root, NULL);
+ /* Head can still be NULL due to cls_cgroup_init(). */
+ if (head)
call_rcu(&head->rcu, cls_cgroup_destroy_rcu);
- }
+
return true;
}