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-rw-r--r--kernel/taskstats.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/taskstats.c b/kernel/taskstats.c
index 145bb4d3b..1782bd942 100644
--- a/kernel/taskstats.c
+++ b/kernel/taskstats.c
@@ -294,8 +294,10 @@ static int add_del_listener(pid_t pid, const struct cpumask *mask, int isadd)
if (!cpumask_subset(mask, cpu_possible_mask))
return -EINVAL;
+#ifdef CONFIG_USER_NS
if (current_user_ns() != &init_user_ns)
return -EINVAL;
+#endif
if (task_active_pid_ns(current) != &init_pid_ns)
return -EINVAL;