[PATCH v2 7/7] taskstats: Use task_is_in_init_pid_ns()
From: Leo Yan <hidden>
Date: 2021-12-08 08:33:52
Also in:
linux-arm-kernel, lkml
Subsystem:
taskstats statistics interface, the rest · Maintainers:
Balbir Singh, Linus Torvalds
Replace open code with task_is_in_init_pid_ns() for checking root PID namespace. Signed-off-by: Leo Yan <redacted> --- kernel/taskstats.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/taskstats.c b/kernel/taskstats.c
index 2b4898b4752e..f570d8e1f001 100644
--- a/kernel/taskstats.c
+++ b/kernel/taskstats.c@@ -284,7 +284,7 @@ static int add_del_listener(pid_t pid, const struct cpumask *mask, int isadd) if (current_user_ns() != &init_user_ns) return -EINVAL; - if (task_active_pid_ns(current) != &init_pid_ns) + if (!task_is_in_init_pid_ns(current)) return -EINVAL; if (isadd == REGISTER) {
--
2.25.1