connector/cn_proc: Use task_is_in_init_pid_ns()

This patch replaces open code with task_is_in_init_pid_ns() to check if
a task is in root PID namespace.

Signed-off-by: Leo Yan <leo.yan@linaro.org>
Acked-by: Balbir Singh <bsingharora@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Leo Yan 2022-01-26 13:04:27 +08:00 committed by Jakub Kicinski
parent d7e4f8545b
commit 42c66d1675

View File

@ -358,7 +358,7 @@ static void cn_proc_mcast_ctl(struct cn_msg *msg,
* other namespaces. * other namespaces.
*/ */
if ((current_user_ns() != &init_user_ns) || if ((current_user_ns() != &init_user_ns) ||
(task_active_pid_ns(current) != &init_pid_ns)) !task_is_in_init_pid_ns(current))
return; return;
/* Can only change if privileged. */ /* Can only change if privileged. */