[PATCH v4 3/5] coda: Use task_is_in_init_pid_ns()

From: Leo Yan
Date: Fri Feb 04 2022 - 08:51:28 EST


Replace open code with task_is_in_init_pid_ns() for checking root PID
namespace.

Signed-off-by: Leo Yan <leo.yan@xxxxxxxxxx>
---
fs/coda/inode.c | 2 +-
fs/coda/psdev.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/coda/inode.c b/fs/coda/inode.c
index d9f1bd7153df..931f4560fdd0 100644
--- a/fs/coda/inode.c
+++ b/fs/coda/inode.c
@@ -152,7 +152,7 @@ static int coda_fill_super(struct super_block *sb, void *data, int silent)
int error;
int idx;

- if (task_active_pid_ns(current) != &init_pid_ns)
+ if (!task_is_in_init_pid_ns(current))
return -EINVAL;

idx = get_device_index((struct coda_mount_data *) data);
diff --git a/fs/coda/psdev.c b/fs/coda/psdev.c
index b39580ad4ce5..73457661fbe8 100644
--- a/fs/coda/psdev.c
+++ b/fs/coda/psdev.c
@@ -270,7 +270,7 @@ static int coda_psdev_open(struct inode * inode, struct file * file)
struct venus_comm *vcp;
int idx, err;

- if (task_active_pid_ns(current) != &init_pid_ns)
+ if (!task_is_in_init_pid_ns(current))
return -EINVAL;

if (current_user_ns() != &init_user_ns)
--
2.25.1