[PATCH v1 5/7] coda: Use task_is_in_root_ns()

From: Leo Yan
Date: Sun Dec 05 2021 - 09:51:42 EST


Replace open coded checking root PID namespace with
task_is_in_root_ns().

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..a7d630ac522e 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_root_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..54db13bf2e06 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_root_ns(current))
return -EINVAL;

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