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authorBartosz Golaszewski <bartosz.golaszewski@linaro.org>2024-10-14 09:03:34 +0200
committerBartosz Golaszewski <bartosz.golaszewski@linaro.org>2024-10-14 09:03:34 +0200
commitbebb45743d52fea1ac0a4a9f465f11d11e885f40 (patch)
treea1dda3e26ac754e78cbb9734dae3f13f3a8adf39 /fs/pidfs.c
parentea7f2dfd13e096dce3198e5ffdb00d21bf7c8fe5 (diff)
parent8e929cb546ee42c9a61d24fae60605e9e3192354 (diff)
Merge tag 'v6.12-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into gpio/for-next
Linux 6.12-rc3
Diffstat (limited to 'fs/pidfs.c')
-rw-r--r--fs/pidfs.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/pidfs.c b/fs/pidfs.c
index 7ffdc88dfb52..80675b6bf884 100644
--- a/fs/pidfs.c
+++ b/fs/pidfs.c
@@ -120,6 +120,7 @@ static long pidfd_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
struct nsproxy *nsp __free(put_nsproxy) = NULL;
struct pid *pid = pidfd_pid(file);
struct ns_common *ns_common = NULL;
+ struct pid_namespace *pid_ns;
if (arg)
return -EINVAL;
@@ -202,7 +203,9 @@ static long pidfd_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
case PIDFD_GET_PID_NAMESPACE:
if (IS_ENABLED(CONFIG_PID_NS)) {
rcu_read_lock();
- ns_common = to_ns_common( get_pid_ns(task_active_pid_ns(task)));
+ pid_ns = task_active_pid_ns(task);
+ if (pid_ns)
+ ns_common = to_ns_common(get_pid_ns(pid_ns));
rcu_read_unlock();
}
break;