[PATCH RFC 2/4] pidfd: remove unneeded NULL check from pidfd_prepare()

[Christian Brauner]

None of the caller actually pass a NULL pid in there.

Signed-off-by: Christian Brauner <brauner@xxxxxxxxxx>
---
 kernel/fork.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/fork.c b/kernel/fork.c
index c4b26cd8998b..182ec2e9087d 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -2110,7 +2110,7 @@ int pidfd_prepare(struct pid *pid, unsigned int flags, struct file **ret)
 {
 	bool thread = flags & PIDFD_THREAD;
 
-	if (!pid || !pid_has_task(pid, thread ? PIDTYPE_PID : PIDTYPE_TGID))
+	if (!pid_has_task(pid, thread ? PIDTYPE_PID : PIDTYPE_TGID))
 		return -EINVAL;
 
 	return __pidfd_prepare(pid, flags, ret);

-- 
2.47.2