ksmbd: fix documentation for 2 functions

ksmbd_kthread_fn() and create_socket() returns 0 or error code, and not
task_struct/ERR_PTR.
Signed-off-by: Enzo Matsumiya <ematsumiya@suse.de>
Acked-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>

fs/ksmbd/transport_tcp.c

@@ -215,7 +215,7 @@ static int ksmbd_tcp_new_connection(struct socket *client_sk)
  * ksmbd_kthread_fn() - listen to new SMB connections and callback server
  * @p:		arguments to forker thread
  *
- * Return:	Returns a task_struct or ERR_PTR
+ * Return:	0 on success, error number otherwise
  */
 static int ksmbd_kthread_fn(void *p)
 {
@@ -387,7 +387,7 @@ static void tcp_destroy_socket(struct socket *ksmbd_socket)
 /**
  * create_socket - create socket for ksmbd/0
  *
- * Return:	Returns a task_struct or ERR_PTR
+ * Return:	0 on success, error number otherwise
  */
 static int create_socket(struct interface *iface)
 {