Simplify the return expression. Acked-by: Martijn Coenen <maco@android.com> Acked-by: Christian Brauner <christian.brauner@ubuntu.com> Signed-off-by: Liu Shixin <liushixin2@huawei.com> Link: https://lore.kernel.org/r/20200929015216.1829946-1-liushixin2@huawei.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>