From: Pan Bian <[email protected]> Date: Sun, 12 Nov 2017 23:38:09 +0800
> Function devm_gpiod_get_optional() returns an ERR_PTR on failure. Its > return value should not be validated by a NULL check. Instead, use IS_ERR. > > Signed-off-by: Pan Bian <[email protected]> Applied.
