leds: Prefer IS_ERR_OR_NULL over manual NULL check
Prefer using IS_ERR_OR_NULL() over using IS_ERR() and a manual NULL
check.
Change generated with coccinelle.
Signed-off-by: Philipp Hahn <phahn-oss@avm.de>
Link: https://patch.msgid.link/20260310-b4-is_err_or_null-v1-51-bd63b656022d@avm.de
Signed-off-by: Lee Jones <lee@kernel.org>
authored by