diff options
Diffstat (limited to 'sys/dev/acpi/acpithinkpad.c')
| -rw-r--r-- | sys/dev/acpi/acpithinkpad.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/sys/dev/acpi/acpithinkpad.c b/sys/dev/acpi/acpithinkpad.c index 687f7cc5a24..ebc4f3e48f2 100644 --- a/sys/dev/acpi/acpithinkpad.c +++ b/sys/dev/acpi/acpithinkpad.c @@ -1,4 +1,4 @@ -/* $OpenBSD: acpithinkpad.c,v 1.48 2015/12/14 18:48:50 kettenis Exp $ */ +/* $OpenBSD: acpithinkpad.c,v 1.49 2015/12/16 15:43:14 kettenis Exp $ */ /* * Copyright (c) 2008 joshua stein <jcs@openbsd.org> * @@ -583,8 +583,9 @@ thinkpad_activate(struct device *self, int act) void thinkpad_get_thinklight(struct acpithinkpad_softc *sc) { - aml_evalinteger(sc->sc_acpi, sc->sc_devnode, - sc->sc_thinklight_get, 0, NULL, &sc->sc_thinklight); + if (sc->sc_thinklight_get) + aml_evalinteger(sc->sc_acpi, sc->sc_devnode, + sc->sc_thinklight_get, 0, NULL, &sc->sc_thinklight); } void |