Do not blindly assume that a device node has a atmel,pins property. Instead, test it for being NULL before using it. This also silences a compiler warning when the driver is compiled without OF support. Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx> --- drivers/pinctrl/pinctrl-at91.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/pinctrl/pinctrl-at91.c b/drivers/pinctrl/pinctrl-at91.c index 021c1e5a2e..d52c184e44 100644 --- a/drivers/pinctrl/pinctrl-at91.c +++ b/drivers/pinctrl/pinctrl-at91.c @@ -449,6 +449,9 @@ static int at91_pinctrl_set_state(struct pinctrl_device *pdev, struct device_nod info = to_at91_pinctrl(pdev); list = of_get_property(np, "atmel,pins", &size); + if (!list) + return -EINVAL; + size /= sizeof(*list); if (!size || size % 4) { -- 2.11.0 _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox