net: sun8i-emac: fix printing NULL character

If the variant is not set and therefore NULL, do not attempt to print
the variant.

Signed-off-by: Lothar Felten <lothar.felten@gmail.com>
Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
Reviewed-by: Jagan Teki <jagan@openedev.com>
Tested-by: Jagan Teki <jagan@openedev.com>
This commit is contained in:
Lothar Felten 2018-07-13 10:45:26 +02:00 committed by Jagan Teki
parent 30e71ad5b7
commit 2f15743633

View file

@ -843,8 +843,7 @@ static int sun8i_emac_eth_ofdata_to_platdata(struct udevice *dev)
priv->variant = dev_get_driver_data(dev);
if (!priv->variant) {
printf("%s: Missing variant '%s'\n", __func__,
(char *)priv->variant);
printf("%s: Missing variant\n", __func__);
return -EINVAL;
}