}
ddata->boot_base = syscon_regmap_lookup_by_phandle(np, "st,syscfg");
- if (!ddata->boot_base) {
+ if (IS_ERR(ddata->boot_base)) {
dev_err(dev, "Boot base not found\n");
- return -EINVAL;
+ return PTR_ERR(ddata->boot_base);
}
err = of_property_read_u32_index(np, "st,syscfg", 1,