u8 mac[ETH_ALEN];
ssize_t rom_size;
struct pch_phub_reg *chip = dev_get_drvdata(dev);
+ int ret;
if (!mac_pton(buf, mac))
return -EINVAL;
if (!chip->pch_phub_extrom_base_address)
return -ENOMEM;
- pch_phub_write_gbe_mac_addr(chip, mac);
+ ret = pch_phub_write_gbe_mac_addr(chip, mac);
pci_unmap_rom(chip->pdev, chip->pch_phub_extrom_base_address);
+ if (ret)
+ return ret;
return count;
}