pch_phub: re-use native MAC address parser

We have mac_pton() helper to parse MAC addresses.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Andy Shevchenko 2013-05-28 18:54:58 +03:00 committed by Greg Kroah-Hartman
parent c265a0d515
commit 143e9c76c4
1 changed files with 2 additions and 6 deletions

View File

@ -633,17 +633,13 @@ static ssize_t show_pch_mac(struct device *dev, struct device_attribute *attr,
static ssize_t store_pch_mac(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
u8 mac[6];
u8 mac[ETH_ALEN];
ssize_t rom_size;
struct pch_phub_reg *chip = dev_get_drvdata(dev);
if (count != 18)
if (!mac_pton(buf, mac))
return -EINVAL;
sscanf(buf, "%02x:%02x:%02x:%02x:%02x:%02x",
(u32 *)&mac[0], (u32 *)&mac[1], (u32 *)&mac[2], (u32 *)&mac[3],
(u32 *)&mac[4], (u32 *)&mac[5]);
chip->pch_phub_extrom_base_address = pci_map_rom(chip->pdev, &rom_size);
if (!chip->pch_phub_extrom_base_address)
return -ENOMEM;