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| author |   Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2013-05-28 18:54:58 +0300 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-06-03 14:23:32 -0700 |
| commit | 143e9c76c487957de89808cf2a3c828518ad131b (patch) | |
| tree | 8dfe02e4fd6ad1b62e75446665c60aa7ded268b7 /drivers/misc | |
| parent | pcie-gadget-spear: fix error return code in spear_pcie_gadget_probe() (diff) | |
| download | linux-dev-143e9c76c487957de89808cf2a3c828518ad131b.tar.xz linux-dev-143e9c76c487957de89808cf2a3c828518ad131b.zip | |
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>
Diffstat (limited to 'drivers/misc')
| -rw-r--r-- | drivers/misc/pch_phub.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/misc/pch_phub.c b/drivers/misc/pch_phub.c index 931e635aa491..8b4d4fb9187b 100644 --- a/drivers/misc/pch_phub.c +++ b/drivers/misc/pch_phub.c @@ -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; |