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path: root/drivers/misc/pch_phub.c
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Diffstat (limited to 'drivers/misc/pch_phub.c')
-rw-r--r--drivers/misc/pch_phub.c44
1 files changed, 19 insertions, 25 deletions
diff --git a/drivers/misc/pch_phub.c b/drivers/misc/pch_phub.c
index 931e635aa491..a5925f7f17f6 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;
@@ -669,8 +665,6 @@ static struct bin_attribute pch_bin_attr = {
static int pch_phub_probe(struct pci_dev *pdev,
const struct pci_device_id *id)
{
- int retval;
-
int ret;
struct pch_phub_reg *chip;
@@ -713,13 +707,13 @@ static int pch_phub_probe(struct pci_dev *pdev,
if (id->driver_data == 1) { /* EG20T PCH */
const char *board_name;
- retval = sysfs_create_file(&pdev->dev.kobj,
- &dev_attr_pch_mac.attr);
- if (retval)
+ ret = sysfs_create_file(&pdev->dev.kobj,
+ &dev_attr_pch_mac.attr);
+ if (ret)
goto err_sysfs_create;
- retval = sysfs_create_bin_file(&pdev->dev.kobj, &pch_bin_attr);
- if (retval)
+ ret = sysfs_create_bin_file(&pdev->dev.kobj, &pch_bin_attr);
+ if (ret)
goto exit_bin_attr;
pch_phub_read_modify_write_reg(chip,
@@ -743,8 +737,8 @@ static int pch_phub_probe(struct pci_dev *pdev,
chip->pch_opt_rom_start_address = PCH_PHUB_ROM_START_ADDR_EG20T;
chip->pch_mac_start_address = PCH_PHUB_MAC_START_ADDR_EG20T;
} else if (id->driver_data == 2) { /* ML7213 IOH */
- retval = sysfs_create_bin_file(&pdev->dev.kobj, &pch_bin_attr);
- if (retval)
+ ret = sysfs_create_bin_file(&pdev->dev.kobj, &pch_bin_attr);
+ if (ret)
goto err_sysfs_create;
/* set the prefech value
* Device2(USB OHCI #1/ USB EHCI #1/ USB Device):a
@@ -766,12 +760,12 @@ static int pch_phub_probe(struct pci_dev *pdev,
PCH_PHUB_ROM_START_ADDR_ML7223;
chip->pch_mac_start_address = PCH_PHUB_MAC_START_ADDR_ML7223;
} else if (id->driver_data == 4) { /* ML7223 IOH Bus-n*/
- retval = sysfs_create_file(&pdev->dev.kobj,
- &dev_attr_pch_mac.attr);
- if (retval)
+ ret = sysfs_create_file(&pdev->dev.kobj,
+ &dev_attr_pch_mac.attr);
+ if (ret)
goto err_sysfs_create;
- retval = sysfs_create_bin_file(&pdev->dev.kobj, &pch_bin_attr);
- if (retval)
+ ret = sysfs_create_bin_file(&pdev->dev.kobj, &pch_bin_attr);
+ if (ret)
goto exit_bin_attr;
/* set the prefech value
* Device2(USB OHCI #0,1,2,3/ USB EHCI #0):a
@@ -783,13 +777,13 @@ static int pch_phub_probe(struct pci_dev *pdev,
PCH_PHUB_ROM_START_ADDR_ML7223;
chip->pch_mac_start_address = PCH_PHUB_MAC_START_ADDR_ML7223;
} else if (id->driver_data == 5) { /* ML7831 */
- retval = sysfs_create_file(&pdev->dev.kobj,
- &dev_attr_pch_mac.attr);
- if (retval)
+ ret = sysfs_create_file(&pdev->dev.kobj,
+ &dev_attr_pch_mac.attr);
+ if (ret)
goto err_sysfs_create;
- retval = sysfs_create_bin_file(&pdev->dev.kobj, &pch_bin_attr);
- if (retval)
+ ret = sysfs_create_bin_file(&pdev->dev.kobj, &pch_bin_attr);
+ if (ret)
goto exit_bin_attr;
/* set the prefech value */