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pch_phub: fix error return code in pch_phub_probe()

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Error code had been assigned to retval in some error handling case
but never use it, 0 is always returned in those case, this patch
fix them to return a negative error code.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Wei Yongjun 2013-06-04 22:44:27 +08:00 committed by Greg Kroah-Hartman
parent f7b41276b6
commit 29ddae2a40
1 changed files with 17 additions and 19 deletions
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36
drivers/misc/pch_phub.c
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@ -665,8 +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;
@ -709,13 +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,
@ -739,8 +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
@ -762,12 +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
@ -779,13 +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 */