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PCI: Remove unnecessary "if" statement

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In store_remove_id(), set the default return value to -ENODEV, and
overwrite it with the input buffer size if we find a matching list entry.
Then we don't need to test whether to return an error or the count.

No functional change.

[bhelgaas: changelog]
Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Zhen Lei 2015-09-10 18:40:31 +08:00 committed by Bjorn Helgaas
parent 6ff33f3902
commit 9222097f0d
1 changed files with 3 additions and 5 deletions
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8
drivers/pci/pci-driver.c
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@ -172,7 +172,7 @@ static ssize_t store_remove_id(struct device_driver *driver, const char *buf,
__u32 vendor, device, subvendor = PCI_ANY_ID,
subdevice = PCI_ANY_ID, class = 0, class_mask = 0;
int fields = 0;
int retval = -ENODEV;
size_t retval = -ENODEV;
fields = sscanf(buf, "%x %x %x %x %x %x",
&vendor, &device, &subvendor, &subdevice,
@ -190,15 +190,13 @@ static ssize_t store_remove_id(struct device_driver *driver, const char *buf,
!((id->class ^ class) & class_mask)) {
list_del(&dynid->node);
kfree(dynid);
retval = 0;
retval = count;
break;
}
}
spin_unlock(&pdrv->dynids.lock);
if (retval)
return retval;
return count;
return retval;
}
static DRIVER_ATTR(remove_id, S_IWUSR, NULL, store_remove_id);