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asus-wmi: return proper value in store_cpufv() 

Cc: stable@kernel.org
Signed-off-by: Corentin Chary <corentin.chary@gmail.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
This commit is contained in:
Corentin Chary 2011-07-01 11:34:38 +02:00 committed by Matthew Garrett
parent e02431d6f5
commit 3df5fdadf6
1 changed files with 6 additions and 2 deletions
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8
drivers/platform/x86/asus-wmi.c
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@ -1307,14 +1307,18 @@ ASUS_WMI_CREATE_DEVICE_ATTR(cardr, 0644, ASUS_WMI_DEVID_CARDREADER);
static ssize_t store_cpufv(struct device *dev, struct device_attribute *attr, static ssize_t store_cpufv(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count) const char *buf, size_t count)
{ {
int value; int value, rv;
if (!count || sscanf(buf, "%i", &value) != 1) if (!count || sscanf(buf, "%i", &value) != 1)
return -EINVAL; return -EINVAL;
if (value < 0 || value > 2) if (value < 0 || value > 2)
return -EINVAL; return -EINVAL;
return asus_wmi_evaluate_method(ASUS_WMI_METHODID_CFVS, value, 0, NULL); rv = asus_wmi_evaluate_method(ASUS_WMI_METHODID_CFVS, value, 0, NULL);
if (rv < 0)
return rv;
return count;
} }
static DEVICE_ATTR(cpufv, S_IRUGO | S_IWUSR, NULL, store_cpufv); static DEVICE_ATTR(cpufv, S_IRUGO | S_IWUSR, NULL, store_cpufv);