diff options
| author | Corentin Chary | 2011-07-01 11:34:38 +0200 |
|---|---|---|
| committer | Matthew Garrett | 2011-08-05 14:46:02 -0400 |
| commit | 3df5fdadf6400373a696bb14e27d4771e5f6afb3 (patch) | |
| tree | cc4e47a641735d708ed5abd67a7ee75b427d1448 | |
| parent | e02431d6f5e8f1023ce0cfbaf70ddf4afae924d8 (diff) | |
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>
| -rw-r--r-- | drivers/platform/x86/asus-wmi.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c index e50872632c5a..3b9fb91e25ff 100644 --- a/drivers/platform/x86/asus-wmi.c +++ b/drivers/platform/x86/asus-wmi.c @@ -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, const char *buf, size_t count) { - int value; + int value, rv; if (!count || sscanf(buf, "%i", &value) != 1) return -EINVAL; if (value < 0 || value > 2) 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); |