From 3df5fdadf6400373a696bb14e27d4771e5f6afb3 Mon Sep 17 00:00:00 2001 From: Corentin Chary Date: Fri, 1 Jul 2011 11:34:38 +0200 Subject: asus-wmi: return proper value in store_cpufv() Cc: stable@kernel.org Signed-off-by: Corentin Chary Signed-off-by: Matthew Garrett --- drivers/platform/x86/asus-wmi.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) (limited to 'drivers/platform') diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c index e50872632c5..3b9fb91e25f 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); -- cgit v1.2.3-70-g09d2