commit: 3df5fdadf6400373a696bb14e27d4771e5f6afb3
From: Corentin Chary <corentin.ch...@gmail.com>
Date: Fri, 1 Jul 2011 11:34:38 +0200
Subject: [PATCH] asus-wmi: return proper value in store_cpufv()
Cc: sta...@kernel.org
Signed-off-by: Corentin Chary <corentin.ch...@gmail.com>
Signed-off-by: Matthew Garrett <m...@redhat.com>
---
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 e508726..3b9fb91 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);
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