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authorAndi Kleen <andi@firstfloor.org>2010-01-05 12:48:09 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2010-03-07 17:04:48 -0800
commit0933e2d98d1b170ef62d48e18157f5dc43b58217 (patch)
treeecbd589b7607cda35743faf65c8f4326fc8373dd /drivers/staging/asus_oled
parent869dfc875e32fd832385fd52ce54525a10401ed6 (diff)
downloadlinaro-lsk-0933e2d98d1b170ef62d48e18157f5dc43b58217.tar.gz
driver core: Convert some drivers to CLASS_ATTR_STRING
Convert some drivers who export a single string as class attribute to the new class_attr_string functions. This removes redundant code all over. Signed-off-by: Andi Kleen <ak@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/asus_oled')
-rw-r--r--drivers/staging/asus_oled/asus_oled.c15
1 files changed, 4 insertions, 11 deletions
diff --git a/drivers/staging/asus_oled/asus_oled.c b/drivers/staging/asus_oled/asus_oled.c
index 7d93f50a0a6..7ebecc92c61 100644
--- a/drivers/staging/asus_oled/asus_oled.c
+++ b/drivers/staging/asus_oled/asus_oled.c
@@ -770,15 +770,8 @@ static struct usb_driver oled_driver = {
.id_table = id_table,
};
-static ssize_t version_show(struct class *dev,
- struct class_attribute *attr,
- char *buf)
-{
- return sprintf(buf, ASUS_OLED_UNDERSCORE_NAME " %s\n",
- ASUS_OLED_VERSION);
-}
-
-static CLASS_ATTR(version, S_IRUGO, version_show, NULL);
+static CLASS_ATTR_STRING(version, S_IRUGO,
+ ASUS_OLED_UNDERSCORE_NAME " " ASUS_OLED_VERSION);
static int __init asus_oled_init(void)
{
@@ -790,7 +783,7 @@ static int __init asus_oled_init(void)
return PTR_ERR(oled_class);
}
- retval = class_create_file(oled_class, &class_attr_version);
+ retval = class_create_file(oled_class, &class_attr_version.attr);
if (retval) {
err("Error creating class version file");
goto error;
@@ -812,7 +805,7 @@ error:
static void __exit asus_oled_exit(void)
{
- class_remove_file(oled_class, &class_attr_version);
+ class_remove_file(oled_class, &class_attr_version.attr);
class_destroy(oled_class);
usb_deregister(&oled_driver);