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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2010-03-13 23:49:13 -0800
committerGreg Kroah-Hartman <gregkh@suse.de>2010-05-21 09:37:30 -0700
commit673fae90d5ee4ae2b6403f9d45af7ff640f06a60 (patch)
tree62b2782e9e6b9e02bd6048ec34b16b76001ed602 /drivers/base/firmware_class.c
parente9045f9178f3e3445a3a5b85206f8681b3869562 (diff)
firmware loader: rely on driver core to create class attribute
Do not create 'timeout' attribute manually, let driver core do it for us. This also ensures that attribute is cleaned up properly. Signed-off-by: Dmitry Torokhov <dtor@mail.ru> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/base/firmware_class.c')
-rw-r--r--drivers/base/firmware_class.c59
1 files changed, 24 insertions, 35 deletions
diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c
index d45d1e1c40a..d351e773f43 100644
--- a/drivers/base/firmware_class.c
+++ b/drivers/base/firmware_class.c
@@ -101,9 +101,26 @@ firmware_timeout_store(struct class *class,
return count;
}
-static CLASS_ATTR(timeout, 0644, firmware_timeout_show, firmware_timeout_store);
+static struct class_attribute firmware_class_attrs[] = {
+ __ATTR(timeout, S_IWUSR | S_IRUGO,
+ firmware_timeout_show, firmware_timeout_store),
+ __ATTR_NULL
+};
-static void fw_dev_release(struct device *dev);
+static void fw_dev_release(struct device *dev)
+{
+ struct firmware_priv *fw_priv = dev_get_drvdata(dev);
+ int i;
+
+ for (i = 0; i < fw_priv->nr_pages; i++)
+ __free_page(fw_priv->pages[i]);
+ kfree(fw_priv->pages);
+ kfree(fw_priv->fw_id);
+ kfree(fw_priv);
+ kfree(dev);
+
+ module_put(THIS_MODULE);
+}
static int firmware_uevent(struct device *dev, struct kobj_uevent_env *env)
{
@@ -121,6 +138,7 @@ static int firmware_uevent(struct device *dev, struct kobj_uevent_env *env)
static struct class firmware_class = {
.name = "firmware",
+ .class_attrs = firmware_class_attrs,
.dev_uevent = firmware_uevent,
.dev_release = fw_dev_release,
};
@@ -370,21 +388,6 @@ static struct bin_attribute firmware_attr_data_tmpl = {
.write = firmware_data_write,
};
-static void fw_dev_release(struct device *dev)
-{
- struct firmware_priv *fw_priv = dev_get_drvdata(dev);
- int i;
-
- for (i = 0; i < fw_priv->nr_pages; i++)
- __free_page(fw_priv->pages[i]);
- kfree(fw_priv->pages);
- kfree(fw_priv->fw_id);
- kfree(fw_priv);
- kfree(dev);
-
- module_put(THIS_MODULE);
-}
-
static void
firmware_class_timeout(u_long data)
{
@@ -689,26 +692,12 @@ request_firmware_nowait(
return 0;
}
-static int __init
-firmware_class_init(void)
+static int __init firmware_class_init(void)
{
- int error;
- error = class_register(&firmware_class);
- if (error) {
- printk(KERN_ERR "%s: class_register failed\n", __func__);
- return error;
- }
- error = class_create_file(&firmware_class, &class_attr_timeout);
- if (error) {
- printk(KERN_ERR "%s: class_create_file failed\n",
- __func__);
- class_unregister(&firmware_class);
- }
- return error;
-
+ return class_register(&firmware_class);
}
-static void __exit
-firmware_class_exit(void)
+
+static void __exit firmware_class_exit(void)
{
class_unregister(&firmware_class);
}