[PATCH] Add a klist to struct device_driver for the devices bound to it.

[linux-2.6-omap-h63xx.git] / drivers / base / core.c

diff --git a/drivers/base/core.c b/drivers/base/core.c
index fbc223486f81b2b8380b0e157a81e429986ff73c..bc5bec61a01a1d6f49e502009df5c7df57a5fe48 100644 (file)
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -36,7 +36,7 @@ dev_attr_show(struct kobject * kobj, struct attribute * attr, char * buf)
 {
        struct device_attribute * dev_attr = to_dev_attr(attr);
        struct device * dev = to_dev(kobj);
-       ssize_t ret = 0;
+       ssize_t ret = -EIO;
 
        if (dev_attr->show)
                ret = dev_attr->show(dev, buf);
@@ -49,7 +49,7 @@ dev_attr_store(struct kobject * kobj, struct attribute * attr,
 {
        struct device_attribute * dev_attr = to_dev_attr(attr);
        struct device * dev = to_dev(kobj);
-       ssize_t ret = 0;
+       ssize_t ret = -EIO;
 
        if (dev_attr->store)
                ret = dev_attr->store(dev, buf, count);
@@ -102,7 +102,7 @@ static int dev_hotplug_filter(struct kset *kset, struct kobject *kobj)
        return 0;
 }
 
-static char *dev_hotplug_name(struct kset *kset, struct kobject *kobj)
+static const char *dev_hotplug_name(struct kset *kset, struct kobject *kobj)
 {
        struct device *dev = to_dev(kobj);
 
@@ -209,9 +209,10 @@ void device_initialize(struct device *dev)
        kobject_init(&dev->kobj);
        INIT_LIST_HEAD(&dev->node);
        INIT_LIST_HEAD(&dev->children);
-       INIT_LIST_HEAD(&dev->driver_list);
        INIT_LIST_HEAD(&dev->bus_list);
+       INIT_LIST_HEAD(&dev->driver_list);
        INIT_LIST_HEAD(&dev->dma_pools);
+       init_MUTEX(&dev->sem);
 }
 
 /**