X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=fs%2Fchar_dev.c;h=2c7a8b5b45989b25d40f8cb6a283d7ffb8940c5a;hb=19e66a67e9b25874cd5e184e7d381ce1b955df11;hp=164a45cdaf5f96cd8e6ac92b617c0525f0aaf8ff;hpb=4f7a307dc6e4d8bfeb56f7cf7231b08cb845687c;p=linux-2.6

diff --git a/fs/char_dev.c b/fs/char_dev.c
index 164a45cdaf..2c7a8b5b45 100644
--- a/fs/char_dev.c
+++ b/fs/char_dev.c
@@ -321,14 +321,13 @@ void unregister_chrdev_region(dev_t from, unsigned count)
 	}
 }
 
-int unregister_chrdev(unsigned int major, const char *name)
+void unregister_chrdev(unsigned int major, const char *name)
 {
 	struct char_device_struct *cd;
 	cd = __unregister_chrdev_region(major, 0, 256);
 	if (cd && cd->cdev)
 		cdev_del(cd->cdev);
 	kfree(cd);
-	return 0;
 }
 
 static DEFINE_SPINLOCK(cdev_lock);
@@ -511,9 +510,8 @@ struct cdev *cdev_alloc(void)
 {
 	struct cdev *p = kzalloc(sizeof(struct cdev), GFP_KERNEL);
 	if (p) {
-		p->kobj.ktype = &ktype_cdev_dynamic;
 		INIT_LIST_HEAD(&p->list);
-		kobject_init(&p->kobj);
+		kobject_init(&p->kobj, &ktype_cdev_dynamic);
 	}
 	return p;
 }
@@ -530,8 +528,7 @@ void cdev_init(struct cdev *cdev, const struct file_operations *fops)
 {
 	memset(cdev, 0, sizeof *cdev);
 	INIT_LIST_HEAD(&cdev->list);
-	cdev->kobj.ktype = &ktype_cdev_default;
-	kobject_init(&cdev->kobj);
+	kobject_init(&cdev->kobj, &ktype_cdev_default);
 	cdev->ops = fops;
 }
 
@@ -546,6 +543,7 @@ static struct kobject *base_probe(dev_t dev, int *part, void *data)
 void __init chrdev_init(void)
 {
 	cdev_map = kobj_map_init(base_probe, &chrdevs_lock);
+	bdi_init(&directly_mappable_cdev_bdi);
 }