Driver core: keep PHYSDEV for old struct class_device

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

diff --git a/drivers/base/core.c b/drivers/base/core.c
index 59d9816c332e4993d00906e99e89da941ce2477b..dd40d78a023dd1f2fde9712ac7700d5ade4893cf 100644 (file)
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -180,10 +180,12 @@ static int dev_uevent(struct kset *kset, struct kobject *kobj, char **envp,
                        const char *path;
 
                        path = kobject_get_path(&parent->kobj, GFP_KERNEL);
-                       add_uevent_var(envp, num_envp, &i,
-                                      buffer, buffer_size, &length,
-                                      "PHYSDEVPATH=%s", path);
-                       kfree(path);
+                       if (path) {
+                               add_uevent_var(envp, num_envp, &i,
+                                              buffer, buffer_size, &length,
+                                              "PHYSDEVPATH=%s", path);
+                               kfree(path);
+                       }
 
                        add_uevent_var(envp, num_envp, &i,
                                       buffer, buffer_size, &length,
@@ -565,7 +567,7 @@ static struct kobject * get_device_parent(struct device *dev,
        /* Set the parent to the class, not the parent device */
        /* this keeps sysfs from having a symlink to make old udevs happy */
        if (dev->class)
-               return &dev->class->subsys.kset.kobj;
+               return &dev->class->subsys.kobj;
        else if (parent)
                return &parent->kobj;
 
@@ -577,7 +579,7 @@ static struct kobject *virtual_device_parent(struct device *dev)
        static struct kobject *virtual_dir = NULL;
 
        if (!virtual_dir)
-               virtual_dir = kobject_add_dir(&devices_subsys.kset.kobj, "virtual");
+               virtual_dir = kobject_add_dir(&devices_subsys.kobj, "virtual");
 
        return virtual_dir;
 }
@@ -711,12 +713,12 @@ int device_add(struct device *dev)
        }
 
        if (dev->class) {
-               sysfs_create_link(&dev->kobj, &dev->class->subsys.kset.kobj,
+               sysfs_create_link(&dev->kobj, &dev->class->subsys.kobj,
                                  "subsystem");
                /* If this is not a "fake" compatible device, then create the
                 * symlink from the class to the device. */
-               if (dev->kobj.parent != &dev->class->subsys.kset.kobj)
-                       sysfs_create_link(&dev->class->subsys.kset.kobj,
+               if (dev->kobj.parent != &dev->class->subsys.kobj)
+                       sysfs_create_link(&dev->class->subsys.kobj,
                                          &dev->kobj, dev->bus_id);
                if (parent) {
                        sysfs_create_link(&dev->kobj, &dev->parent->kobj,
@@ -774,8 +776,8 @@ int device_add(struct device *dev)
                sysfs_remove_link(&dev->kobj, "subsystem");
                /* If this is not a "fake" compatible device, remove the
                 * symlink from the class to the device. */
-               if (dev->kobj.parent != &dev->class->subsys.kset.kobj)
-                       sysfs_remove_link(&dev->class->subsys.kset.kobj,
+               if (dev->kobj.parent != &dev->class->subsys.kobj)
+                       sysfs_remove_link(&dev->class->subsys.kobj,
                                          dev->bus_id);
                if (parent) {
 #ifdef CONFIG_SYSFS_DEPRECATED
@@ -875,8 +877,8 @@ void device_del(struct device * dev)
                sysfs_remove_link(&dev->kobj, "subsystem");
                /* If this is not a "fake" compatible device, remove the
                 * symlink from the class to the device. */
-               if (dev->kobj.parent != &dev->class->subsys.kset.kobj)
-                       sysfs_remove_link(&dev->class->subsys.kset.kobj,
+               if (dev->kobj.parent != &dev->class->subsys.kobj)
+                       sysfs_remove_link(&dev->class->subsys.kobj,
                                          dev->bus_id);
                if (parent) {
 #ifdef CONFIG_SYSFS_DEPRECATED
@@ -1192,9 +1194,9 @@ int device_rename(struct device *dev, char *new_name)
 #endif
 
        if (dev->class) {
-               sysfs_remove_link(&dev->class->subsys.kset.kobj,
+               sysfs_remove_link(&dev->class->subsys.kobj,
                                  old_symlink_name);
-               sysfs_create_link(&dev->class->subsys.kset.kobj, &dev->kobj,
+               sysfs_create_link(&dev->class->subsys.kobj, &dev->kobj,
                                  dev->bus_id);
        }
        put_device(dev);