Driver core: change sysdev classes to use dynamic kobject names

All kobjects require a dynamically allocated name now. We no longer
need to keep track if the name is statically assigned, we can just
unconditionally free() all kobject names on cleanup.

Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/base/node.c

@@ -15,7 +15,7 @@
 #include <linux/device.h>
 
 static struct sysdev_class node_class = {
-	set_kset_name("node"),
+	.name = "node",
 };