1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/base/class.c b/drivers/base/class.c
index ba6745b0fd2f..624b3316e938 100644
--- a/drivers/base/class.c
+++ b/drivers/base/class.c
@@ -17,6 +17,7 @@
 #include <linux/kdev_t.h>
 #include <linux/err.h>
 #include <linux/slab.h>
+#include <linux/genhd.h>
 #include "base.h"
 
 #define to_class_attr(_attr) container_of(_attr, struct class_attribute, attr)
@@ -149,7 +150,13 @@ int class_register(struct class * cls)
         if (error)
                 return error;
 
+#ifdef CONFIG_SYSFS_DEPRECATED
+        /* let the block class directory show up in the root of sysfs */
+        if (cls != &block_class)
+                cls->subsys.kobj.kset = class_kset;
+#else
         cls->subsys.kobj.kset = class_kset;
+#endif
         cls->subsys.kobj.ktype = &class_ktype;
 
         error = kset_register(&cls->subsys);