driver core: export device_rename

In wireless we'd like to allow renaming of the phy devices we surface in
sysfs. The base wireless code, however, can be built modular and thus we
need device_rename exported.

Signed-off-by: Johannes Berg <[e-mail]>
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/base/core.c

···
 
 	return error;
 }
-
+EXPORT_SYMBOL_GPL(device_rename);
 
 static int device_move_class_links(struct device *dev,
 				   struct device *old_parent,