memory hotplug: suppress "Device memoryX does not have a release() function" warning

[linux-imx.git] / drivers / base / memory.c

diff --git a/drivers/base/memory.c b/drivers/base/memory.c
index 86c88216a503197a84ef22004bf4949adec98d92..7eb1211ab6881f0117f35f5e46b28f4dde86b2d3 100644 (file)
--- a/drivers/base/memory.c
+++ b/drivers/base/memory.c
@@ -70,6 +70,13 @@ void unregister_memory_isolate_notifier(struct notifier_block *nb)
 }
 EXPORT_SYMBOL(unregister_memory_isolate_notifier);
 
+static void memory_block_release(struct device *dev)
+{
+       struct memory_block *mem = container_of(dev, struct memory_block, dev);
+
+       kfree(mem);
+}
+
 /*
  * register_memory - Setup a sysfs device for a memory block
  */
@@ -80,6 +87,7 @@ int register_memory(struct memory_block *memory)
 
        memory->dev.bus = &memory_subsys;
        memory->dev.id = memory->start_section_nr / sections_per_block;
+       memory->dev.release = memory_block_release;
 
        error = device_register(&memory->dev);
        return error;
@@ -635,7 +643,6 @@ int remove_memory_block(unsigned long node_id, struct mem_section *section,
                mem_remove_simple_file(mem, phys_device);
                mem_remove_simple_file(mem, removable);
                unregister_memory(mem);
-               kfree(mem);
        } else
                kobject_put(&mem->dev.kobj);