diff --git a/drivers/mtd/maps/physmap.c b/drivers/mtd/maps/physmap.c
index 49e2039..73a8d3c 100644
--- a/drivers/mtd/maps/physmap.c
+++ b/drivers/mtd/maps/physmap.c
@@ -277,11 +277,16 @@ static struct resource physmap_flash_resource = {
  	.flags		= IORESOURCE_MEM,
  };

+static void physmap_dummy_release(struct device *dev)
+{
+}
+
  static struct platform_device physmap_flash = {
  	.name		= "physmap-flash",
  	.id		= 0,
  	.dev		= {
  		.platform_data	= &physmap_flash_data,
+		.release	= &physmap_dummy_release,
  	},
  	.num_resources	= 1,
  	.resource	= &physmap_flash_resource,