drivers_base: make argument to platform_device_register_full const

platform_device_register_full doesn't modify *pdevinfo so it can be
marked as const without further adaptions.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/include/linux/platform_device.h b/include/linux/platform_device.h
index 165a8d1..5622fa2 100644
--- a/include/linux/platform_device.h
+++ b/include/linux/platform_device.h
@@ -63,7 +63,7 @@
 		u64 dma_mask;
 };
 extern struct platform_device *platform_device_register_full(
-		struct platform_device_info *pdevinfo);
+		const struct platform_device_info *pdevinfo);
 
 /**
  * platform_device_register_resndata - add a platform-level device with