diff --git a/drivers/staging/android/binder.h b/drivers/staging/android/binder.h
index 6515dd2f3552e8de72f6bdf8cefe9e3d4fbbbb4d..b55bba9ad92b14eefca777605f91f5af6c2d948d 100644
--- a/drivers/staging/android/binder.h
+++ b/drivers/staging/android/binder.h
@@ -265,7 +265,7 @@ enum binder_driver_command_protocol {
 	 * Else you have acquired a primary reference on the object.
 	 */
 
-	BC_FREE_BUFFER = _IOW('c', 3, int),
+	BC_FREE_BUFFER = _IOW('c', 3, void *),
 	/*
 	 * void *: ptr to transaction data received on a read
 	 */