diff --git a/drivers/audio/sound.asm b/drivers/audio/sound.asm
index 43e64f3e7e..8c8edfd99e 100644
--- a/drivers/audio/sound.asm
+++ b/drivers/audio/sound.asm
@@ -194,12 +194,6 @@ endp
 
 proc detect_controller
 
-locals
-        last_bus dd ?
-        bus      dd ?
-        devfn    dd ?
-endl
-
         invoke  GetPCIList
         mov     edx, eax