diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h
index 76776164623de006f7c48ca66489594d1e703543..21632174744bed41061cab65ed18c753285b971e 100644
--- a/sound/pci/hda/hda_codec.h
+++ b/sound/pci/hda/hda_codec.h
@@ -69,9 +69,6 @@ struct hda_codec;
 struct hda_pcm;
 struct hda_pcm_stream;
 
-/* NID type */
-typedef u16 hda_nid_t;
-
 /* bus operators */
 struct hda_bus_ops {
 	/* send a single command */