[ALSA] HDA codec - little code & comment cleanup


Signed-off-by: Jaroslav Kysela <perex@suse.cz>
diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h
index 40520e9..c12bc4e 100644
--- a/sound/pci/hda/hda_codec.h
+++ b/sound/pci/hda/hda_codec.h
@@ -479,7 +479,7 @@
 struct hda_amp_info {
 	u32 key;		/* hash key */
 	u32 amp_caps;		/* amp capabilities */
-	u16 vol[2];		/* current volume & mute*/
+	u16 vol[2];		/* current volume & mute */
 	u16 status;		/* update flag */
 	u16 next;		/* next link */
 };