ALSA: HDA: Fix master control for Cirrus Logic 421X

The control name "HP/Speakers" is non-standard, and since there is
only one DAC on this chip there is no need for a virtual master
anyway.

Cc: stable@kernel.org
Signed-off-by: NDavid Henningsson <david.henningsson@canonical.com>
Signed-off-by: NTakashi Iwai <tiwai@suse.de>

sound/pci/hda/patch_cirrus.c

@@ -1779,30 +1779,19 @@ static int build_cs421x_output(struct hda_codec *codec)
 	struct auto_pin_cfg *cfg = &spec->autocfg;
 	struct snd_kcontrol *kctl;
 	int err;
-	char *name = "HP/Speakers";
+	char *name = "Master";
 
 	fix_volume_caps(codec, dac);
-	if (!spec->vmaster_sw) {
-		err = add_vmaster(codec, dac);
-		if (err < 0)
-			return err;
-	}
 
 	err = add_mute(codec, name, 0,
 			HDA_COMPOSE_AMP_VAL(dac, 3, 0, HDA_OUTPUT), 0, &kctl);
 	if (err < 0)
 		return err;
-	err = snd_ctl_add_slave(spec->vmaster_sw, kctl);
-	if (err < 0)
-		return err;
 
 	err = add_volume(codec, name, 0,
 			HDA_COMPOSE_AMP_VAL(dac, 3, 0, HDA_OUTPUT), 0, &kctl);
 	if (err < 0)
 		return err;
-	err = snd_ctl_add_slave(spec->vmaster_vol, kctl);
-	if (err < 0)
-		return err;
 
 	if (cfg->speaker_outs) {
 		err = snd_hda_ctl_add(codec, 0,