ALSA: hda - Remove locally dead codes

Reported by coverity.
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/hda/hda_codec.c

@@ -2634,8 +2634,7 @@ static int map_slaves(struct hda_codec *codec, const char * const *slaves,
 	items = codec->mixers.list;
 	for (i = 0; i < codec->mixers.used; i++) {
 		struct snd_kcontrol *sctl = items[i].kctl;
-		if (!sctl || !sctl->id.name ||
-		    sctl->id.iface != SNDRV_CTL_ELEM_IFACE_MIXER)
+		if (!sctl || sctl->id.iface != SNDRV_CTL_ELEM_IFACE_MIXER)
 			continue;
 		for (s = slaves; *s; s++) {
 			char tmpname[sizeof(sctl->id.name)];

sound/pci/hda/patch_realtek.c

@@ -554,8 +554,6 @@ static int alc_subsystem_id(struct hda_codec *codec,
 			nid = portd;
 		else if (tmp == 3)
 			nid = porti;
-		else
-			return 1;
 		if (found_in_nid_list(nid, spec->gen.autocfg.line_out_pins,
 				      spec->gen.autocfg.line_outs))
 			return 1;