ALSA: hda - consitify string arrays

Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 05e5ec8..ae5c5d5e 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -2134,10 +2134,10 @@
  * This function returns zero if successful or a negative error code.
  */
 int snd_hda_add_vmaster(struct hda_codec *codec, char *name,
-			unsigned int *tlv, const char **slaves)
+			unsigned int *tlv, const char * const *slaves)
 {
 	struct snd_kcontrol *kctl;
-	const char **s;
+	const char * const *s;
 	int err;
 
 	for (s = slaves; *s && !snd_hda_find_mixer_ctl(codec, *s); s++)
@@ -3689,7 +3689,7 @@
  * If no entries are matching, the function returns a negative value.
  */
 int snd_hda_check_board_config(struct hda_codec *codec,
-			       int num_configs, const char **models,
+			       int num_configs, const char * const *models,
 			       const struct snd_pci_quirk *tbl)
 {
 	if (codec->modelname && models) {
@@ -3753,7 +3753,7 @@
  * If no entries are matching, the function returns a negative value.
  */
 int snd_hda_check_board_codec_sid_config(struct hda_codec *codec,
-			       int num_configs, const char **models,
+			       int num_configs, const char * const *models,
 			       const struct snd_pci_quirk *tbl)
 {
 	const struct snd_pci_quirk *q;
@@ -4690,7 +4690,7 @@
 					int check_location)
 {
 	unsigned int def_conf;
-	static const char *mic_names[] = {
+	static const char * const mic_names[] = {
 		"Internal Mic", "Dock Mic", "Mic", "Front Mic", "Rear Mic",
 	};
 	int attr;