1 files changed, 7 insertions, 6 deletions

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index a24e068a021b..308bb575bc06 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -284,7 +284,7 @@ static int alc_mux_select(struct hda_codec *codec, unsigned int adc_idx,
         struct alc_spec *spec = codec->spec;
         const struct hda_input_mux *imux;
         unsigned int mux_idx;
-        int i, type;
+        int i, type, num_conns;
         hda_nid_t nid;
 
         mux_idx = adc_idx >= spec->num_mux_defs ? 0 : adc_idx;
@@ -307,16 +307,17 @@ static int alc_mux_select(struct hda_codec *codec, unsigned int adc_idx,
                 spec->capsrc_nids[adc_idx] : spec->adc_nids[adc_idx];
 
         /* no selection? */
-        if (snd_hda_get_conn_list(codec, nid, NULL) <= 1)
+        num_conns = snd_hda_get_conn_list(codec, nid, NULL);
+        if (num_conns <= 1)
                 return 1;
 
         type = get_wcaps_type(get_wcaps(codec, nid));
         if (type == AC_WID_AUD_MIX) {
                 /* Matrix-mixer style (e.g. ALC882) */
-                for (i = 0; i < imux->num_items; i++) {
-                        unsigned int v = (i == idx) ? 0 : HDA_AMP_MUTE;
-                        snd_hda_codec_amp_stereo(codec, nid, HDA_INPUT,
-                                                 imux->items[i].index,
+                int active = imux->items[idx].index;
+                for (i = 0; i < num_conns; i++) {
+                        unsigned int v = (i == active) ? 0 : HDA_AMP_MUTE;
+                        snd_hda_codec_amp_stereo(codec, nid, HDA_INPUT, i,
                                                  HDA_AMP_MUTE, v);
                 }
         } else {