1 files changed, 10 insertions, 3 deletions

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index a98c0e4da0ac..63aeddb731d9 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -1259,6 +1259,8 @@ static int alc_build_pcms(struct hda_codec *codec)
         codec->num_pcms = 1;
         codec->pcm_info = info;
 
+        snd_assert(spec->stream_analog_playback, return -EINVAL);
+        snd_assert(spec->stream_analog_capture, return -EINVAL);
         info->name = spec->stream_name_analog;
         info->stream[SNDRV_PCM_STREAM_PLAYBACK] = *(spec->stream_analog_playback);
         info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid = spec->multiout.dac_nids[0];
@@ -1277,10 +1279,12 @@ static int alc_build_pcms(struct hda_codec *codec)
                 info++;
                 info->name = spec->stream_name_digital;
                 if (spec->multiout.dig_out_nid) {
+                        snd_assert(spec->stream_digital_playback, return -EINVAL);
                         info->stream[SNDRV_PCM_STREAM_PLAYBACK] = *(spec->stream_digital_playback);
                         info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid = spec->multiout.dig_out_nid;
                 }
                 if (spec->dig_in_nid) {
+                        snd_assert(spec->stream_digital_capture, return -EINVAL);
                         info->stream[SNDRV_PCM_STREAM_CAPTURE] = *(spec->stream_digital_capture);
                         info->stream[SNDRV_PCM_STREAM_CAPTURE].nid = spec->dig_in_nid;
                 }
@@ -3508,9 +3512,10 @@ static int alc882_parse_auto_config(struct hda_codec *codec)
 
         if (err < 0)
                 return err;
-        /* hack - override the init verbs */
-        spec->init_verbs[0] = alc882_auto_init_verbs;
-        return 0;
+        else if (err > 0)
+                /* hack - override the init verbs */
+                spec->init_verbs[0] = alc882_auto_init_verbs;
+        return err;
 }
 
 /* init callback for auto-configuration model -- overriding the default init */
@@ -3605,6 +3610,7 @@ static int patch_alc882(struct hda_codec *codec)
 #define alc262_adc_nids_alt     alc882_adc_nids_alt
 
 #define alc262_modes            alc260_modes
+#define alc262_capture_source   alc882_capture_source
 
 static struct snd_kcontrol_new alc262_base_mixer[] = {
         HDA_CODEC_VOLUME("Front Playback Volume", 0x0c, 0x0, HDA_OUTPUT),
@@ -3921,6 +3927,7 @@ static struct alc_config_preset alc262_presets[] = {
                 .hp_nid = 0x03,
                 .num_channel_mode = ARRAY_SIZE(alc262_modes),
                 .channel_mode = alc262_modes,
+                .input_mux = alc262_capture_source,
         },
 };