ALSA: hda - Add sanity check for storing the user-defined pin configs
Check whether the given NID is a pin widget before storing the user-defined pin configs. Signed-off-by: Takashi Iwai <tiwai@suse.de>
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@ -824,6 +824,9 @@ int snd_hda_add_pincfg(struct hda_codec *codec, struct snd_array *list,
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struct hda_pincfg *pin;
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unsigned int oldcfg;
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if (get_wcaps_type(get_wcaps(codec, nid)) != AC_WID_PIN)
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return -EINVAL;
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oldcfg = snd_hda_codec_get_pincfg(codec, nid);
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pin = look_up_pincfg(codec, list, nid);
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if (!pin) {
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