Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit b82855a0 authored by Takashi Iwai's avatar Takashi Iwai
Browse files

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: default avatarTakashi Iwai <tiwai@suse.de>
parent a4e09aa3

sound/pci/hda/hda_codec.c

+3 −0
Original line number Original line Diff line number Diff line
@@ -824,6 +824,9 @@ int snd_hda_add_pincfg(struct hda_codec *codec, struct snd_array *list, 
	struct hda_pincfg *pin;

	struct hda_pincfg *pin;

	unsigned int oldcfg;

	unsigned int oldcfg;





	if (get_wcaps_type(get_wcaps(codec, nid)) != AC_WID_PIN)

		return -EINVAL;



	oldcfg = snd_hda_codec_get_pincfg(codec, nid);

	oldcfg = snd_hda_codec_get_pincfg(codec, nid);

	pin = look_up_pincfg(codec, list, nid);

	pin = look_up_pincfg(codec, list, nid);

	if (!pin) {

	if (!pin) {