[ALSA] hda-codec - Fix channel mode helper

Modules: HDA Codec driver

Fix the channel mode helper (for put callback).

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 402ce00c6a137ac15a3f3dc7b4d71d7b1c075758..5ead2a3d05adb998f4ad24526fffd5a6fb472a4d 100644 (file)
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -1771,7 +1771,7 @@ int snd_hda_ch_mode_put(struct hda_codec *codec, struct snd_ctl_elem_value *ucon
 
        mode = ucontrol->value.enumerated.item[0];
        snd_assert(mode < num_chmodes, return -EINVAL);
-       if (*max_channelsp && ! codec->in_resume)
+       if (*max_channelsp == chmode[mode].channels && ! codec->in_resume)
                return 0;
        /* change the current channel setting */
        *max_channelsp = chmode[mode].channels;