ALSA: hda - don't build digital output controls if not exist
authorTakashi Iwai <tiwai@suse.de>
Thu, 9 Jul 2009 09:45:59 +0000 (11:45 +0200)
committerTakashi Iwai <tiwai@suse.de>
Thu, 9 Jul 2009 09:45:59 +0000 (11:45 +0200)
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/pci/hda/patch_cirrus.c

index 57251d72b124481ff51a19153efc8b28c456b944..f5527380a2456cb3ad9921528af4b7b769476272 100644 (file)
@@ -779,6 +779,9 @@ static int build_digital_output(struct hda_codec *codec)
        struct cs_spec *spec = codec->spec;
        int err;
 
+       if (!spec->multiout.dig_out_nid)
+               return 0;
+
        err = snd_hda_create_spdif_out_ctls(codec, spec->multiout.dig_out_nid);
        if (err < 0)
                return err;
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