ALSA: hda - Make codec object as a parent for input beep devices

Instead of the controller, the new codec object is assigned as a
parent for the hd-audio beep input devices, just like already done for
PCM and hwdep.
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/hda/hda_beep.c

@@ -166,7 +166,7 @@ static int snd_hda_do_attach(struct hda_beep *beep)
 	input_dev->evbit[0] = BIT_MASK(EV_SND);
 	input_dev->sndbit[0] = BIT_MASK(SND_BELL) | BIT_MASK(SND_TONE);
 	input_dev->event = snd_hda_beep_event;
-	input_dev->dev.parent = codec->bus->card->dev;
+	input_dev->dev.parent = &codec->dev;
 	input_set_drvdata(input_dev, beep);
 
 	err = input_register_device(input_dev);