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Commit d10a80de authored by Libin Yang's avatar Libin Yang Committed by Takashi Iwai
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ALSA: hda - hdmi_find_pcm_slot return value bug fix 



hdmi_find_pcm_slot return -EBUSY when not no pcm slot found,
not -ENODEV. So the caller should compare with -EBUSY.

Fixes: a76056f2 ('ALSA: hda - hdmi dynamically bind PCM to pin when monitor hotplug')
Signed-off-by: default avatarLibin Yang <libin.yang@linux.intel.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent eedf5e72

sound/pci/hda/patch_hdmi.c

+1 −1
Original line number Diff line number Diff line
@@ -1758,7 +1758,7 @@ static void hdmi_attach_hda_pcm(struct hdmi_spec *spec, 
	if (per_pin->pcm)

		return;

	idx = hdmi_find_pcm_slot(spec, per_pin);

	if (idx == -ENODEV)

	if (idx == -EBUSY)

		return;

	per_pin->pcm_idx = idx;

	per_pin->pcm = get_hdmi_pcm(spec, idx);