commit: 2ad779b7329d6894a80df94e693e72eaa0d56790
From: Takashi Iwai <[email protected]>
Date: Fri, 1 Feb 2013 14:01:27 +0100
Subject: ALSA: hda - Release assigned pin/cvt at error path of
 hdmi_pcm_open()

If the driver detects and invalid ELD, it gives an open error.
But it forgot to release the assigned pin, converter and spdif ctls
before returning.

Cc: <[email protected]>
Signed-off-by: Takashi Iwai <[email protected]>
---
 sound/pci/hda/patch_hdmi.c |    6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
index 807a2aa..1b3b4ee 100644
--- a/sound/pci/hda/patch_hdmi.c
+++ b/sound/pci/hda/patch_hdmi.c
@@ -1100,8 +1100,12 @@ static int hdmi_pcm_open(struct hda_pcm_stream *hinfo,
        if (!static_hdmi_pcm && eld->eld_valid) {
                snd_hdmi_eld_update_pcm_info(eld, hinfo);
                if (hinfo->channels_min > hinfo->channels_max ||
-                   !hinfo->rates || !hinfo->formats)
+                   !hinfo->rates || !hinfo->formats) {
+                       per_cvt->assigned = 0;
+                       hinfo->nid = 0;
+                       snd_hda_spdif_ctls_unassign(codec, pin_idx);
                        return -ENODEV;
+               }
        }
 
        /* Store the updated parameters */
-- 
1.7.10.4
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