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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org,
        Bard Liao <yung-chuan.liao@linux.intel.com>,
        Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>,
        Ranjani Sridharan <ranjani.sridharan@linux.intel.com>,
        Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>,
        Mark Brown <broonie@kernel.org>
Subject: [PATCH 5.11 031/120] ASoC: SOF: Intel: unregister DMIC device on probe error
Date:   Mon, 22 Mar 2021 13:26:54 +0100
Message-Id: <20210322121930.696212393@linuxfoundation.org>
In-Reply-To: <20210322121929.669628946@linuxfoundation.org>
References: <20210322121929.669628946@linuxfoundation.org>
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From: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>

commit 5bb0ecddb2a7f638d65e457f3da9fa334c967b14 upstream.

We only unregister the platform device during the .remove operation,
but if the probe fails we will never reach this sequence.

Suggested-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Fixes: dd96daca6c83e ("ASoC: SOF: Intel: Add APL/CNL HW DSP support")
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Link: https://lore.kernel.org/r/20210302003410.1178535-1-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 sound/soc/sof/intel/hda.c |    1 +
 1 file changed, 1 insertion(+)

--- a/sound/soc/sof/intel/hda.c
+++ b/sound/soc/sof/intel/hda.c
@@ -896,6 +896,7 @@ free_streams:
 /* dsp_unmap: not currently used */
 	iounmap(sdev->bar[HDA_DSP_BAR]);
 hdac_bus_unmap:
+	platform_device_unregister(hdev->dmic_dev);
 	iounmap(bus->remap_addr);
 	hda_codec_i915_exit(sdev);
 err: