linux-kernel - [PATCH v2] ASoC: fsl: Add missing error handling in pcm030_fabric

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Message-Id: <20220127131336.30214-1-linmq006@gmail.com>
Date:   Thu, 27 Jan 2022 13:13:34 +0000
From:   Miaoqian Lin <linmq006@...il.com>
To:     Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        Eric Millbrandt <emillbrandt@...aresearch.com>,
        alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Cc:     linmq006@...il.com
Subject: [PATCH v2] ASoC: fsl: Add missing error handling in pcm030_fabric_probe

Add the missing platform_device_put() and platform_device_del()
before return from pcm030_fabric_probe in the error handling case.

Fixes: c912fa913446 ("ASoC: fsl: register the wm9712-codec")
Signed-off-by: Miaoqian Lin <linmq006@...il.com>
---
Changes in v2:
- avoid return early before the card registration.
---
 sound/soc/fsl/pcm030-audio-fabric.c | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/sound/soc/fsl/pcm030-audio-fabric.c b/sound/soc/fsl/pcm030-audio-fabric.c
index af3c3b90c0ac..83b4a22bf15a 100644
--- a/sound/soc/fsl/pcm030-audio-fabric.c
+++ b/sound/soc/fsl/pcm030-audio-fabric.c
@@ -93,16 +93,21 @@ static int pcm030_fabric_probe(struct platform_device *op)
 		dev_err(&op->dev, "platform_device_alloc() failed\n");
 
 	ret = platform_device_add(pdata->codec_device);
-	if (ret)
+	if (ret) {
 		dev_err(&op->dev, "platform_device_add() failed: %d\n", ret);
+		platform_device_put(pdata->codec_device);
+	}
 
 	ret = snd_soc_register_card(card);
-	if (ret)
+	if (ret) {
 		dev_err(&op->dev, "snd_soc_register_card() failed: %d\n", ret);
+		platform_device_del(pdata->codec_device);
+		platform_device_put(pdata->codec_device);
+	}
 
 	platform_set_drvdata(op, pdata);
-
 	return ret;
+
 }
 
 static int pcm030_fabric_remove(struct platform_device *op)
-- 
2.17.1