Applied "ASoC: rockchip: Fix an error handling in 'rockchip_i2s_probe'" to the asoc tree

Mark Brown broonie at
Thu Jun 15 10:20:55 PDT 2017

The patch

   ASoC: rockchip: Fix an error handling in 'rockchip_i2s_probe'

has been applied to the asoc tree at


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>From c3a3d3c41b74b05267bab6173f2a8224a1443ba6 Mon Sep 17 00:00:00 2001
From: Christophe Jaillet <christophe.jaillet at>
Date: Thu, 15 Jun 2017 07:53:11 +0200
Subject: [PATCH] ASoC: rockchip: Fix an error handling in 'rockchip_i2s_probe'

If this memory allocation fail, we must disable what has been enabled.
Do not return immediately but go thrue the error handling path instead.

Also use 'devm_kmemdup' instead of 'devm_kzalloc+memcpy' to simplify code.

Signed-off-by: Christophe JAILLET <christophe.jaillet at>
Signed-off-by: Mark Brown <broonie at>
 sound/soc/rockchip/rockchip_i2s.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/sound/soc/rockchip/rockchip_i2s.c b/sound/soc/rockchip/rockchip_i2s.c
index 66a26c56c658..ce09dee2202e 100644
--- a/sound/soc/rockchip/rockchip_i2s.c
+++ b/sound/soc/rockchip/rockchip_i2s.c
@@ -641,12 +641,13 @@ static int rockchip_i2s_probe(struct platform_device *pdev)
 			goto err_pm_disable;
-	soc_dai = devm_kzalloc(&pdev->dev,
+	soc_dai = devm_kmemdup(&pdev->dev, &rockchip_i2s_dai
 			       sizeof(*soc_dai), GFP_KERNEL);
-	if (!soc_dai)
-		return -ENOMEM;
+	if (!soc_dai) {
+		err = -ENOMEM;
+		goto err_pm_disable;
+	}
-	memcpy(soc_dai, &rockchip_i2s_dai, sizeof(*soc_dai));
 	if (!of_property_read_u32(node, "rockchip,playback-channels", &val)) {
 		if (val >= 2 && val <= 8)
 			soc_dai->playback.channels_max = val;

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