From ac8f924af555573e29b126ac5cef4fdd122ae517 Mon Sep 17 00:00:00 2001 From: Axel Lin Date: Thu, 25 Nov 2010 15:13:09 +0800 Subject: [PATCH] ASoC: imx-ssi: fix resource leak Fix imx_ssi_probe() error path and imx_ssi_remove() to properly free allocated resources. Signed-off-by: Axel Lin Acked-by: Sascha Hauer Acked-by: Liam Girdwood Signed-off-by: Mark Brown --- sound/soc/imx/imx-ssi.c | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) diff --git a/sound/soc/imx/imx-ssi.c b/sound/soc/imx/imx-ssi.c index d2d98c75ee8..390b6ffc265 100644 --- a/sound/soc/imx/imx-ssi.c +++ b/sound/soc/imx/imx-ssi.c @@ -679,8 +679,11 @@ static int imx_ssi_probe(struct platform_device *pdev) } ssi->soc_platform_pdev_fiq = platform_device_alloc("imx-fiq-pcm-audio", pdev->id); - if (!ssi->soc_platform_pdev_fiq) + if (!ssi->soc_platform_pdev_fiq) { + ret = -ENOMEM; goto failed_pdev_fiq_alloc; + } + platform_set_drvdata(ssi->soc_platform_pdev_fiq, ssi); ret = platform_device_add(ssi->soc_platform_pdev_fiq); if (ret) { @@ -689,8 +692,11 @@ static int imx_ssi_probe(struct platform_device *pdev) } ssi->soc_platform_pdev = platform_device_alloc("imx-pcm-audio", pdev->id); - if (!ssi->soc_platform_pdev) + if (!ssi->soc_platform_pdev) { + ret = -ENOMEM; goto failed_pdev_alloc; + } + platform_set_drvdata(ssi->soc_platform_pdev, ssi); ret = platform_device_add(ssi->soc_platform_pdev); if (ret) { @@ -703,6 +709,7 @@ static int imx_ssi_probe(struct platform_device *pdev) failed_pdev_add: platform_device_put(ssi->soc_platform_pdev); failed_pdev_alloc: + platform_device_del(ssi->soc_platform_pdev_fiq); failed_pdev_fiq_add: platform_device_put(ssi->soc_platform_pdev_fiq); failed_pdev_fiq_alloc: @@ -726,8 +733,8 @@ static int __devexit imx_ssi_remove(struct platform_device *pdev) struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0); struct imx_ssi *ssi = platform_get_drvdata(pdev); - platform_device_del(ssi->soc_platform_pdev); - platform_device_put(ssi->soc_platform_pdev); + platform_device_unregister(ssi->soc_platform_pdev); + platform_device_unregister(ssi->soc_platform_pdev_fiq); snd_soc_unregister_dai(&pdev->dev); -- 2.20.1