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authorAxel Lin <axel.lin@gmail.com>2010-11-25 15:13:09 +0800
committerMark Brown <broonie@opensource.wolfsonmicro.com>2010-11-25 11:09:50 +0000
commitac8f924af555573e29b126ac5cef4fdd122ae517 (patch)
tree0861be93839ee3f84bde6ee349daa63413dd4f32 /sound
parent14abca3dfc51c0a4f798183f131d63bfd6552bd4 (diff)
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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 <axel.lin@gmail.com> Acked-by: Sascha Hauer <s.hauer@pengutronix.de> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/imx/imx-ssi.c15
1 files 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);