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>
diff --git a/sound/soc/imx/imx-ssi.c b/sound/soc/imx/imx-ssi.c
index d2d98c7..390b6ff 100644
--- a/sound/soc/imx/imx-ssi.c
+++ b/sound/soc/imx/imx-ssi.c
@@ -679,8 +679,11 @@
}
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 @@
}
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 @@
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 @@
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);