ARM: OMAP1: DMA: fix error handling in omap1_system_dma_init()
Add the missing iounmap() before return from omap1_system_dma_init()
in the error handling case.
Also removed platform_device_del() on add resources error case which
cause dup device delete.
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap1/dma.c b/arch/arm/mach-omap1/dma.c
index 1a4e887..68ab858 100644
--- a/arch/arm/mach-omap1/dma.c
+++ b/arch/arm/mach-omap1/dma.c
@@ -301,7 +301,7 @@
if (ret) {
dev_err(&pdev->dev, "%s: Unable to add resources for %s%d\n",
__func__, pdev->name, pdev->id);
- goto exit_device_put;
+ goto exit_iounmap;
}
p = kzalloc(sizeof(struct omap_system_dma_plat_info), GFP_KERNEL);
@@ -309,7 +309,7 @@
dev_err(&pdev->dev, "%s: Unable to allocate 'p' for %s\n",
__func__, pdev->name);
ret = -ENOMEM;
- goto exit_device_del;
+ goto exit_iounmap;
}
d = kzalloc(sizeof(struct omap_dma_dev_attr), GFP_KERNEL);
@@ -402,8 +402,8 @@
kfree(d);
exit_release_p:
kfree(p);
-exit_device_del:
- platform_device_del(pdev);
+exit_iounmap:
+ iounmap(dma_base);
exit_device_put:
platform_device_put(pdev);