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 (file)
--- a/arch/arm/mach-omap1/dma.c
+++ b/arch/arm/mach-omap1/dma.c
@@ -301,7 +301,7 @@ static int __init omap1_system_dma_init(void)
        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 @@ static int __init omap1_system_dma_init(void)
                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 @@ exit_release_d:
        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);