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backlight: crbllcd_bl - Use platform_device_register_simple()

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Use platform_device_register_simple() and also fix error
handling when platform_device_alloc() fails (cr_backlight_driver
is left registered).

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>
This commit is contained in:
Akinobu Mita 2008-11-17 15:21:32 +00:00 committed by Richard Purdie
parent 6cd6f35a4b
commit b4a11d3da2
1 changed files with 7 additions and 11 deletions
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18
drivers/video/backlight/cr_bllcd.c
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@ -259,22 +259,18 @@ static int __init cr_backlight_init(void)
{
int ret = platform_driver_register(&cr_backlight_driver);
if (!ret) {
crp = platform_device_alloc("cr_backlight", -1);
if (!crp)
return -ENOMEM;
if (ret)
return ret;
ret = platform_device_add(crp);
if (ret) {
platform_device_put(crp);
platform_driver_unregister(&cr_backlight_driver);
}
crp = platform_device_register_simple("cr_backlight", -1, NULL, 0);
if (IS_ERR(crp)) {
platform_driver_unregister(&cr_backlight_driver);
return PTR_ERR(crp);
}
printk("Carillo Ranch Backlight Driver Initialized.\n");
return ret;
return 0;
}
static void __exit cr_backlight_exit(void)