On Thu, Apr 25, 2013 at 03:07:47PM +0800, Wei Yongjun wrote:
> From: Wei Yongjun <yongjun_...@trendmicro.com.cn>
>
> Add the missing platform_driver_unregister() before return
> from init_tis() in the device register error handling case.
>
> Signed-off-by: Wei Yongjun <yongjun_...@trendmicro.com.cn>
Applied and staged here, thanks!
git://github.com/shpedoikal/linux.git tpmdd-04-26-13
Kent
> ---
> drivers/char/tpm/tpm_tis.c | 19 +++++++++++++------
> 1 file changed, 13 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c
> index 8a41b6b..2f777a4 100644
> --- a/drivers/char/tpm/tpm_tis.c
> +++ b/drivers/char/tpm/tpm_tis.c
> @@ -884,13 +884,20 @@ static int __init init_tis(void)
> rc = platform_driver_register(&tis_drv);
> if (rc < 0)
> return rc;
> - if (IS_ERR(pdev=platform_device_register_simple("tpm_tis", -1, NULL,
> 0)))
> - return PTR_ERR(pdev);
> - if((rc=tpm_tis_init(&pdev->dev, TIS_MEM_BASE, TIS_MEM_LEN, 0)) != 0) {
> - platform_device_unregister(pdev);
> - platform_driver_unregister(&tis_drv);
> + pdev = platform_device_register_simple("tpm_tis", -1, NULL, 0);
> + if (IS_ERR(pdev)) {
> + rc = PTR_ERR(pdev);
> + goto err_dev;
> }
> - return rc;
> + rc = tpm_tis_init(&pdev->dev, TIS_MEM_BASE, TIS_MEM_LEN, 0);
> + if (rc)
> + goto err_init;
> + return 0;
> +err_init:
> + platform_device_unregister(pdev);
> +err_dev:
> + platform_driver_unregister(&tis_drv);
> + return rc;
> }
>
> static void __exit cleanup_tis(void)
>
>
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