ACJ: [1/2 v3][PATCH] efi_runtime: add checking the efi environment

[Colin Ian King]

On 02/10/12 10:34, Ivan Hu wrote:
> This driver should be worked on efi environment, so efi_runtime_init will
> check efi_enable to register the driver.
>
> Signed-off-by: Ivan Hu <ivan.hu at canonical.com>
> ---
>   efi_runtime/efi_runtime.c |    3 +++
>   1 file changed, 3 insertions(+)
>
> diff --git a/efi_runtime/efi_runtime.c b/efi_runtime/efi_runtime.c
> index 7d99fbc..ccf4eff 100644
> --- a/efi_runtime/efi_runtime.c
> +++ b/efi_runtime/efi_runtime.c
> @@ -304,6 +304,9 @@ static int __init efi_runtime_init(void)
>
>   	printk(KERN_INFO "EFI_RUNTIME Driver v%s\n", EFI_FWTS_EFI_VERSION);
>
> +	if (!efi_enabled)
> +		return -ENODEV;
> +
>   	ret = misc_register(&efi_runtime_dev);
>   	if (ret) {
>   		printk(KERN_ERR "efi_runtime: can't misc_register on minor=%d\n",
>
Thanks!

Acked-by: Colin Ian King <colin.king at canonical.com>