On 22 October 2015 at 15:52, Dan Carpenter <dan.carpenter@xxxxxxxxxx> wrote:
> The "pcc_subspace_idx" is -1 if it hasn't been initialized yet. We need
> it to be signed.
>
> Fixes: 337aadff8e45 ('ACPI: Introduce CPU performance controls using CPPC')
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
>
> diff --git a/drivers/acpi/cppc_acpi.c b/drivers/acpi/cppc_acpi.c
> index 0bbf84b..2ed5516 100644
> --- a/drivers/acpi/cppc_acpi.c
> +++ b/drivers/acpi/cppc_acpi.c
> @@ -302,7 +302,7 @@ err_ret:
> }
> EXPORT_SYMBOL_GPL(acpi_get_psd_map);
>
> -static int register_pcc_channel(unsigned pcc_subspace_idx)
> +static int register_pcc_channel(int pcc_subspace_idx)
> {
> struct acpi_pcct_subspace *cppc_ss;
> unsigned int len;
Acked-by: Ashwin Chaugule <ashwin.chaugule@xxxxxxxxxx>
Thanks,
Ashwin.
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