linux-kernel - Re: [PATCH] drivers: firmware: efi: fix gcc warning -Wint-conversion

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Date:   Wed, 19 Jun 2019 11:55:14 +0200
From:   Ard Biesheuvel <ard.biesheuvel@...aro.org>
To:     Hariprasad Kelam <hariprasad.kelam@...il.com>,
        Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>,
        tpmdd-devel@...ts.sourceforge.net,
        Matthew Garrett <mjg59@...gle.com>
Cc:     linux-efi <linux-efi@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] drivers: firmware: efi: fix gcc warning -Wint-conversion

(+ Jarkko, tpmdd, Matthew)

On Sat, 15 Jun 2019 at 06:02, Hariprasad Kelam
<hariprasad.kelam@...il.com> wrote:
>
> This patch fixes below warning
>
> drivers/firmware/efi/tpm.c:78:38: warning: passing argument 1 of
> ‘tpm2_calc_event_log_size’ makes pointer from integer without a cast
> [-Wint-conversion]
>
> Signed-off-by: Hariprasad Kelam <hariprasad.kelam@...il.com>

I think we already have a fix queued for this, no?

> ---
>  drivers/firmware/efi/tpm.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/firmware/efi/tpm.c b/drivers/firmware/efi/tpm.c
> index 74d0cd1..1d3f5ca 100644
> --- a/drivers/firmware/efi/tpm.c
> +++ b/drivers/firmware/efi/tpm.c
> @@ -75,7 +75,7 @@ int __init efi_tpm_eventlog_init(void)
>                 goto out;
>         }
>
> -       tbl_size = tpm2_calc_event_log_size(efi.tpm_final_log
> +       tbl_size = tpm2_calc_event_log_size((void *)efi.tpm_final_log
>                                             + sizeof(final_tbl->version)
>                                             + sizeof(final_tbl->nr_events),
>                                             final_tbl->nr_events,
> --
> 2.7.4
>