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Date:   Thu, 2 Nov 2017 15:21:52 +0100
From:   Ulf Hansson <ulf.hansson@...aro.org>
To:     Kees Cook <keescook@...omium.org>
Cc:     Jaehoon Chung <jh80.chung@...sung.com>,
        "linux-mmc@...r.kernel.org" <linux-mmc@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] mmc: dw_mmc: Convert timers to use timer_setup()

On 30 October 2017 at 22:45, Kees Cook <keescook@...omium.org> wrote:
> In preparation for unconditionally passing the struct timer_list pointer to
> all timer callbacks, switch to using the new timer_setup() and from_timer()
> to pass the timer pointer explicitly.
>
> Cc: Jaehoon Chung <jh80.chung@...sung.com>
> Cc: Ulf Hansson <ulf.hansson@...aro.org>
> Cc: linux-mmc@...r.kernel.org
> Signed-off-by: Kees Cook <keescook@...omium.org>

Thanks, applied for next!

Kind regards
Uffe

> ---
>  drivers/mmc/host/dw_mmc.c | 23 +++++++++--------------
>  1 file changed, 9 insertions(+), 14 deletions(-)
>
> diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
> index 37b55b095daf..0aa39975f33b 100644
> --- a/drivers/mmc/host/dw_mmc.c
> +++ b/drivers/mmc/host/dw_mmc.c
> @@ -2991,9 +2991,9 @@ static void dw_mci_init_dma(struct dw_mci *host)
>         host->use_dma = TRANS_MODE_PIO;
>  }
>
> -static void dw_mci_cmd11_timer(unsigned long arg)
> +static void dw_mci_cmd11_timer(struct timer_list *t)
>  {
> -       struct dw_mci *host = (struct dw_mci *)arg;
> +       struct dw_mci *host = from_timer(host, t, cmd11_timer);
>
>         if (host->state != STATE_SENDING_CMD11) {
>                 dev_warn(host->dev, "Unexpected CMD11 timeout\n");
> @@ -3005,9 +3005,9 @@ static void dw_mci_cmd11_timer(unsigned long arg)
>         tasklet_schedule(&host->tasklet);
>  }
>
> -static void dw_mci_cto_timer(unsigned long arg)
> +static void dw_mci_cto_timer(struct timer_list *t)
>  {
> -       struct dw_mci *host = (struct dw_mci *)arg;
> +       struct dw_mci *host = from_timer(host, t, cto_timer);
>         unsigned long irqflags;
>         u32 pending;
>
> @@ -3060,9 +3060,9 @@ static void dw_mci_cto_timer(unsigned long arg)
>         spin_unlock_irqrestore(&host->irq_lock, irqflags);
>  }
>
> -static void dw_mci_dto_timer(unsigned long arg)
> +static void dw_mci_dto_timer(struct timer_list *t)
>  {
> -       struct dw_mci *host = (struct dw_mci *)arg;
> +       struct dw_mci *host = from_timer(host, t, dto_timer);
>         unsigned long irqflags;
>         u32 pending;
>
> @@ -3257,14 +3257,9 @@ int dw_mci_probe(struct dw_mci *host)
>                 }
>         }
>
> -       setup_timer(&host->cmd11_timer,
> -                   dw_mci_cmd11_timer, (unsigned long)host);
> -
> -       setup_timer(&host->cto_timer,
> -                   dw_mci_cto_timer, (unsigned long)host);
> -
> -       setup_timer(&host->dto_timer,
> -                   dw_mci_dto_timer, (unsigned long)host);
> +       timer_setup(&host->cmd11_timer, dw_mci_cmd11_timer, 0);
> +       timer_setup(&host->cto_timer, dw_mci_cto_timer, 0);
> +       timer_setup(&host->dto_timer, dw_mci_dto_timer, 0);
>
>         spin_lock_init(&host->lock);
>         spin_lock_init(&host->irq_lock);
> --
> 2.7.4
>
>
> --
> Kees Cook
> Pixel Security

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