[PATCH 5/7] [media] mipi-csis: make sparse happy

Arnd Bergmann arnd at arndb.de
Fri Oct 2 15:25:57 PDT 2015


On Thursday 01 October 2015 19:17:27 Mauro Carvalho Chehab wrote:
> diff --git a/drivers/media/platform/exynos4-is/mipi-csis.c b/drivers/media/platform/exynos4-is/mipi-csis.c
> index d74e1bec3d86..4b85105dc159 100644
> --- a/drivers/media/platform/exynos4-is/mipi-csis.c
> +++ b/drivers/media/platform/exynos4-is/mipi-csis.c
> @@ -706,7 +706,8 @@ static irqreturn_t s5pcsis_irq_handler(int irq, void *dev_id)
>                 else
>                         offset = S5PCSIS_PKTDATA_ODD;
>  
> -               memcpy(pktbuf->data, state->regs + offset, pktbuf->len);
> +               memcpy(pktbuf->data, (u8 __force *)state->regs + offset,
> +                      pktbuf->len);
>                 pktbuf->data = NULL;
> 

I think this is what memcpy_toio() is meant for.

	Arnd



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