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* [PATCH] staging: slicoss: replace memcpy_fromio with memcpy
@ 2016-10-18 21:26 Ryan Swan
  2016-10-18 21:36 ` Lino Sanfilippo
  0 siblings, 1 reply; 2+ messages in thread
From: Ryan Swan @ 2016-10-18 21:26 UTC (permalink / raw)
  To: devel
  Cc: Ryan Swan, liodot, charrer, gregkh, LinoSanfilippo, bmarsh94,
	amarjargal.gundjalam, aquannie, janani.rvchndrn, kevin.m.wern,
	linux-kernel

As per discusion with Lino Sanfilippo, memcpy is the proper way to copy
across dma memory, which also removes sparse warning that triggered
inquiry.

Signed-off-by: Ryan Swan <ryan@ryanswan.com>
---
 drivers/staging/slicoss/slicoss.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/slicoss/slicoss.c b/drivers/staging/slicoss/slicoss.c
index 2802b90..9a1dc72 100644
--- a/drivers/staging/slicoss/slicoss.c
+++ b/drivers/staging/slicoss/slicoss.c
@@ -1057,7 +1057,7 @@ static void slic_upr_request_complete(struct adapter *adapter, u32 isr)
 		if (stats->rcv_drops > old->rcv_drops)
 			adapter->rcv_drops += (stats->rcv_drops -
 					       old->rcv_drops);
-		memcpy_fromio(old, stats, sizeof(*stats));
+		memcpy(old, stats, sizeof(*stats));
 		break;
 	}
 	case SLIC_UPR_RLSR:
-- 
2.7.4

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] staging: slicoss: replace memcpy_fromio with memcpy
  2016-10-18 21:26 [PATCH] staging: slicoss: replace memcpy_fromio with memcpy Ryan Swan
@ 2016-10-18 21:36 ` Lino Sanfilippo
  0 siblings, 0 replies; 2+ messages in thread
From: Lino Sanfilippo @ 2016-10-18 21:36 UTC (permalink / raw)
  To: Ryan Swan, devel
  Cc: liodot, charrer, gregkh, bmarsh94, amarjargal.gundjalam, aquannie,
	janani.rvchndrn, kevin.m.wern, linux-kernel

On 18.10.2016 23:26, Ryan Swan wrote:
> As per discusion with Lino Sanfilippo, memcpy is the proper way to copy
> across dma memory, which also removes sparse warning that triggered
> inquiry.
> 
> Signed-off-by: Ryan Swan <ryan@ryanswan.com>
> ---
>  drivers/staging/slicoss/slicoss.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/staging/slicoss/slicoss.c b/drivers/staging/slicoss/slicoss.c
> index 2802b90..9a1dc72 100644
> --- a/drivers/staging/slicoss/slicoss.c
> +++ b/drivers/staging/slicoss/slicoss.c
> @@ -1057,7 +1057,7 @@ static void slic_upr_request_complete(struct adapter *adapter, u32 isr)
>  		if (stats->rcv_drops > old->rcv_drops)
>  			adapter->rcv_drops += (stats->rcv_drops -
>  					       old->rcv_drops);
> -		memcpy_fromio(old, stats, sizeof(*stats));
> +		memcpy(old, stats, sizeof(*stats));
>  		break;
>  	}
>  	case SLIC_UPR_RLSR:
> 

Reviewed-by: Lino Sanfilippo <LinoSanfilippo@gmx.de>

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2016-10-18 21:36 ` Lino Sanfilippo

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