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Re: [PATCH v2] drivers: net: cpsw: fix kmemleak false-positive reports for sk buffers

From David Miller <davem@davemloft.net>
Newsgroups linux.kernel
Subject Re: [PATCH v2] drivers: net: cpsw: fix kmemleak false-positive reports for sk buffers
Date 2016-08-11 03:10 +0200
Message-ID <s4MFr-4ne-3@gated-at.bofh.it> (permalink)
References <s4Jey-29X-13@gated-at.bofh.it>
Organization linux.* mail to news gateway

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From: Grygorii Strashko <grygorii.strashko@ti.com>
Date: Wed, 10 Aug 2016 20:02:53 +0300

> diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c
> index 0805855..5caef77 100644
> --- a/drivers/net/ethernet/ti/cpsw.c
> +++ b/drivers/net/ethernet/ti/cpsw.c
> @@ -732,6 +732,11 @@ static void cpsw_rx_handler(void *token, int len, int status)
>  		netif_receive_skb(skb);
>  		ndev->stats.rx_bytes += len;
>  		ndev->stats.rx_packets++;
> +		/* SKB pointer will be stored in CPPI RAM (SRAM) which belongs
> +		 * to MMIO space, as result false positive memory leak report
> +		 * will be generated.
> +		 */
> +		kmemleak_not_leak(new_skb);
>  	} else {
>  		ndev->stats.rx_dropped++;
>  		new_skb = skb;

There is already a kmemleak_not_leak() statement here in the current
driver.

Please always develop and generate patches against current sources.

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[PATCH v2] drivers: net: cpsw: fix kmemleak false-positive reports for sk buffers Grygorii Strashko <grygorii.strashko@ti.com> - 2016-08-10 23:30 +0200
  Re: [PATCH v2] drivers: net: cpsw: fix kmemleak false-positive  reports for sk buffers David Miller <davem@davemloft.net> - 2016-08-11 03:10 +0200
    Re: [PATCH v2] drivers: net: cpsw: fix kmemleak false-positive  reports for sk buffers Grygorii Strashko <grygorii.strashko@ti.com> - 2016-08-11 14:40 +0200

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