netdev - Re: [PATCH v2 3/6] can: c_can: fix control interface used by c_can_do

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Date:   Fri, 26 Feb 2021 09:44:56 +0100
From:   Marc Kleine-Budde <mkl@...gutronix.de>
To:     Dario Binacchi <dariobin@...ero.it>
Cc:     linux-kernel@...r.kernel.org,
        Alexander Stein <alexander.stein@...tec-electronic.com>,
        Federico Vaga <federico.vaga@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Oliver Hartkopp <socketcan@...tkopp.net>,
        Vincent Mailhol <mailhol.vincent@...adoo.fr>,
        Wolfgang Grandegger <wg@...ndegger.com>,
        YueHaibing <yuehaibing@...wei.com>,
        Zhang Qilong <zhangqilong3@...wei.com>,
        linux-can@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH v2 3/6] can: c_can: fix control interface used by
 c_can_do_tx

On 25.02.2021 22:51:52, Dario Binacchi wrote:
> According to commit 640916db2bf7 ("can: c_can: Make it SMP safe") let RX use
> IF1 (i.e. IF_RX) and TX use IF2 (i.e. IF_TX).

Is this a fix?

Marc

> 
> Signed-off-by: Dario Binacchi <dariobin@...ero.it>
> ---
> 
> (no changes since v1)
> 
>  drivers/net/can/c_can/c_can.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/net/can/c_can/c_can.c b/drivers/net/can/c_can/c_can.c
> index dbcc1c1c92d6..69526c3a671c 100644
> --- a/drivers/net/can/c_can/c_can.c
> +++ b/drivers/net/can/c_can/c_can.c
> @@ -732,7 +732,7 @@ static void c_can_do_tx(struct net_device *dev)
>  		idx--;
>  		pend &= ~(1 << idx);
>  		obj = idx + C_CAN_MSG_OBJ_TX_FIRST;
> -		c_can_inval_tx_object(dev, IF_RX, obj);
> +		c_can_inval_tx_object(dev, IF_TX, obj);
>  		can_get_echo_skb(dev, idx, NULL);
>  		bytes += priv->dlc[idx];
>  		pkts++;
> -- 
> 2.17.1
> 
> 

-- 
Pengutronix e.K.                 | Marc Kleine-Budde           |
Embedded Linux                   | https://www.pengutronix.de  |
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