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Date:	Wed, 27 Apr 2016 09:38:25 +0300
From:	Leon Romanovsky <leon@...nel.org>
To:	Florian Westphal <fw@...len.de>
Cc:	netdev@...r.kernel.org, linux-rdma@...r.kernel.org,
	FaisalLatif@...n.nu

<faisal.latif@...el.com>, Doug Ledford <dledford@...hat.com>
Bcc: 
Subject: Re: [PATCH net] RDMA/nes: don't leak skb if carrier down
Reply-To: leon@...nel.org
In-Reply-To: <1461529139-28582-1-git-send-email-fw@...len.de>

On Sun, Apr 24, 2016 at 10:18:59PM +0200, Florian Westphal wrote:
> Alternatively one could free the skb, OTOH I don't think this test is
> useful so just remove it.
> 
> Cc: <linux-rdma@...r.kernel.org>
> Signed-off-by: Florian Westphal <fw@...len.de>

I don't know why did you decide to send it to netdev and not to relevant
maintainers, but the relevant mailing list is linux-rdma and Faisal
needs to Review/Acknowledge it.

➜  linux-rdma git:(master) ./scripts/get_maintainer.pl -f
drivers/infiniband/hw/nes/nes_nic.c
Faisal Latif <faisal.latif@...el.com> (supporter:NETEFFECT IWARP RNIC
DRIVER (IW_NES))
Doug Ledford <dledford@...hat.com> (supporter:INFINIBAND SUBSYSTEM)
Sean Hefty <sean.hefty@...el.com> (supporter:INFINIBAND SUBSYSTEM)
Hal Rosenstock <hal.rosenstock@...il.com> (supporter:INFINIBAND
SUBSYSTEM)
linux-rdma@...r.kernel.org (open list:NETEFFECT IWARP RNIC DRIVER
(IW_NES))
linux-kernel@...r.kernel.org (open list)


> ---
>  Noticed this while working on the TX_LOCKED removal.
> 
> diff --git a/drivers/infiniband/hw/nes/nes_nic.c b/drivers/infiniband/hw/nes/nes_nic.c
> index 3ea9e05..9291453 100644
> --- a/drivers/infiniband/hw/nes/nes_nic.c
> +++ b/drivers/infiniband/hw/nes/nes_nic.c
> @@ -500,9 +500,6 @@ static int nes_netdev_start_xmit(struct sk_buff *skb, struct net_device *netdev)
>  	 *		skb_shinfo(skb)->nr_frags, skb_is_gso(skb));
>  	 */
>  
> -	if (!netif_carrier_ok(netdev))
> -		return NETDEV_TX_OK;
> -
>  	if (netif_queue_stopped(netdev))
>  		return NETDEV_TX_BUSY;
>  
> -- 
> 2.7.3
> 
> --
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