netdev - Re: [PATCH net-next 10/13] net: ethernet: aquantia: Checking for success dma_map

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Date:   Wed, 15 Feb 2017 22:40:23 +0100
From:   Lino Sanfilippo <LinoSanfilippo@....de>
To:     Pavel Belous <Pavel.Belous@...antia.com>,
        "David S . Miller" <davem@...emloft.net>
Cc:     netdev@...r.kernel.org,
        Simon Edelhaus <Simon.Edelhaus@...antia.com>,
        Alexey Andriyanov <Alexey.Andriyanov@...antia.com>
Subject: Re: [PATCH net-next 10/13] net: ethernet: aquantia: Checking for
 success dma_map_single.

On 15.02.2017 22:23, Lino Sanfilippo wrote:

>
>
> In case of this error you have to undo all mappings that you have
> done so far (i.e the complete frag list and the head buffer).
>

And, since mapping failed, set ret = 0 and handle this case in the
caller, too.

Regards,
Lino