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Date:   Wed, 2 Sep 2020 20:35:24 +0200
From:   Daniel Borkmann <daniel@...earbox.net>
To:     Colin King <colin.king@...onical.com>,
        Björn Töpel <bjorn.topel@...el.com>,
        Magnus Karlsson <magnus.karlsson@...el.com>,
        Jonathan Lemon <jonathan.lemon@...il.com>,
        "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Jesper Dangaard Brouer <hawk@...nel.org>,
        John Fastabend <john.fastabend@...il.com>,
        netdev@...r.kernel.org, bpf@...r.kernel.org
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH][next] xsk: fix incorrect memory allocation failure check
 on dma_map->dma_pages

On 9/2/20 6:13 PM, Colin King wrote:
> From: Colin Ian King <colin.king@...onical.com>
> 
> The failed memory allocation check for dma_map->dma_pages is incorrect,
> it is null checking dma_map and not dma_map->dma_pages. Fix this.
> 
> Addresses-Coverity: ("Logicall dead code")
> Fixes: 921b68692abb ("xsk: Enable sharing of dma mappings")
> Signed-off-by: Colin Ian King <colin.king@...onical.com>

Thanks, already applied a fix that was sent earlier [0].

   [0] https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=1d6fd78a213ee3874f46bdce083b7a41d208886d

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