linux-kernel - Re: [PATCH bpf-next] bpf: Fix build error without CONFIG

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Message-ID: <d4b83351-91ef-d53f-5c78-e03cd8284fb0@iogearbox.net>
Date:   Sat, 15 Jun 2019 01:24:12 +0200
From:   Daniel Borkmann <daniel@...earbox.net>
To:     YueHaibing <yuehaibing@...wei.com>, ast@...nel.org, kafai@...com,
        songliubraving@...com, yhs@...com, davem@...emloft.net,
        jakub.kicinski@...ronome.com, jonathan.lemon@...il.com
Cc:     linux-kernel@...r.kernel.org, xdp-newbies@...r.kernel.org,
        bpf@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH bpf-next] bpf: Fix build error without CONFIG_INET

On 06/12/2019 11:18 AM, YueHaibing wrote:
> If CONFIG_INET is not set, building fails:
> 
> kernel/bpf/verifier.o: In function `check_mem_access':
> verifier.c: undefined reference to `bpf_xdp_sock_is_valid_access'
> kernel/bpf/verifier.o: In function `convert_ctx_accesses':
> verifier.c: undefined reference to `bpf_xdp_sock_convert_ctx_access'
> 
> Reported-by: Hulk Robot <hulkci@...wei.com>
> Fixes: fada7fdc83c0 ("bpf: Allow bpf_map_lookup_elem() on an xskmap")
> Signed-off-by: YueHaibing <yuehaibing@...wei.com>

Applied, thanks!