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Subject: Re: [PATCH] bpf: fix sysctl.c warning
To:     Arnd Bergmann <arnd@arndb.de>,
        Luis Chamberlain <mcgrof@kernel.org>,
        Kees Cook <keescook@chromium.org>,
        Alexei Starovoitov <ast@kernel.org>
Cc:     Martin KaFai Lau <kafai@fb.com>, Song Liu <songliubraving@fb.com>,
        Yonghong Song <yhs@fb.com>,
        Andrew Morton <akpm@linux-foundation.org>,
        Christian Brauner <christian@brauner.io>,
        linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
        netdev@vger.kernel.org, bpf@vger.kernel.org
References: <20190304203443.1992942-1-arnd@arndb.de>
From:   Daniel Borkmann <daniel@iogearbox.net>
Message-ID: <1d79d4ec-99c7-1764-af8f-ea436a657eb0@iogearbox.net>
Date:   Thu, 7 Mar 2019 11:05:15 +0100
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On 03/04/2019 09:34 PM, Arnd Bergmann wrote:
> When CONFIG_BPF_SYSCALL or CONFIG_SYSCTL is disabled, we get
> a warning about an unused function:
> 
> kernel/sysctl.c:3331:12: error: 'proc_dointvec_minmax_bpf_stats' defined but not used [-Werror=unused-function]
>  static int proc_dointvec_minmax_bpf_stats(struct ctl_table *table, int write,
> 
> The CONFIG_BPF_SYSCALL check was already handled, but the SYSCTL check
> is needed on top.
> 
> Fixes: 492ecee892c2 ("bpf: enable program stats")
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>

Applied, thanks!