linux-kernel - Re: [PATCH][next] bpf: make function skip_callee static and return NULL rather than 0

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Date:   Tue, 19 Dec 2017 01:28:18 +0100
From:   Daniel Borkmann <daniel@...earbox.net>
To:     Colin King <colin.king@...onical.com>,
        Alexei Starovoitov <ast@...nel.org>, netdev@...r.kernel.org
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH][next] bpf: make function skip_callee static and return
 NULL rather than 0

On 12/18/2017 06:47 PM, Colin King wrote:
> From: Colin Ian King <colin.king@...onical.com>
> 
> Function skip_callee is local to the source and does not need to
> be in global scope, so make it static. Also return NULL rather than 0.
> Cleans up two sparse warnings:
> 
> symbol 'skip_callee' was not declared. Should it be static?
> Using plain integer as NULL pointer
> 
> Signed-off-by: Colin Ian King <colin.king@...onical.com>

Makes sense, applied to bpf-next, thanks Colin!