linux-kernel - Re: [PATCH] checkpatch: don't warn on every struct without const

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Message-ID: <1484060517.2106.38.camel@perches.com>
Date:   Tue, 10 Jan 2017 07:01:57 -0800
From:   Joe Perches <joe@...ches.com>
To:     Johannes Berg <johannes@...solutions.net>,
        Andrew Morton <akpm@...ux-foundation.org>
Cc:     linux-kernel@...r.kernel.org,
        Johannes Berg <johannes.berg@...el.com>
Subject: Re: [PATCH] checkpatch: don't warn on every struct without
 const_structs file

On Tue, 2017-01-10 at 15:03 +0100, Johannes Berg wrote:
> From: Johannes Berg <johannes.berg@...el.com>
> 
> The script says that it won't warn:
> "No structs that should be const will be found [...]"
> 
> but then that doesn't work and it warns on every single struct
> instead, since the regular expression ends up empty. Fix that
> by checking that it's not empty first.

nak.

How does const_structs end up empty for you?