linux-kernel - Re: [PATCH v5] checkpatch: warn for non-standard fixes tag style

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Date:   Fri, 09 Sep 2022 19:52:31 -0700
From:   Joe Perches <joe@...ches.com>
To:     Niklas Söderlund 
        <niklas.soderlund@...igine.com>,
        Dwaipayan Ray <dwaipayanray1@...il.com>,
        Lukas Bulwahn <lukas.bulwahn@...il.com>,
        Jonathan Corbet <corbet@....net>,
        Andy Whitcroft <apw@...onical.com>, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Philippe Schenker <philippe.schenker@...adex.com>,
        Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     oss-drivers@...igine.com, Simon Horman <simon.horman@...igine.com>,
        Louis Peens <louis.peens@...igine.com>
Subject: Re: [PATCH v5] checkpatch: warn for non-standard fixes tag style

On Fri, 2022-09-09 at 22:25 +0200, Niklas Söderlund wrote:
> Add a warning for fixes tags that does not fall in line with the
> standards specified by the community.
[]
> diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
[]
> @@ -3140,6 +3140,47 @@ sub process {
[]
> +			if ($ctitle ne $title || $tag_case || $tag_space ||
> +			    $id_length || $id_case || !$title_has_quotes) {
> +				WARN("BAD_FIXES_TAG",
> +				     "Please use correct Fixes: style 'Fixes: <12 chars of sha1> (\"<title line>\")' - ie: 'Fixes: $cid (\"$ctitle\")'\n" . $herecurr);

BTW: Might as well add a --fix for Fixes:

				if (WARN("...") &&
				    $fix) {
					$fixed[$fixlinenr] = "Fixes: $cid (\"$ctitle\")";
				}