linux-kernel - Re: [PATCH] treewide: fix typos of SPDX-License-Identifier

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Date:   Mon, 3 Jun 2019 09:07:54 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Masahiro Yamada <yamada.masahiro@...ionext.com>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        ALSA Development Mailing List <alsa-devel@...a-project.org>,
        Kees Cook <keescook@...omium.org>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        Russell King <linux@...linux.org.uk>,
        Liam Girdwood <lgirdwood@...il.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Takashi Iwai <tiwai@...e.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
        Mark Brown <broonie@...nel.org>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Joe Perches <joe@...ches.com>, linux-spdx@...r.kernel.org,
        Thomas Gleixner <tglx@...utronix.de>,
        Kishon Vijay Abraham I <kishon@...com>,
        linux-stm32@...md-mailman.stormreply.com,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Alexandre Torgue <alexandre.torgue@...com>
Subject: Re: [PATCH] treewide: fix typos of SPDX-License-Identifier

Hi Yamada-san,

On Sat, Jun 1, 2019 at 5:24 AM Masahiro Yamada
<yamada.masahiro@...ionext.com> wrote:
> Prior to the adoption of SPDX, it was difficult for tools to determine
> the correct license due to incomplete or badly formatted license text.
> The SPDX solves this issue, assuming people can correctly spell
> "SPDX-License-Identifier" although this assumption is broken in some
> places.
>
> Since scripts/spdxcheck.py parses only lines that exactly matches to
> the correct tag, it cannot (should not) detect this kind of error.
>
> If the correct tag is missing, scripts/checkpatch.pl warns like this:
>
>  WARNING: Missing or malformed SPDX-License-Identifier tag in line *
>
> So, people should notice it before the patch submission, but in reality
> broken tags sometimes slip in. The checkpatch warning is not useful for
> checking the committed files globally since large number of files still
> have no SPDX tag.
>
> Also, I am not sure about the legal effect when the SPDX tag is broken.
>
> Anyway, these typos are absolutely worth fixing. It is pretty easy to
> find suspicious lines by grep.
>
>   $ git grep --not -e SPDX-License-Identifier --and -e SPDX- -- \
>     :^LICENSES :^scripts/spdxcheck.py :^*/license-rules.rst
>   arch/arm/kernel/bugs.c:// SPDX-Identifier: GPL-2.0
>   drivers/phy/st/phy-stm32-usbphyc.c:// SPDX-Licence-Identifier: GPL-2.0
>   drivers/pinctrl/sh-pfc/pfc-r8a77980.c:// SPDX-Lincense-Identifier: GPL 2.0
>   lib/test_stackinit.c:// SPDX-Licenses: GPLv2
>   sound/soc/codecs/max9759.c:// SPDX-Licence-Identifier: GPL-2.0
>
> Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>

Thanks for your patch!

>  drivers/pinctrl/sh-pfc/pfc-r8a77980.c | 2 +-

For the sh-pfc change:
Acked-by: Geert Uytterhoeven <geert+renesas@...der.be>

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds