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From: Nathan Chancellor <natechancellor@gmail.com>
To: Alexandre Belloni <alexandre.belloni@bootlin.com>
Cc: Arnd Bergmann <arnd@kernel.org>, Arnd Bergmann <arnd@arndb.de>,
	Nick Desaulniers <ndesaulniers@google.com>,
	linux-kernel@vger.kernel.org, Nicolas Pitre <npitre@baylibre.com>,
	clang-built-linux@googlegroups.com,
	Boris Brezillon <boris.brezillon@collabora.com>,
	linux-i3c@lists.infradead.org
Subject: Re: [PATCH] i3c/master/mipi-i3c-hci: re-fix __maybe_unused attribute
Date: Wed, 30 Dec 2020 14:43:21 -0700	[thread overview]
Message-ID: <20201230214321.GA1961980@ubuntu-m3-large-x86> (raw)
In-Reply-To: <20201230214053.GB110311@piout.net>

On Wed, Dec 30, 2020 at 10:40:53PM +0100, Alexandre Belloni wrote:
> On 30/12/2020 16:23:56-0500, Nicolas Pitre wrote:
> > On Wed, 30 Dec 2020, Arnd Bergmann wrote:
> > 
> > > From: Arnd Bergmann <arnd@arndb.de>
> > > 
> > > clang warns because the added __maybe_unused attribute is in
> > > the wrong place:
> > > 
> > > drivers/i3c/master/mipi-i3c-hci/core.c:780:21: error: attribute declaration must precede definition [-Werror,-Wignored-attributes]
> > > static const struct __maybe_unused of_device_id i3c_hci_of_match[] = {
> > >                     ^
> > > include/linux/compiler_attributes.h:267:56: note: expanded
> > > 
> > > Fixes: 95393f3e07ab ("i3c/master/mipi-i3c-hci: quiet maybe-unused variable warning")
> > > Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> > 
> > Acked-by: Nicolas Pitre <npitre@baylibre.com>
> > 
> > This might be the 3rd patch from 3 different people fixing the same 
> > thing. Looks like I3C maintainer is on vacation. Please feel free to 
> > send this trivial fix upstream some other way.
> > 
> 
> Isn't it already upstream?
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=95393f3e07ab53855b91881692a4a5b52dcdc03c

This patch is fixing that one, the attribute was added between the
struct type, causing a new warning for clang.

I sent a fix for this earlier too, I do not care which one goes in as
long as one does so:

Reviewed-by: Nathan Chancellor <natechancellor@gmail.com>

Cheers,
Nathan

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  reply	other threads:[~2020-12-31 17:38 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-30 15:42 Arnd Bergmann
2020-12-30 21:23 ` Nicolas Pitre
2020-12-30 21:40   ` Alexandre Belloni
2020-12-30 21:43     ` Nathan Chancellor [this message]
2020-12-30 22:00       ` Alexandre Belloni

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