linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Wolfram Sang <wsa@the-dreams.de>
To: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Linux Next Mailing List <linux-next@vger.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Ruslan Babayev <ruslan@babayev.com>,
	Andrew de Quincey <adq_dvb@lidskialf.net>,
	Mauro Carvalho Chehab <mchehab@infradead.org>
Subject: Re: linux-next: build warning after merge of the i2c tree
Date: Wed, 12 Jun 2019 10:19:29 +0200	[thread overview]
Message-ID: <20190612081929.GA1687@kunai> (raw)
In-Reply-To: <20190611102528.44ad5783@canb.auug.org.au>

[-- Attachment #1: Type: text/plain, Size: 1319 bytes --]

On Tue, Jun 11, 2019 at 10:25:28AM +1000, Stephen Rothwell wrote:
> Hi Wolfram,
> 
> After merging the i2c tree, today's linux-next build (x86_64 allmodconfig)
> produced this warning:
> 
> drivers/media/dvb-frontends/tua6100.c: In function 'tua6100_set_params':
> drivers/media/dvb-frontends/tua6100.c:71: warning: "_P" redefined
>  #define _P 32
>  
> In file included from include/acpi/platform/aclinux.h:54,
>                  from include/acpi/platform/acenv.h:152,
>                  from include/acpi/acpi.h:22,
>                  from include/linux/acpi.h:21,
>                  from include/linux/i2c.h:17,
>                  from drivers/media/dvb-frontends/tua6100.h:22,
>                  from drivers/media/dvb-frontends/tua6100.c:24:
> include/linux/ctype.h:14: note: this is the location of the previous definition
>  #define _P 0x10 /* punct */
> 
> Exposed by commit
> 
>   5213d7efc8ec ("i2c: acpi: export i2c_acpi_find_adapter_by_handle")
> 
> Since that included <linux/acpi.h> from <linux/i2c.h>
> 
> Originally introduced by commit
> 
>   00be2e7c6415 ("V4L/DVB (4606): Add driver for TUA6100")
> 
> The _P in <linux/ctype.h> has existed since before git.

I suggest to fix the driver by adding a TUA6100_ prefix to the defines.
I can cook up a patch for that.


[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 833 bytes --]

  reply	other threads:[~2019-06-12  8:19 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-11  0:25 linux-next: build warning after merge of the i2c tree Stephen Rothwell
2019-06-12  8:19 ` Wolfram Sang [this message]
2019-06-12 11:02   ` Mauro Carvalho Chehab
2019-06-12 11:09     ` Wolfram Sang
2019-06-12 11:48       ` Mauro Carvalho Chehab
2019-06-12 12:04         ` Wolfram Sang
2019-06-12 12:32           ` Mauro Carvalho Chehab
2019-06-12 13:15             ` Stephen Rothwell
2019-06-12 13:24               ` Wolfram Sang
2019-06-12 11:25   ` [PATCH] media: tua6100: Remove some ugly defines Mauro Carvalho Chehab
2019-06-12 12:01     ` Wolfram Sang
2019-06-18 21:38     ` Wolfram Sang
2019-07-08  9:25     ` Wolfram Sang
  -- strict thread matches above, loose matches on Subject: below --
2025-01-15  5:31 linux-next: build warning after merge of the i2c tree Stephen Rothwell
2025-01-15  7:32 ` Wolfram Sang
2024-11-28  2:07 Stephen Rothwell
2024-11-28  6:42 ` Wolfram Sang
2021-08-18  6:29 Stephen Rothwell
2021-08-18  6:54 ` Jie Deng
2021-08-18  7:04   ` Stephen Rothwell
2021-08-18  7:13     ` Jie Deng
2019-08-02  3:21 Stephen Rothwell
2019-08-02  6:04 ` Uwe Kleine-König
2017-06-05  1:11 Stephen Rothwell
2017-06-15  1:34 ` Stephen Rothwell
2017-06-15  7:02   ` Wolfram Sang
2017-06-15  8:48     ` Stephen Rothwell
2014-03-06  2:50 Stephen Rothwell
2010-03-28 23:54 Stephen Rothwell
2010-03-29 13:21 ` Jean Delvare
2010-03-29 14:12   ` Stephen Rothwell
2010-02-17  0:38 Stephen Rothwell
2010-02-17  8:34 ` Jean Delvare

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20190612081929.GA1687@kunai \
    --to=wsa@the-dreams.de \
    --cc=adq_dvb@lidskialf.net \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-next@vger.kernel.org \
    --cc=mchehab@infradead.org \
    --cc=ruslan@babayev.com \
    --cc=sfr@canb.auug.org.au \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).