linux-kernel - Re: linux-next: build failure after merge of the tip tree

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Message-ID: <20241104140106.GF24862@noisy.programming.kicks-ass.net>
Date: Mon, 4 Nov 2024 15:01:06 +0100
From: Peter Zijlstra <peterz@...radead.org>
To: Przemek Kitszel <przemyslaw.kitszel@...el.com>
Cc: Stephen Rothwell <sfr@...b.auug.org.au>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>, "H. Peter Anvin" <hpa@...or.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linux Next Mailing List <linux-next@...r.kernel.org>, megi@....cz,
	jic23@...nel.org, lars@...afoo.de, linux-iio@...r.kernel.org
Subject: Re: linux-next: build failure after merge of the tip tree


It might help if we put the relevant maintainers on Cc?

On Mon, Nov 04, 2024 at 02:37:57PM +0100, Przemek Kitszel wrote:
> On 11/1/24 04:19, Stephen Rothwell wrote:
> > Hi all,
> > 
> > On Mon, 28 Oct 2024 16:53:36 +1100 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
> > > 
> > > After merging the tip tree, today's linux-next build (x86_64 allmodconfig)
> > > failed like this:
> > > 
> > > drivers/iio/magnetometer/af8133j.c: In function 'af8133j_set_scale':
> > > drivers/iio/magnetometer/af8133j.c:315:12: error: suggest explicit braces to avoid ambiguous 'else' [-Werror=dangling-else]
> > >    315 |         if (!pm_runtime_status_suspended(dev))
> > >        |            ^
> > > cc1: all warnings being treated as errors
> > > 
> > > Probably caused by commit
> > > 
> > >    fcc22ac5baf0 ("cleanup: Adjust scoped_guard() macros to avoid potential warning")
> > > 
> > > I have applied the following for today but I wonder if there may be
> > > others.
> > > 
> > > From: Stephen Rothwell <sfr@...b.auug.org.au>
> > > Date: Mon, 28 Oct 2024 16:01:15 +1100
> > > Subject: [PATCH] fix up for "cleanup: Adjust scoped_guard() macros to avoid
> > >   potential warning"
> > > 
> > > Signed-off-by: Stephen Rothwell <sfr@...b.auug.org.au>
> > > ---
> > >   drivers/iio/magnetometer/af8133j.c | 3 ++-
> > >   1 file changed, 2 insertions(+), 1 deletion(-)
> > > 
> > > diff --git a/drivers/iio/magnetometer/af8133j.c b/drivers/iio/magnetometer/af8133j.c
> > > index d81d89af6283..acd291f3e792 100644
> > > --- a/drivers/iio/magnetometer/af8133j.c
> > > +++ b/drivers/iio/magnetometer/af8133j.c
> > > @@ -312,10 +312,11 @@ static int af8133j_set_scale(struct af8133j_data *data,
> > >   	 * When suspended, just store the new range to data->range to be
> > >   	 * applied later during power up.
> > >   	 */
> > > -	if (!pm_runtime_status_suspended(dev))
> > > +	if (!pm_runtime_status_suspended(dev)) {
> > >   		scoped_guard(mutex, &data->mutex)
> > >   			ret = regmap_write(data->regmap,
> > >   					   AF8133J_REG_RANGE, range);
> > > +	}
> > >   	pm_runtime_enable(dev);
> > 
> > I am still applying this patch.
> > 
> 
> This patch of yours is necessary, could you make it permanent?
> 
> Reviewed-by: Przemek Kitszel <przemyslaw.kitszel@...el.com>