[PATCH 0/6] drm: enable W=1 warnings by default across the subsystem

[Aishwarya TCV]

On 05/04/2024 10:57, Jani Nikula wrote:
> On Thu, 04 Apr 2024, Aishwarya TCV <aishwarya.tcv at arm.com> wrote:
>> Observed warning "include/drm/drm_print.h:536:35: warning: '%4.4s'
>> directive argument is null [-Wformat-overflow=]" when building the
>> modules with "defconfig+kselftest-ftrace"(
>> https://github.com/torvalds/linux/blob/master/tools/testing/selftests/ftrace/config
>> ) against next-master(next-20240404) kernel with Arm64 in our CI.
>>
>> A bisect identified a61ddb4393ad1be61d2ffd92576d42707b05be17 as the
>> first bad commit. Bisected it on the tag "next-20240326" at repo
>> "https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git".
>>
>> I understand that you are turning on the warning here, thought worth
>> mentioning about the observation.
> 
> Thanks for the report. I can't reproduce this myself, but please see if
> [1] fixes the issue.
> 
> 
> BR,
> Jani.
> 
> [1] https://lore.kernel.org/dri-devel/20240405092907.2334007-1-jani.nikula@intel.com
> 
> 

Thanks, as expected this fixes the issue. Tested the attached patch by
building the modules with "defconfig+kselftest-ftrace" against
next-20240405 kernel with Arm64.
	
Tested-by: Aishwarya TCV <aishwarya.tcv at arm.com>