linux-kernel - Re: [PATCH 2/2] accel/ivpu: avoid duplciate assignment

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Date:   Wed, 1 Feb 2023 11:37:48 +0100
From:   Thomas Zimmermann <tzimmermann@...e.de>
To:     Jacek Lawrynowicz <jacek.lawrynowicz@...ux.intel.com>,
        Arnd Bergmann <arnd@...nel.org>,
        Stanislaw Gruszka <stanislaw.gruszka@...ux.intel.com>,
        Oded Gabbay <ogabbay@...nel.org>,
        Jeffrey Hugo <quic_jhugo@...cinc.com>
Cc:     Daniel Vetter <daniel.vetter@...ll.ch>,
        Krystian Pradzynski <krystian.pradzynski@...ux.intel.com>,
        Arnd Bergmann <arnd@...db.de>, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] accel/ivpu: avoid duplciate assignment



Am 31.01.23 um 15:00 schrieb Jacek Lawrynowicz:
> Applied to drm-misc-next. Thanks.

I have cherry-picked the patch into drm-misc-next-fixes.

> 
> On 26.01.2023 17:37, Arnd Bergmann wrote:
>> From: Arnd Bergmann <arnd@...db.de>
>>
>> With extra warnings enabled, gcc warns about two assignments
>> of the same .mmap callback:
>>
>> In file included from drivers/accel/ivpu/ivpu_drv.c:10:
>> include/drm/drm_accel.h:31:27: error: initialized field overwritten [-Werror=override-init]
>>     31 |         .mmap           = drm_gem_mmap
>>        |                           ^~~~~~~~~~~~
>> drivers/accel/ivpu/ivpu_drv.c:360:9: note: in expansion of macro 'DRM_ACCEL_FOPS'
>>    360 |         DRM_ACCEL_FOPS,
>>        |         ^~~~~~~~~~~~~~
>>
>> Remove the unused local assignment.
>>
>> Fixes: 20709aa9435b ("accel: Add .mmap to DRM_ACCEL_FOPS")
>> Signed-off-by: Arnd Bergmann <arnd@...db.de>
>> ---
>>   drivers/accel/ivpu/ivpu_drv.c | 1 -
>>   1 file changed, 1 deletion(-)
>>
>> diff --git a/drivers/accel/ivpu/ivpu_drv.c b/drivers/accel/ivpu/ivpu_drv.c
>> index 2bc2f1b90671..a29e8ee0dce6 100644
>> --- a/drivers/accel/ivpu/ivpu_drv.c
>> +++ b/drivers/accel/ivpu/ivpu_drv.c
>> @@ -356,7 +356,6 @@ int ivpu_shutdown(struct ivpu_device *vdev)
>>   
>>   static const struct file_operations ivpu_fops = {
>>   	.owner		= THIS_MODULE,
>> -	.mmap           = drm_gem_mmap,
>>   	DRM_ACCEL_FOPS,
>>   };
>>   

-- 
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Ivo Totev

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