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* [PATCH] drm/amdgpu: initialize r variable into amdgpu_cs_submit function
@ 2022-09-20 12:22 Tommaso Merciai
  2022-09-20 12:23 ` Christian König
  0 siblings, 1 reply; 4+ messages in thread
From: Tommaso Merciai @ 2022-09-20 12:22 UTC (permalink / raw)
  To: tommaso.merciai
  Cc: linuxfancy, linux-amarula, sudipm.mukherjee, Alex Deucher,
	Christian König, Pan, Xinhui, David Airlie, Daniel Vetter,
	Nathan Chancellor, Nick Desaulniers, Tom Rix, Andrey Grodzovsky,
	Luben Tuikov, Philip Yang, amd-gfx, dri-devel, linux-kernel, llvm

The builds of arm64 allmodconfig with clang failed to build
next-20220920 with the following result:

1190:3: error: variable 'r' is uninitialized when used here [-Werror,-Wuninitialized]
note: initialize the variable 'r' to silence this warning

This fix compilation error

Signed-off-by: Tommaso Merciai <tommaso.merciai@amarulasolutions.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index 58088c663125..efa3dc9b69fd 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -1168,7 +1168,7 @@ static int amdgpu_cs_submit(struct amdgpu_cs_parser *p,
 	struct amdgpu_bo_list_entry *e;
 	struct amdgpu_job *job;
 	uint64_t seq;
-	int r;
+	int r = 0;
 
 	job = p->job;
 	p->job = NULL;
-- 
2.25.1


^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH] drm/amdgpu: initialize r variable into amdgpu_cs_submit function
  2022-09-20 12:22 [PATCH] drm/amdgpu: initialize r variable into amdgpu_cs_submit function Tommaso Merciai
@ 2022-09-20 12:23 ` Christian König
  2022-09-20 12:32   ` Tommaso Merciai
  0 siblings, 1 reply; 4+ messages in thread
From: Christian König @ 2022-09-20 12:23 UTC (permalink / raw)
  To: Tommaso Merciai
  Cc: linuxfancy, linux-amarula, sudipm.mukherjee, Alex Deucher,
	Pan, Xinhui, David Airlie, Daniel Vetter, Nathan Chancellor,
	Nick Desaulniers, Tom Rix, Andrey Grodzovsky, Luben Tuikov,
	Philip Yang, amd-gfx, dri-devel, linux-kernel, llvm

Am 20.09.22 um 14:22 schrieb Tommaso Merciai:
> The builds of arm64 allmodconfig with clang failed to build
> next-20220920 with the following result:
>
> 1190:3: error: variable 'r' is uninitialized when used here [-Werror,-Wuninitialized]
> note: initialize the variable 'r' to silence this warning
>
> This fix compilation error

I've already send a patch to fix this to the mailing list 7 Minutes ago :)

Please review or ack that one.

Thanks,
Christian.

>
> Signed-off-by: Tommaso Merciai <tommaso.merciai@amarulasolutions.com>
> ---
>   drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
> index 58088c663125..efa3dc9b69fd 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
> @@ -1168,7 +1168,7 @@ static int amdgpu_cs_submit(struct amdgpu_cs_parser *p,
>   	struct amdgpu_bo_list_entry *e;
>   	struct amdgpu_job *job;
>   	uint64_t seq;
> -	int r;
> +	int r = 0;
>   
>   	job = p->job;
>   	p->job = NULL;


^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH] drm/amdgpu: initialize r variable into amdgpu_cs_submit function
  2022-09-20 12:23 ` Christian König
@ 2022-09-20 12:32   ` Tommaso Merciai
  2022-09-20 12:57     ` Christian König
  0 siblings, 1 reply; 4+ messages in thread
From: Tommaso Merciai @ 2022-09-20 12:32 UTC (permalink / raw)
  To: Christian König
  Cc: linuxfancy, linux-amarula, sudipm.mukherjee, Alex Deucher,
	Pan, Xinhui, David Airlie, Daniel Vetter, Nathan Chancellor,
	Nick Desaulniers, Tom Rix, Andrey Grodzovsky, Luben Tuikov,
	Philip Yang, amd-gfx, dri-devel, linux-kernel, llvm

Hi Christian,

On Tue, Sep 20, 2022 at 02:23:58PM +0200, Christian König wrote:
> Am 20.09.22 um 14:22 schrieb Tommaso Merciai:
> > The builds of arm64 allmodconfig with clang failed to build
> > next-20220920 with the following result:
> > 
> > 1190:3: error: variable 'r' is uninitialized when used here [-Werror,-Wuninitialized]
> > note: initialize the variable 'r' to silence this warning
> > 
> > This fix compilation error
> 
> I've already send a patch to fix this to the mailing list 7 Minutes ago :)
> 
> Please review or ack that one.

Sorry, my bad. Don't see your patch :)

Cheers,
Tommaso

> 
> Thanks,
> Christian.
> 
> > 
> > Signed-off-by: Tommaso Merciai <tommaso.merciai@amarulasolutions.com>
> > ---
> >   drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 2 +-
> >   1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
> > index 58088c663125..efa3dc9b69fd 100644
> > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
> > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
> > @@ -1168,7 +1168,7 @@ static int amdgpu_cs_submit(struct amdgpu_cs_parser *p,
> >   	struct amdgpu_bo_list_entry *e;
> >   	struct amdgpu_job *job;
> >   	uint64_t seq;
> > -	int r;
> > +	int r = 0;
> >   	job = p->job;
> >   	p->job = NULL;
> 

-- 
Tommaso Merciai
Embedded Linux Engineer
tommaso.merciai@amarulasolutions.com
__________________________________

Amarula Solutions SRL
Via Le Canevare 30, 31100 Treviso, Veneto, IT
T. +39 042 243 5310
info@amarulasolutions.com
www.amarulasolutions.com

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH] drm/amdgpu: initialize r variable into amdgpu_cs_submit function
  2022-09-20 12:32   ` Tommaso Merciai
@ 2022-09-20 12:57     ` Christian König
  0 siblings, 0 replies; 4+ messages in thread
From: Christian König @ 2022-09-20 12:57 UTC (permalink / raw)
  To: Tommaso Merciai, Christian König
  Cc: Andrey Grodzovsky, llvm, Philip Yang, David Airlie, linuxfancy,
	Pan, Xinhui, Nick Desaulniers, linux-kernel, amd-gfx,
	Nathan Chancellor, Luben Tuikov, dri-devel, Daniel Vetter,
	Tom Rix, Alex Deucher, linux-amarula, sudipm.mukherjee

Am 20.09.22 um 14:32 schrieb Tommaso Merciai:
> Hi Christian,
>
> On Tue, Sep 20, 2022 at 02:23:58PM +0200, Christian König wrote:
>> Am 20.09.22 um 14:22 schrieb Tommaso Merciai:
>>> The builds of arm64 allmodconfig with clang failed to build
>>> next-20220920 with the following result:
>>>
>>> 1190:3: error: variable 'r' is uninitialized when used here [-Werror,-Wuninitialized]
>>> note: initialize the variable 'r' to silence this warning
>>>
>>> This fix compilation error
>> I've already send a patch to fix this to the mailing list 7 Minutes ago :)
>>
>> Please review or ack that one.
> Sorry, my bad. Don't see your patch :)

No problem, already reviewed and pushed :)

It probably takes a moment for the mailing list to deliver the patch to 
everybody.

Cheers,
Christian.

>
> Cheers,
> Tommaso
>
>> Thanks,
>> Christian.
>>
>>> Signed-off-by: Tommaso Merciai <tommaso.merciai@amarulasolutions.com>
>>> ---
>>>    drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 2 +-
>>>    1 file changed, 1 insertion(+), 1 deletion(-)
>>>
>>> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
>>> index 58088c663125..efa3dc9b69fd 100644
>>> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
>>> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
>>> @@ -1168,7 +1168,7 @@ static int amdgpu_cs_submit(struct amdgpu_cs_parser *p,
>>>    	struct amdgpu_bo_list_entry *e;
>>>    	struct amdgpu_job *job;
>>>    	uint64_t seq;
>>> -	int r;
>>> +	int r = 0;
>>>    	job = p->job;
>>>    	p->job = NULL;


^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2022-09-20 12:57 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2022-09-20 12:22 [PATCH] drm/amdgpu: initialize r variable into amdgpu_cs_submit function Tommaso Merciai
2022-09-20 12:23 ` Christian König
2022-09-20 12:32   ` Tommaso Merciai
2022-09-20 12:57     ` Christian König

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