Re: [PATCH] drm/amdgpu/atomfirmware: Silence UBSAN warning

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On 2024-09-09 13:19, Alex Deucher wrote:
> Ping?
> 
> Alex
> 
> On Fri, Sep 6, 2024 at 12:43 PM Alex Deucher <alexander.deucher@xxxxxxx> wrote:
>>
>> Per the comments, these are variable sized arrays.
>>
>> Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3613
>> Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>

Reviewed-by: Harry Wentland <harry.wentland@xxxxxxx>

Harry

>> ---
>>  drivers/gpu/drm/amd/include/atomfirmware.h | 4 ++--
>>  1 file changed, 2 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/amd/include/atomfirmware.h b/drivers/gpu/drm/amd/include/atomfirmware.h
>> index 09cbc3afd6d8..b0fc22383e28 100644
>> --- a/drivers/gpu/drm/amd/include/atomfirmware.h
>> +++ b/drivers/gpu/drm/amd/include/atomfirmware.h
>> @@ -1038,7 +1038,7 @@ struct display_object_info_table_v1_4
>>    uint16_t  supporteddevices;
>>    uint8_t   number_of_path;
>>    uint8_t   reserved;
>> -  struct    atom_display_object_path_v2 display_path[8];   //the real number of this included in the structure is calculated by using the (whole structure size - the header size- number_of_path)/size of atom_display_object_path
>> +  struct    atom_display_object_path_v2 display_path[];   //the real number of this included in the structure is calculated by using the (whole structure size - the header size- number_of_path)/size of atom_display_object_path
>>  };
>>
>>  struct display_object_info_table_v1_5 {
>> @@ -1048,7 +1048,7 @@ struct display_object_info_table_v1_5 {
>>         uint8_t reserved;
>>         // the real number of this included in the structure is calculated by using the
>>         // (whole structure size - the header size- number_of_path)/size of atom_display_object_path
>> -       struct atom_display_object_path_v3 display_path[8];
>> +       struct atom_display_object_path_v3 display_path[];
>>  };
>>
>>  /*
>> --
>> 2.46.0
>>




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