[FFmpeg-devel] [PATCH] avutil/hwcontext_dxva2: return an error when buffer allocation fails

[James Almer]

On 9/19/2017 7:26 PM, Mark Thompson wrote:
> On 17/09/17 04:20, James Almer wrote:
>> This also prevents the use of an uninitialized variable.
>>
>> Signed-off-by: James Almer <jamrial at gmail.com>
>> ---
>>  libavutil/hwcontext_dxva2.c | 4 +++-
>>  1 file changed, 3 insertions(+), 1 deletion(-)
>>
>> diff --git a/libavutil/hwcontext_dxva2.c b/libavutil/hwcontext_dxva2.c
>> index 6c41788e2e..2ddd4be7b1 100644
>> --- a/libavutil/hwcontext_dxva2.c
>> +++ b/libavutil/hwcontext_dxva2.c
>> @@ -307,8 +307,10 @@ static int dxva2_map_frame(AVHWFramesContext *ctx, AVFrame *dst, const AVFrame *
>>      }
>>  
>>      map = av_mallocz(sizeof(*map));
>> -    if (!map)
>> +    if (!map) {
>> +        err = AVERROR(ENOMEM);
>>          goto fail;
>> +    }
>>  
>>      err = ff_hwframe_map_create(src->hw_frames_ctx, dst, src,
>>                                  dxva2_unmap_frame, map);
>>
> 
> LGTM.
> 
> Thanks,
> 
> - Mark

Pushed.