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st/vdpau: fix possible NULL dereference 

Reviewed-by: Christian König <christian.koenig@amd.com>
This commit is contained in:
Grigori Goronzy 2014-03-02 12:57:03 +01:00 committed by Christian König
parent bd6654aa38
commit 86c06871a2
1 changed files with 4 additions and 4 deletions
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8
src/gallium/state_trackers/vdpau/mixer.c
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@ -242,16 +242,16 @@ VdpStatus vlVdpVideoMixerRender(VdpVideoMixer mixer,
compositor = &vmixer->device->compositor;
surf = vlGetDataHTAB(video_surface_current);
video_buffer = surf->video_buffer;
if (!surf)
return VDP_STATUS_INVALID_HANDLE;
video_buffer = surf->video_buffer;
if (surf->device != vmixer->device)
return VDP_STATUS_HANDLE_DEVICE_MISMATCH;
if (vmixer->video_width > surf->video_buffer->width ||
vmixer->video_height > surf->video_buffer->height ||
vmixer->chroma_format != surf->video_buffer->chroma_format)
if (vmixer->video_width > video_buffer->width ||
vmixer->video_height > video_buffer->height ||
vmixer->chroma_format != video_buffer->chroma_format)
return VDP_STATUS_INVALID_SIZE;
if (layer_count > vmixer->max_layers)