[vlc-commits] [Git][videolan/vlc][3.0.x] direct3d11: fix potential crash when ID3D11DeviceContext4 is not found

[Jean-Baptiste Kempf]

Jean-Baptiste Kempf pushed to branch 3.0.x at VideoLAN / VLC


Commits:
4843e8e5 by Steve Lhomme at 2021-06-15T21:09:17+00:00
direct3d11: fix potential crash when ID3D11DeviceContext4 is not found

If ID3D11DeviceContext4 is not found we should not release is when we call the
error cleanup.


(cherry picked from commit 719dd732872f1542836308ea78627164270472da)
- - - - -


1 changed file:

- modules/video_output/win32/direct3d11.c


Changes:

=====================================
modules/video_output/win32/direct3d11.c
=====================================
@@ -1644,8 +1644,11 @@ error:
         ID3D11Fence_Release(sys->d3dRenderFence);
         sys->d3dRenderFence = NULL;
     }
-    ID3D11DeviceContext4_Release(sys->d3dcontext4);
-    sys->d3dcontext4 = NULL;
+    if (sys->d3dcontext4)
+    {
+        ID3D11DeviceContext4_Release(sys->d3dcontext4);
+        sys->d3dcontext4 = NULL;
+    }
     CloseHandle(sys->renderFinished);
     return hr;
 }



View it on GitLab: https://code.videolan.org/videolan/vlc/-/commit/4843e8e520c302a217bcdeacc8d28f755e7eb604

-- 
View it on GitLab: https://code.videolan.org/videolan/vlc/-/commit/4843e8e520c302a217bcdeacc8d28f755e7eb604
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