Commit: 1a3928f33c76074a8d59eeca2b58187774cd7b4e Author: Nicholas Rishel Date: Thu Apr 9 16:43:09 2020 -0600 Branches: master https://developer.blender.org/rB1a3928f33c76074a8d59eeca2b58187774cd7b4e
Fix T75546: Solve possible endless loop in wintab initialisation Some Wintab drivers report a zero length queue, this causes an unplanned never ending loop. Differential Revision: https://developer.blender.org/D7392 Reviewed by: Ray Molenkamp =================================================================== M intern/ghost/intern/GHOST_WindowWin32.cpp =================================================================== diff --git a/intern/ghost/intern/GHOST_WindowWin32.cpp b/intern/ghost/intern/GHOST_WindowWin32.cpp index d4fe7af8861..1ca0dd47cbe 100644 --- a/intern/ghost/intern/GHOST_WindowWin32.cpp +++ b/intern/ghost/intern/GHOST_WindowWin32.cpp @@ -1072,11 +1072,10 @@ void GHOST_WindowWin32::initializeWintab() // Wintab provides no way to determine the maximum queue size aside from checking if attempts // to change the queue size are successful. const int maxQueue = 500; - int initialQueueSize = m_wintab.queueSizeGet(m_wintab.context); - int queueSize = initialQueueSize; + int queueSize = m_wintab.queueSizeGet(m_wintab.context); while (queueSize < maxQueue) { - int testSize = min(queueSize + initialQueueSize, maxQueue); + int testSize = min(queueSize + 16, maxQueue); if (m_wintab.queueSizeSet(m_wintab.context, testSize)) { queueSize = testSize; } _______________________________________________ Bf-blender-cvs mailing list Bf-blender-cvs@blender.org https://lists.blender.org/mailman/listinfo/bf-blender-cvs