[gadamopoulos] 74237: [EXPLORER] -Try to fix a crash in explorer. CORE-12991

Author: gadamopoulos
Date: Tue Mar 28 09:28:06 2017
New Revision: 74237

URL: http://svn.reactos.org/svn/reactos?rev=74237&view=rev
Log:
[EXPLORER] -Try to fix a crash in explorer. CORE-12991

Modified:
    trunk/reactos/base/shell/explorer/taskswnd.cpp

Modified: trunk/reactos/base/shell/explorer/taskswnd.cpp
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/base/shell/explorer/tasksw…
==============================================================================
--- trunk/reactos/base/shell/explorer/taskswnd.cpp	[iso-8859-1] (original)
+++ trunk/reactos/base/shell/explorer/taskswnd.cpp	[iso-8859-1] Tue Mar 28 09:28:06 2017
@@ -1162,7 +1162,11 @@
                     tbm.dwMask = TBMF_BUTTONSPACING;
                     m_TaskBar.GetMetrics(&tbm);
 
-                    uiRows = (rcClient.bottom + tbm.cyButtonSpacing) / (m_ButtonSize.cy +
tbm.cyButtonSpacing);
+                    if (m_ButtonSize.cy + tbm.cyButtonSpacing != 0)
+                        uiRows = (rcClient.bottom + tbm.cyButtonSpacing) /
(m_ButtonSize.cy + tbm.cyButtonSpacing);
+                    else
+                        uiRows = 1;
+
                     if (uiRows == 0)
                         uiRows = 1;