[GRASS-SVN] r56240 - grass/trunk/lib/vector/diglib

[svn_grass at osgeo.org]

Author: mmetz
Date: 2013-05-13 05:34:45 -0700 (Mon, 13 May 2013)
New Revision: 56240

Modified:
   grass/trunk/lib/vector/diglib/spindex.c
Log:
diglib: add safety check

Modified: grass/trunk/lib/vector/diglib/spindex.c
===================================================================
--- grass/trunk/lib/vector/diglib/spindex.c	2013-05-13 12:33:28 UTC (rev 56239)
+++ grass/trunk/lib/vector/diglib/spindex.c	2013-05-13 12:34:45 UTC (rev 56240)
@@ -252,13 +252,17 @@
     
     /* destroy tree structures */
     /* Node spidx */
-    RTreeDestroyTree(Plus->Node_spidx);
+    if (Plus->Node_spidx)
+	RTreeDestroyTree(Plus->Node_spidx);
     /* Line spidx */
-    RTreeDestroyTree(Plus->Line_spidx);
+    if (Plus->Line_spidx)
+	RTreeDestroyTree(Plus->Line_spidx);
     /* Area spidx */
-    RTreeDestroyTree(Plus->Area_spidx);
+    if (Plus->Area_spidx)
+	RTreeDestroyTree(Plus->Area_spidx);
     /* Isle spidx */
-    RTreeDestroyTree(Plus->Isle_spidx);
+    if (Plus->Isle_spidx)
+	RTreeDestroyTree(Plus->Isle_spidx);
 
     /* 3D future : */
     /* Face spidx */