Revision: 48450
          http://brlcad.svn.sourceforge.net/brlcad/?rev=48450&view=rev
Author:   starseeker
Date:     2012-01-11 23:11:19 +0000 (Wed, 11 Jan 2012)
Log Message:
-----------
Make sure of tsp before we do something with it. CID 300

Modified Paths:
--------------
    brlcad/trunk/src/librt/prep.c

Modified: brlcad/trunk/src/librt/prep.c
===================================================================
--- brlcad/trunk/src/librt/prep.c       2012-01-11 22:40:38 UTC (rev 48449)
+++ brlcad/trunk/src/librt/prep.c       2012-01-11 23:11:19 UTC (rev 48450)
@@ -1370,10 +1370,12 @@
     if (comb) RT_CK_COMB(comb);
 
     /* Ignore "air" regions unless wanted */
+    if (tsp) {
     if (tsp->ts_rtip->useair == 0 &&  tsp->ts_aircode != 0) {
        tsp->ts_rtip->rti_air_discards++;
        return -1;      /* drop this region */
     }
+    }
     return 0;
 }
 

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