src/hg/lib/cart.c 1.107

1.107 2009/05/22 18:30:14 tdreszer
Angie pointed out that my last ci erroneously presumes oldVars is never NULL

Index: src/hg/lib/cart.c
===================================================================
RCS file: /projects/compbio/cvsroot/kent/src/hg/lib/cart.c,v
retrieving revision 1.106
retrieving revision 1.107
diff -b -B -U 4 -r1.106 -r1.107
--- src/hg/lib/cart.c	15 May 2009 16:58:10 -0000	1.106
+++ src/hg/lib/cart.c	22 May 2009 18:30:14 -0000	1.107
@@ -1398,9 +1398,9 @@
 getDbAndGenome(cart, &db, &org, oldVars);
 clade = hClade(org);
 pos = cartOptionalString(cart, positionCgiName);
 pos = addCommasToPos(db, stripCommas(pos));
-if(pos != NULL)
+if(pos != NULL && oldVars != NULL)
     {
     struct hashEl *oldpos = hashLookup(oldVars, positionCgiName);
     if(oldpos != NULL && differentString(pos,oldpos->val))
         cartSetString(cart,"lastPosition",oldpos->val);