Index: poppler/TextOutputDev.cc
===================================================================
RCS file: /cvs/poppler/poppler/poppler/TextOutputDev.cc,v
retrieving revision 1.6.2.4
diff -u -B -p -r1.6.2.4 TextOutputDev.cc
--- poppler/TextOutputDev.cc	24 Aug 2005 18:17:51 -0000	1.6.2.4
+++ poppler/TextOutputDev.cc	9 Sep 2005 02:16:38 -0000
@@ -3431,6 +3431,8 @@ void TextBlock::visitSelection(TextSelec
   visitor->visitBlock (this, begin, end, selection);
 
   for (p = begin; p != end; p = p->next) {
+    if (!p)
+      break;
     if (p == begin) {
       child_selection.x1 = start_x;
       child_selection.y1 = start_y;