Fix for: https://bugzilla.altlinux.org/show_bug.cgi?id=5659

--- xpdf-3.00/fofi/FoFiType1.cc.orig	2004-01-22 03:26:44 +0200
+++ xpdf-3.00/fofi/FoFiType1.cc	2005-01-19 15:03:20 +0200
@@ -163,7 +163,8 @@
       line = getNextLine(line);
       for (j = 0; j < 300 && line; ++j) {
 	line1 = getNextLine(line);
-	if ((n = line1 - line) > 255) {
+	n = line1? (line1 - line): ((char *)file + len - line);
+	if (n > 255) {
 	  n = 255;
 	}
 	strncpy(buf, line, n);