From e8d505ba029df2e90bab88addfc21007c406e308 Mon Sep 17 00:00:00 2001
From: David Lawrence Ramsey <pooka109@gmail.com>
Date: Thu, 10 Nov 2005 03:40:45 +0000
Subject: [PATCH] fix still *more* backup_lines() breakage

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@3140 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
---
 src/text.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/text.c b/src/text.c
index 83afd0d6..6cea1812 100644
--- a/src/text.c
+++ b/src/text.c
@@ -1002,7 +1002,7 @@ filestruct *backup_lines(filestruct *first_line, size_t par_len)
 	top = openfile->current->prev;
     else
 	top = openfile->current;
-    for (i = par_len; i > 0; i--) {
+    for (i = par_len; i > 0 && top != NULL; i--) {
 	if (top->lineno == fl_lineno_save)
 	    first_line = top;
 	if (top->lineno == edittop_lineno_save)
-- 
2.39.5