nano

commit d994af033496d75589729664d28a6592fccf7251
parent 75c7c35cfd39d3989a394c519cb12fc2052c0909
Author: Benno Schulenberg <bensberg@telfort.nl>
Date:   Sat, 14 Jul 2018 20:02:03 +0200

tweaks: avoid dereferencing a pointer when it is NULL  [coverity scan]

Diffstat:
M
src/text.c
 | 
2
+-

1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/text.c b/src/text.c
@@ -862,7 +862,7 @@ void do_redo(void)
 	while (u != NULL && u->next != openfile->current_undo)
 		u = u->next;
 
-	if (u->next != openfile->current_undo) {
+	if (u == NULL) {
 		statusline(ALERT, "Bad undo stack -- please report a bug");
 		return;
 	}