From c6e7568471f35f7a22e199b444adf17c685e86f3 Mon Sep 17 00:00:00 2001
From: nicm <nicm>
Date: Wed, 3 Aug 2022 13:27:48 +0000
Subject: [PATCH] Do not crash when searching for .* with extremely long lines.
 Reported by Torbjorn Lonnemark, GitHub issue 3272.

---
 window-copy.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/window-copy.c b/window-copy.c
index ab7ed5b1..834a2d99 100644
--- a/window-copy.c
+++ b/window-copy.c
@@ -3673,6 +3673,7 @@ window_copy_search(struct window_mode_entry *wme, int direction, int regex)
 		if (direction &&
 		    window_copy_search_mark_at(data, fx, fy, &at) == 0 &&
 		    at > 0 &&
+		    data->searchmark != NULL &&
 		    data->searchmark[at] == data->searchmark[at - 1]) {
 			window_copy_move_after_search_mark(data, &fx, &fy,
 			    wrapflag);
@@ -3705,6 +3706,7 @@ window_copy_search(struct window_mode_entry *wme, int direction, int regex)
 			        &start) == 0) {
 				while (window_copy_search_mark_at(data, fx, fy,
 				           &at) == 0 &&
+				       data->searchmark != NULL &&
 				       data->searchmark[at] ==
 				           data->searchmark[start]) {
 					data->cx = fx;