From e65976f6d15c798d76fc291444341532d7415862 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Aur=C3=A9lien=20Nephtali?=
 <anephtali@users.noreply.github.com>
Date: Thu, 13 Apr 2017 20:43:27 +0200
Subject: [PATCH] Fix a crash when using the arrow keys while searching

If the query is not found, using the left or up arrow key leads to a crash.
---
 tte.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tte.c b/tte.c
index 833eec4..7ed45d7 100644
--- a/tte.c
+++ b/tte.c
@@ -1151,6 +1151,10 @@ void editorSearchCallback(char* query, int key) {
     } else if (key == ARROW_RIGHT || key == ARROW_DOWN) {
         direction = 1;
     } else if (key == ARROW_LEFT || key == ARROW_UP) {
+        if (last_match == -1) {
+            // If nothing matched and the left or up arrow key was pressed
+            return;
+        }
         direction = -1;
     } else {
         last_match = -1;