From a071dba1ef63be126db9874958b01eacbfe77f82 Mon Sep 17 00:00:00 2001
From: Lennon Donaghy <donaghylennon@gmail.com>
Date: Wed, 28 Jul 2021 07:23:47 +0100
Subject: [PATCH] Utilities: Add fix for 'less' not buffering the correct
 number of lines

'down_n()' now correctly buffers the needed number of lines, previously
there were issues with using it to scroll much more than the existing
buffer.
---
 Userland/Utilities/less.cpp | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/Userland/Utilities/less.cpp b/Userland/Utilities/less.cpp
index 7c1d6a74ac..9daecc46f0 100644
--- a/Userland/Utilities/less.cpp
+++ b/Userland/Utilities/less.cpp
@@ -141,7 +141,7 @@ public:
     {
         clear_status();
 
-        while (n - (m_lines.size() - m_line) > 0) {
+        while (n - (m_lines.size() - m_line) + m_height - 1 > 0) {
             if (!read_line())
                 break;
         }
@@ -158,8 +158,6 @@ public:
 
     void bottom()
     {
-        while (read_line())
-            ;
         down_n(m_lines.size() - m_line);
     }