From 8a33584ab65fc2faaaa8b5e0f4b35bd1c82c7d25 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Krystian=20Bac=C5=82awski?= <krystian.baclawski@gmail.com>
Date: Sat, 18 Mar 2023 14:37:33 +0100
Subject: [PATCH] CpuLine: fix drawing horizontal lines (backported from
 41c2a15)

---
 lib/libgfx/CpuLine.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/lib/libgfx/CpuLine.c b/lib/libgfx/CpuLine.c
index ccb8c152..7e0a55e9 100644
--- a/lib/libgfx/CpuLine.c
+++ b/lib/libgfx/CpuLine.c
@@ -29,10 +29,6 @@ void CpuLine(short xs asm("d0"), short ys asm("d1"),
   color = 0x8000 >> (xs & 15);
 
   dy = ye - ys;
-
-  if (dy == 0)
-    return;
-
   dx = abs(xe - xs);
 
   if (dx < dy) {