From e1f58c0163a49eb0804dfa209bf8239797febcd3 Mon Sep 17 00:00:00 2001
From: apio <blobs.trading@gmail.com>
Date: Wed, 26 Oct 2022 20:14:24 +0200
Subject: [PATCH] Kernel: If wrapping a line at screen bottom, scroll properly

---
 kernel/src/render/TextRenderer.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/src/render/TextRenderer.cpp b/kernel/src/render/TextRenderer.cpp
index 6d47cabc..4084c03f 100644
--- a/kernel/src/render/TextRenderer.cpp
+++ b/kernel/src/render/TextRenderer.cpp
@@ -79,7 +79,7 @@ void TextRenderer::putchar(char chr)
         {
             xpos = 0;
             ypos += FONT_HEIGHT;
-            if (ypos > bootboot.fb_height)
+            if ((ypos + FONT_HEIGHT) >= bootboot.fb_height)
             {
                 memcpy((void*)bootboot.fb_ptr, (char*)bootboot.fb_ptr + (bootboot.fb_scanline * FONT_HEIGHT),
                        bootboot.fb_size - (bootboot.fb_scanline * FONT_HEIGHT));