From 6f188cf7efa3a6460a7ad234002e2c23d8678dec Mon Sep 17 00:00:00 2001
From: bjorn3 <17426603+bjorn3@users.noreply.github.com>
Date: Thu, 26 Dec 2024 21:58:41 +0100
Subject: [PATCH] graphics/fbcond: Unmap old offscreen buffer on handoff and
 resize

---
 graphics/fbcond/src/display.rs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/graphics/fbcond/src/display.rs b/graphics/fbcond/src/display.rs
index 053b585563..cf2dbc528a 100644
--- a/graphics/fbcond/src/display.rs
+++ b/graphics/fbcond/src/display.rs
@@ -65,6 +65,10 @@ impl Display {
 
         match display_fd_map(width, height, &mut new_display_file) {
             Ok(offscreen) => {
+                unsafe {
+                    display_fd_unmap(self.offscreen);
+                }
+
                 self.offscreen = offscreen;
                 self.width = width;
                 self.height = height;
@@ -109,6 +113,10 @@ impl Display {
     pub fn resize(&mut self, width: usize, height: usize) {
         match display_fd_map(width, height, &mut self.display_file) {
             Ok(offscreen) => {
+                unsafe {
+                    display_fd_unmap(self.offscreen);
+                }
+
                 self.offscreen = offscreen;
                 self.width = width;
                 self.height = height;