From ebcfcabde9ce1ade30a2933f5afc4c135cacf556 Mon Sep 17 00:00:00 2001
From: dsa-t <dudesuchamazing@gmail.com>
Date: Wed, 30 Apr 2025 16:36:52 +0300
Subject: [PATCH] Don't write unused part of the buffer into image data.

Fixes https://gitlab.com/kicad/code/kicad/-/issues/20698


(cherry picked from commit 3aded5da4bd5ddeec0622a40912e9a14ff786919)

Co-authored-by: Alex Shvartzkop <dudesuchamazing@gmail.com>
---
 common/bitmap_base.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/common/bitmap_base.cpp b/common/bitmap_base.cpp
index cf3a22c11e..0e5d4cda1b 100644
--- a/common/bitmap_base.cpp
+++ b/common/bitmap_base.cpp
@@ -208,7 +208,7 @@ bool BITMAP_BASE::SaveImageData( wxOutputStream& aOutStream ) const
     else
     {
         // Write the contents of m_imageData to the stream.
-        aOutStream.Write( m_imageData.GetData(), m_imageData.GetBufSize() );
+        aOutStream.Write( m_imageData.GetData(), m_imageData.GetDataLen() );
     }
 
     return true;