From a7f1fbf609f074c39aa5aabca3144308660f806d Mon Sep 17 00:00:00 2001
From: Robin Dunn <robin@alldunn.com>
Date: Thu, 15 Nov 2001 03:07:39 +0000
Subject: [PATCH] Only update the mask if the mask is valid

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@12428 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/generic/imaglist.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/generic/imaglist.cpp b/src/generic/imaglist.cpp
index 12f621afce..aa3a292208 100644
--- a/src/generic/imaglist.cpp
+++ b/src/generic/imaglist.cpp
@@ -68,7 +68,8 @@ int wxImageList::Add( const wxBitmap &bitmap )
 int wxImageList::Add( const wxBitmap& bitmap, const wxBitmap& mask )
 {
     wxBitmap bmp(bitmap);
-    bmp.SetMask(new wxMask(mask));
+    if (mask.Ok())
+        bmp.SetMask(new wxMask(mask));
     return Add(bmp);
 }
 
-- 
2.45.2