From: Robin Dunn <robin@alldunn.com>
Date: Wed, 27 Oct 2004 01:00:09 +0000 (+0000)
Subject: Return from DoDrawSpline without doing anything (like segfaulting
X-Git-Url: https://git.saurik.com/wxWidgets.git/commitdiff_plain/410bb8c16bf390551038c9521331b474e7daef78

Return from DoDrawSpline without doing anything (like segfaulting
<wink!>) if the list is empty.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@30106 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---

diff --git a/src/common/dcbase.cpp b/src/common/dcbase.cpp
index 10c928e505..fadb078d01 100644
--- a/src/common/dcbase.cpp
+++ b/src/common/dcbase.cpp
@@ -316,6 +316,10 @@ void wxDCBase::DoDrawSpline( wxList *points )
     double           x1, y1, x2, y2;
 
     wxList::compatibility_iterator node = points->GetFirst();
+    if (node == NULL)
+        // empty list
+        return;
+    
     p = (wxPoint *)node->GetData();
 
     x1 = p->x;