From a804e1f5645ac75d196e0c9f1ac3b2524a42aac3 Mon Sep 17 00:00:00 2001
From: Johannes Hofmann <Johannes.Hofmann@gmx.de>
Date: Sun, 7 Sep 2008 19:11:39 +0200
Subject: check for enough control points in move_point

---
 src/CurveEditor.cxx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/CurveEditor.cxx b/src/CurveEditor.cxx
index b2db446..a9bb7a5 100644
--- a/src/CurveEditor.cxx
+++ b/src/CurveEditor.cxx
@@ -148,7 +148,8 @@ CurveEditor::init() {
 
 void
 CurveEditor::move_point(int i, double _x, double _y) {
-	if (i >= n ||
+	if (n < 3 ||
+		i >= n ||
 		(_x < 0.0 || _x > 1.0 || _y < 0.0 || _y > 1.0) ||
 		(i < n - 1 && _x >= X[i + 1]) ||
 		(i > 0 && _x <= X[i - 1]))
-- 
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