From: Krzysztof Kosiński <tweenk.pl@gmail.com>
Date: Fri, 13 Aug 2010 21:03:59 +0000 (+0200)
Subject: Fix node editor crash when dragging near the last node of a path
X-Git-Url: https://git.tokkee.org/?a=commitdiff_plain;h=4e7ae5c9f39bf4e8ab7090e43961ab4db05e3b3a;p=inkscape.git

Fix node editor crash when dragging near the last node of a path
---

diff --git a/src/ui/tool/path-manipulator.cpp b/src/ui/tool/path-manipulator.cpp
index 66f72f379..8ce7a9e74 100644
--- a/src/ui/tool/path-manipulator.cpp
+++ b/src/ui/tool/path-manipulator.cpp
@@ -1414,7 +1414,7 @@ void PathManipulator::_updateDragPoint(Geom::Point const &evp)
     NodeList::iterator first = (*spi)->before(pvp->t, &fracpart);
     
     double stroke_tolerance = _getStrokeTolerance();
-    if (Geom::distance(evp, nearest_point) < stroke_tolerance) {
+    if (first && first.next() && Geom::distance(evp, nearest_point) < stroke_tolerance) {
         _dragpoint->setVisible(true);
         _dragpoint->setPosition(_desktop->w2d(nearest_point));
         _dragpoint->setSize(2 * stroke_tolerance);