Fabian Maurer : gdiplus: Avoid division by zero in SOFTWARE_GdipDrawThinPath.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 400cfb0fd9d0f25316b680882fce938d2f0724b7
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=400cfb0fd9d0f25316b680882fce938d2f0724b7

Author: Fabian Maurer <dark.shadow4 at web.de>
Date:   Tue Jul 25 00:50:09 2017 +0200

gdiplus: Avoid division by zero in SOFTWARE_GdipDrawThinPath.

Signed-off-by: Fabian Maurer <dark.shadow4 at web.de>
Signed-off-by: Vincent Povirk <vincent at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/gdiplus/graphics.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/dlls/gdiplus/graphics.c b/dlls/gdiplus/graphics.c
index c5c66a9..43cd6ac 100644
--- a/dlls/gdiplus/graphics.c
+++ b/dlls/gdiplus/graphics.c
@@ -3615,6 +3615,9 @@ static GpStatus SOFTWARE_GdipDrawThinPath(GpGraphics *graphics, GpPen *pen, GpPa
                 end_pointi.X = floorf(end_point.X);
                 end_pointi.Y = floorf(end_point.Y);
 
+                if(start_pointi.X == end_pointi.X && start_pointi.Y == end_pointi.Y)
+                    continue;
+
                 /* draw line segment */
                 if (abs(start_pointi.Y - end_pointi.Y) > abs(start_pointi.X - end_pointi.X))
                 {