Alexandre Julliard : gdiplus: Avoid using PathToRegion with an empty path.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: bc44b3f60d3df213f3a55d6f0878c019932bebfd
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=bc44b3f60d3df213f3a55d6f08...

Author: Alexandre Julliard 
Date:   Thu Jun 16 00:36:37 2016 +0900

gdiplus: Avoid using PathToRegion with an empty path.

Signed-off-by: Alexandre Julliard

---

dlls/gdiplus/region.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/dlls/gdiplus/region.c b/dlls/gdiplus/region.c
index a0c0823..50cb46a 100644
--- a/dlls/gdiplus/region.c
+++ b/dlls/gdiplus/region.c
@@ -1114,6 +1114,12 @@ static GpStatus get_path_hrgn(GpPath *path, GpGraphics *graphics, HRGN *hrgn)
     GpStatus stat;
     INT save_state;

+    if (!path->pathdata.Count)  /* PathToRegion doesn't support empty paths */
+    {
+        *hrgn = CreateRectRgn( 0, 0, 0, 0 );
+        return *hrgn ? Ok : OutOfMemory;
+    }
+
     if (!graphics)
     {
         new_hdc = CreateCompatibleDC(0);