Nikolay Sivov : gdiplus: Check count argument in GdipTransformMatrixPoints.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 5eaf84d39b82f26b280fbd6e82d93c0e27633a73
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=5eaf84d39b82f26b280fbd6e82...

Author: Nikolay Sivov 
Date:   Tue May 13 02:04:51 2008 +0400

gdiplus: Check count argument in GdipTransformMatrixPoints.

---

dlls/gdiplus/matrix.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/dlls/gdiplus/matrix.c b/dlls/gdiplus/matrix.c
index a8617db..cf8b44b 100644
--- a/dlls/gdiplus/matrix.c
+++ b/dlls/gdiplus/matrix.c
@@ -244,7 +244,7 @@ GpStatus WINGDIPAPI GdipTransformMatrixPoints(GpMatrix *matrix, GpPointF *pts,
     REAL x, y;
     INT i;

-    if(!matrix || !pts)
+    if(!matrix || !pts || count <= 0)
         return InvalidParameter;

for(i = 0; i < count; i++)
@@ -265,6 +265,9 @@ GpStatus WINGDIPAPI GdipTransformMatrixPointsI(GpMatrix *matrix, GpPoint *pts, I
     GpStatus ret;
     INT i;

+    if(count <= 0)
+        return InvalidParameter;
+
     ptsF = GdipAlloc(sizeof(GpPointF) * count);
     if(!ptsF)
         return OutOfMemory;