Fix UB caused by wrong call to memcpy.

stenzek · Mar 17, 2023 · a854444 · a854444
1 parent b7e72fb
commit a854444
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/3rdparty/plutovg/plutovg-ft-stroker.c b/3rdparty/plutovg/plutovg-ft-stroker.c
@@ -629,8 +629,9 @@ static void ft_stroke_border_export(PVG_FT_StrokeBorder border,
                                     PVG_FT_Outline*     outline)
 {
     /* copy point locations */
-    memcpy(outline->points + outline->n_points, border->points,
-           border->num_points * sizeof(PVG_FT_Vector));
+    if (outline->points != NULL && border->points != NULL)
+        memcpy(outline->points + outline->n_points, border->points,
+            border->num_points * sizeof(PVG_FT_Vector));
 
     /* copy tags */
     {