[Bf-blender-cvs] [84e55e3dc25] blender-v3.2-release: Fix T98320: GPencil Crash with Length and Build Modifiers

[Antonio Vazquez]

Commit: 84e55e3dc2516d3e440b96fb67d5d9b43b81d039
Author: Antonio Vazquez
Date:   Sun May 22 21:10:08 2022 +0200
Branches: blender-v3.2-release
https://developer.blender.org/rB84e55e3dc2516d3e440b96fb67d5d9b43b81d039

Fix T98320: GPencil Crash with Length and Build Modifiers

The length modifiers creates a NULL strokes and this is not handled by Build modifier.

===================================================================

M	source/blender/gpencil_modifiers/intern/MOD_gpencilbuild.c

===================================================================

diff --git a/source/blender/gpencil_modifiers/intern/MOD_gpencilbuild.c b/source/blender/gpencil_modifiers/intern/MOD_gpencilbuild.c
index 930ebb78b46..88515d849bc 100644
--- a/source/blender/gpencil_modifiers/intern/MOD_gpencilbuild.c
+++ b/source/blender/gpencil_modifiers/intern/MOD_gpencilbuild.c
@@ -109,7 +109,7 @@ static void reduce_stroke_points(bGPdata *gpd,
                                  const int points_num,
                                  const eBuildGpencil_Transition transition)
 {
-  if (points_num == 0) {
+  if ((points_num == 0) || (gps->points == NULL)) {
     clear_stroke(gpf, gps);
     return;
   }