[Bf-blender-cvs] [6f1190cbf0e] master: Fix T66630 X-Ray + Subdivision surface Face select problem

[Clément Foucault]

Commit: 6f1190cbf0ea9e1134e9594f135c0c6e99bdcfc3
Author: Clément Foucault
Date:   Wed Jul 10 12:12:50 2019 +0200
Branches: master
https://developer.blender.org/rB6f1190cbf0ea9e1134e9594f135c0c6e99bdcfc3

Fix T66630 X-Ray + Subdivision surface Face select problem

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

M	source/blender/blenkernel/intern/modifier.c

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

diff --git a/source/blender/blenkernel/intern/modifier.c b/source/blender/blenkernel/intern/modifier.c
index 813b2d0469c..c23fe30d311 100644
--- a/source/blender/blenkernel/intern/modifier.c
+++ b/source/blender/blenkernel/intern/modifier.c
@@ -785,6 +785,9 @@ bool modifiers_usesSubsurfFacedots(struct Scene *scene, Object *ob)
   VirtualModifierData virtualModifierData;
   ModifierData *md = modifiers_getVirtualModifierList(ob, &virtualModifierData);
   int cage_index = modifiers_getCageIndex(scene, ob, NULL, 1);
+  if (cage_index == -1) {
+    return false;
+  }
   /* Find first modifier enabled on cage. */
   for (int i = 0; md && i < cage_index; i++) {
     md = md->next;