[Bf-blender-cvs] [6ea43f9] master: Fix sculpting high poly meshes

[Campbell Barton]

Commit: 6ea43f9aca81bab376b8f8878b6aeb4819ce251c
Author: Campbell Barton
Date:   Mon Jul 11 17:08:27 2016 +1000
Branches: master
https://developer.blender.org/rB6ea43f9aca81bab376b8f8878b6aeb4819ce251c

Fix sculpting high poly meshes

Attempted to free unallocated memory,
interestingly nobody noticed this for ~7 years (error from 3078c806).

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

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

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

diff --git a/source/blender/blenkernel/intern/pbvh.c b/source/blender/blenkernel/intern/pbvh.c
index 8afb5b2..ff69f38 100644
--- a/source/blender/blenkernel/intern/pbvh.c
+++ b/source/blender/blenkernel/intern/pbvh.c
@@ -688,8 +688,7 @@ static void pbvh_stack_push(PBVHIter *iter, PBVHNode *node, bool revisiting)
 {
 	if (UNLIKELY(iter->stacksize == iter->stackspace)) {
 		iter->stackspace *= 2;
-
-		if (iter->stackspace != STACK_FIXED_DEPTH) {
+		if (iter->stackspace != (STACK_FIXED_DEPTH * 2)) {
 			iter->stack = MEM_reallocN(iter->stack, sizeof(PBVHStack) * iter->stackspace);
 		}
 		else {