[Bf-blender-cvs] [e93a8c4f74d] master: Cleanup: avoid reallocating arrays at the same size

[Campbell Barton]

Commit: e93a8c4f74d854b6e2b42cb10651333faed8f280
Author: Campbell Barton
Date:   Sun Feb 20 21:28:57 2022 +1100
Branches: master
https://developer.blender.org/rBe93a8c4f74d854b6e2b42cb10651333faed8f280

Cleanup: avoid reallocating arrays at the same size

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

M	source/blender/bmesh/intern/bmesh_query.c

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

diff --git a/source/blender/bmesh/intern/bmesh_query.c b/source/blender/bmesh/intern/bmesh_query.c
index 45a42c29d84..1bc5b70f874 100644
--- a/source/blender/bmesh/intern/bmesh_query.c
+++ b/source/blender/bmesh/intern/bmesh_query.c
@@ -2234,7 +2234,9 @@ int BM_mesh_calc_face_groups(BMesh *bm,
   MEM_freeN(stack);
 
   /* reduce alloc to required size */
-  group_index = MEM_reallocN(group_index, sizeof(*group_index) * group_curr);
+  if (group_index_len != group_curr) {
+    group_index = MEM_reallocN(group_index, sizeof(*group_index) * group_curr);
+  }
   *r_group_index = group_index;
 
   return group_curr;
@@ -2354,7 +2356,9 @@ int BM_mesh_calc_edge_groups(BMesh *bm,
   MEM_freeN(stack);
 
   /* reduce alloc to required size */
-  group_index = MEM_reallocN(group_index, sizeof(*group_index) * group_curr);
+  if (group_index_len != group_curr) {
+    group_index = MEM_reallocN(group_index, sizeof(*group_index) * group_curr);
+  }
   *r_group_index = group_index;
 
   return group_curr;