diff options
Diffstat (limited to 'source/blender/blenkernel/intern/customdata.c')
| -rw-r--r-- | source/blender/blenkernel/intern/customdata.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/source/blender/blenkernel/intern/customdata.c b/source/blender/blenkernel/intern/customdata.c index 22d4af6fa39..7bf11d86a63 100644 --- a/source/blender/blenkernel/intern/customdata.c +++ b/source/blender/blenkernel/intern/customdata.c @@ -2643,11 +2643,13 @@ static CustomDataLayer *customData_add_layer__internal(CustomData *data, } if (alloctype == CD_DUPLICATE && layerdata) { - if (typeInfo->copy) { - typeInfo->copy(layerdata, newlayerdata, totelem); - } - else { - memcpy(newlayerdata, layerdata, (size_t)totelem * typeInfo->size); + if (totelem > 0) { + if (typeInfo->copy) { + typeInfo->copy(layerdata, newlayerdata, totelem); + } + else { + memcpy(newlayerdata, layerdata, (size_t)totelem * typeInfo->size); + } } } else if (alloctype == CD_DEFAULT) { |