diff options
Diffstat (limited to 'indra/llprimitive')
| -rw-r--r-- | indra/llprimitive/lldaeloader.cpp | 11 | ||||
| -rw-r--r-- | indra/llprimitive/llmodel.cpp | 8 |
2 files changed, 19 insertions, 0 deletions
diff --git a/indra/llprimitive/lldaeloader.cpp b/indra/llprimitive/lldaeloader.cpp index 4b13da5586..e89690438e 100644 --- a/indra/llprimitive/lldaeloader.cpp +++ b/indra/llprimitive/lldaeloader.cpp @@ -208,6 +208,17 @@ LLModel::EModelStatus load_face_from_dom_triangles( } LLVolumeFace::VertexMapData::PointMap point_map; + + if (idx_stride <= 0 + || (pos_source && pos_offset >= idx_stride) + || (tc_source && tc_offset >= idx_stride) + || (norm_source && norm_offset >= idx_stride)) + { + // Looks like these offsets should fit inside idx_stride + // Might be good idea to also check idx.getCount()%idx_stride != 0 + LL_WARNS() << "Invalid pos_offset " << pos_offset << ", tc_offset " << tc_offset << " or norm_offset " << norm_offset << LL_ENDL; + return LLModel::BAD_ELEMENT; + } for (U32 i = 0; i < idx.getCount(); i += idx_stride) { diff --git a/indra/llprimitive/llmodel.cpp b/indra/llprimitive/llmodel.cpp index dd37b8ce0b..204ff63712 100644 --- a/indra/llprimitive/llmodel.cpp +++ b/indra/llprimitive/llmodel.cpp @@ -1263,6 +1263,14 @@ bool LLModel::matchMaterialOrder(LLModel* ref, int& refFaceCnt, int& modelFaceCn LL_INFOS("MESHSKININFO")<<"Material of model is not a subset of reference."<<LL_ENDL; return false; } + + if (mMaterialList.size() > ref->mMaterialList.size()) + { + LL_INFOS("MESHSKININFO") << "Material of model has more materials than a reference." << LL_ENDL; + // We passed isMaterialListSubset, so materials are a subset, but subset isn't supposed to be + // larger than original and if we keep going, reordering will cause a crash + return false; + } std::map<std::string, U32> index_map; |