Fix possible nullptr dereferencing. (#5595)

2024-05-24 15:36:30 +02:00
parent ec5242a1a0
commit 30466aaf16
1 changed files with 5 additions and 1 deletions
--- a/code/Common/Subdivision.cpp
+++ b/code/Common/Subdivision.cpp
@@ -524,7 +524,11 @@ void CatmullClarkSubdivider::InternSubdivide(
                                    }
                                }

-                                ai_assert(adj[o] - moffsets[nidx].first < mp->mNumFaces);
+                                if (mp == nullptr) {
+                                    continue;
+                                }
+
+                                ai_assert(adj[o] - moffsets[nidx].first < mp->mNumFaces);                                
                                const aiFace &f = mp->mFaces[adj[o] - moffsets[nidx].first];
                                bool haveit = false;