Fix potential NULL dereference in mesh sequence cache modifier.

Reported by coverity.
2016-11-18 12:03:12 +01:00
parent b859fef670
commit 841c4deed7
1 changed files with 4 additions and 0 deletions
--- a/source/blender/modifiers/intern/MOD_meshsequencecache.c
+++ b/source/blender/modifiers/intern/MOD_meshsequencecache.c
@@ -114,6 +114,10 @@ static DerivedMesh *applyModifier(ModifierData *md, Object *ob,
 		                                               mcmd->reader,
 		                                               ob,
 		                                               mcmd->object_path);
+		if (!mcmd->reader) {
+			modifier_setError(md, "Could not create Alembic reader for file %s", cache_file->filepath);
+			return dm;
+		}
 	}

 	DerivedMesh *result = ABC_read_mesh(mcmd->reader,