From 2e00d16f3d3808defe76d9af75df2dd714c66af2 Mon Sep 17 00:00:00 2001 From: Charles Date: Sat, 10 Jun 2023 16:15:24 -0400 Subject: [PATCH] GLTF: fix segfault in animNormals memcpy when mesh.normals == NULL (#3103) --- src/rmodels.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/src/rmodels.c b/src/rmodels.c index c4073eed3..23a5d16a0 100644 --- a/src/rmodels.c +++ b/src/rmodels.c @@ -5201,7 +5201,9 @@ static Model LoadGLTF(const char *fileName) model.meshes[meshIndex].animVertices = RL_CALLOC(model.meshes[meshIndex].vertexCount*3, sizeof(float)); memcpy(model.meshes[meshIndex].animVertices, model.meshes[meshIndex].vertices, model.meshes[meshIndex].vertexCount*3*sizeof(float)); model.meshes[meshIndex].animNormals = RL_CALLOC(model.meshes[meshIndex].vertexCount*3, sizeof(float)); - memcpy(model.meshes[meshIndex].animNormals, model.meshes[meshIndex].normals, model.meshes[meshIndex].vertexCount*3*sizeof(float)); + if (model.meshes[meshIndex].normals != NULL) { + memcpy(model.meshes[meshIndex].animNormals, model.meshes[meshIndex].normals, model.meshes[meshIndex].vertexCount*3*sizeof(float)); + } meshIndex++; // Move to next mesh }