layers: Don't run ObjectTracker checks on NULL mem objects

diff --git a/xgl-layer-generate.py b/xgl-layer-generate.py
index 6e0d885..c1b1091 100755 (executable)
--- a/xgl-layer-generate.py
+++ b/xgl-layer-generate.py
@@ -1393,7 +1393,8 @@ class ObjectTrackerSubcommand(Subcommand):
         header_txt.append('static void validate_memory_mapping_status(const XGL_MEMORY_REF* pMemRefs, uint32_t numRefs) {')
         header_txt.append('    uint32_t i;')
         header_txt.append('    for (i = 0; i < numRefs; i++) {')
-        header_txt.append('        validate_status((void *)pMemRefs[i].mem, XGL_OBJECT_TYPE_GPU_MEMORY, OBJSTATUS_GPU_MEM_MAPPED, OBJSTATUS_NONE, XGL_DBG_MSG_ERROR, OBJTRACK_GPU_MEM_MAPPED, "A Mapped Memory Object was referenced in a command buffer");')
+        header_txt.append('        if(pMemRefs[i].mem)')
+        header_txt.append('            validate_status((void *)pMemRefs[i].mem, XGL_OBJECT_TYPE_GPU_MEMORY, OBJSTATUS_GPU_MEM_MAPPED, OBJSTATUS_NONE, XGL_DBG_MSG_ERROR, OBJTRACK_GPU_MEM_MAPPED, "A Mapped Memory Object was referenced in a command buffer");')
         header_txt.append('    }')
         header_txt.append('}')
         header_txt.append('')