diff --git a/arch/sparc/include/asm/topology_64.h b/arch/sparc/include/asm/topology_64.h
index 3831b19..34c628a 100644
--- a/arch/sparc/include/asm/topology_64.h
+++ b/arch/sparc/include/asm/topology_64.h
@@ -11,8 +11,6 @@
 	return numa_cpu_lookup_table[cpu];
 }
 
-#define parent_node(node)	(node)
-
 #define cpumask_of_node(node) ((node) == -1 ?				\
 			       cpu_all_mask :				\
 			       &numa_cpumask_lookup_table[node])