diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index fe2f71f..ba42b0a 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -641,7 +641,7 @@
  * task has been modifying its cpuset.
  */
 
-void cpuset_update_task_memory_state()
+void cpuset_update_task_memory_state(void)
 {
 	int my_cpusets_mem_gen;
 	struct task_struct *tsk = current;