diff --git a/net/atm/mpc.c b/net/atm/mpc.c
index b71ff6b234f2bb1c6d97915eb5a4fb6ab4d1851d..91dc58f1124dd976e4cca35af2407eb2c0e25ecc 100644
--- a/net/atm/mpc.c
+++ b/net/atm/mpc.c
@@ -1492,7 +1492,7 @@ static void __exit atm_mpoa_cleanup(void)
 
 	mpc_proc_clean();
 
-	del_timer(&mpc_timer);
+	del_timer_sync(&mpc_timer);
 	unregister_netdevice_notifier(&mpoa_notifier);
 	deregister_atm_ioctl(&atm_ioctl_ops);