diff --git a/drivers/net/tulip/xircom_cb.c b/drivers/net/tulip/xircom_cb.c
index 26cc4f6..60d1e05 100644
--- a/drivers/net/tulip/xircom_cb.c
+++ b/drivers/net/tulip/xircom_cb.c
@@ -117,7 +117,7 @@
 static int xircom_close(struct net_device *dev);
 static void xircom_up(struct xircom_private *card);
 static struct net_device_stats *xircom_get_stats(struct net_device *dev);
-#if CONFIG_NET_POLL_CONTROLLER
+#ifdef CONFIG_NET_POLL_CONTROLLER
 static void xircom_poll_controller(struct net_device *dev);
 #endif