[SUNGEM]: Consolidate powerpc and sparc MAC probing code.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/sungem.h b/drivers/net/sungem.h
index a70067c..58cf87c 100644
--- a/drivers/net/sungem.h
+++ b/drivers/net/sungem.h
@@ -1025,7 +1025,7 @@
 
 	struct pci_dev		*pdev;
 	struct net_device	*dev;
-#ifdef CONFIG_PPC_PMAC
+#if defined(CONFIG_PPC_PMAC) || defined(CONFIG_SPARC)
 	struct device_node	*of_node;
 #endif
 };