arcnet: Expand odd BUGLVL macro with if and uses

Don't hide what should be obvious.

Make the macro a simple test instead of using if and test.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
diff --git a/drivers/net/arcnet/com20020-pci.c b/drivers/net/arcnet/com20020-pci.c
index 72334b5..c8184de 100644
--- a/drivers/net/arcnet/com20020-pci.c
+++ b/drivers/net/arcnet/com20020-pci.c
@@ -402,7 +402,8 @@
 
 static int __init com20020pci_init(void)
 {
-	BUGLVL(D_NORMAL) printk(VERSION);
+	if (BUGLVL(D_NORMAL))
+		printk(VERSION);
 	return pci_register_driver(&com20020pci_driver);
 }