NULL noise in drivers/net

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index a9f1640..db606b6 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -12675,7 +12675,7 @@
 		tg3reg_len = pci_resource_len(pdev, 2);
 
 		tp->aperegs = ioremap_nocache(tg3reg_base, tg3reg_len);
-		if (tp->aperegs == 0UL) {
+		if (!tp->aperegs) {
 			printk(KERN_ERR PFX "Cannot map APE registers, "
 			       "aborting.\n");
 			err = -ENOMEM;