[PATCH] drivers/net/tulip/pnic.c: use time_after macro

From: Marcelo Feitoza Parisi <marcelo@feitoza.com.br>

It deals with wrapping correctly and is nicer to read.

Signed-off-by: Marcelo Feitoza Parisi <marcelo@feitoza.com.br>
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>

Index: linux-kj/drivers/net/tulip/pnic.c
===================================================================
--- linux-kj.orig/drivers/net/tulip/pnic.c	2005-10-11 18:36:39.000000000 +0400
+++ linux-kj/drivers/net/tulip/pnic.c	2005-10-11 18:37:55.000000000 +0400
@@ -16,6 +16,7 @@
 
 #include <linux/kernel.h>
 #include <linux/pci.h>
+#include <linux/jiffies.h>
 #include "tulip.h"
 
 
@@ -68,7 +69,8 @@ void pnic_lnk_change(struct net_device *
 		 */
 		if (tulip_media_cap[dev->if_port] & MediaIsMII)
 			return;
-		if (! tp->nwayset  ||  jiffies - dev->trans_start > 1*HZ) {
+		if (!tp->nwayset ||
+			       	time_after(jiffies, dev->trans_start + 1*HZ)) {
 			tp->csr6 = 0x00420000 | (tp->csr6 & 0x0000fdff);
 			iowrite32(tp->csr6, ioaddr + CSR6);
 			iowrite32(0x30, ioaddr + CSR12);