[PATCH] drivers/net/*: use time_after() and friends
They deal with wrapping correctly and are nicer to read. Also make
jiffies-holding variables unsigned long.
Signed-off-by: Marcelo Feitoza Parisi <marcelo@feitoza.com.br>
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Jeff Garzik <jgarzik@pobox.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
diff --git a/drivers/net/pcmcia/3c589_cs.c b/drivers/net/pcmcia/3c589_cs.c
index 1c3c9c6..c4abc93 100644
--- a/drivers/net/pcmcia/3c589_cs.c
+++ b/drivers/net/pcmcia/3c589_cs.c
@@ -39,6 +39,7 @@
#include <linux/if_arp.h>
#include <linux/ioport.h>
#include <linux/bitops.h>
+#include <linux/jiffies.h>
#include <pcmcia/cs_types.h>
#include <pcmcia/cs.h>
@@ -796,7 +797,7 @@
media = inw(ioaddr+WN4_MEDIA) & 0xc810;
/* Ignore collisions unless we've had no irq's recently */
- if (jiffies - lp->last_irq < HZ) {
+ if (time_before(jiffies, lp->last_irq + HZ)) {
media &= ~0x0010;
} else {
/* Try harder to detect carrier errors */