[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/zorro8390.c b/drivers/net/zorro8390.c
index 8ab6e12..7610216 100644
--- a/drivers/net/zorro8390.c
+++ b/drivers/net/zorro8390.c
@@ -27,6 +27,7 @@
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/zorro.h>
+#include <linux/jiffies.h>
#include <asm/system.h>
#include <asm/irq.h>
@@ -151,7 +152,7 @@
z_writeb(z_readb(ioaddr + NE_RESET), ioaddr + NE_RESET);
while ((z_readb(ioaddr + NE_EN0_ISR) & ENISR_RESET) == 0)
- if (jiffies - reset_start_time > 2*HZ/100) {
+ if (time_after(jiffies, reset_start_time + 2*HZ/100)) {
printk(KERN_WARNING " not found (no reset ack).\n");
return -ENODEV;
}
@@ -273,7 +274,7 @@
/* This check _should_not_ be necessary, omit eventually. */
while ((z_readb(NE_BASE+NE_EN0_ISR) & ENISR_RESET) == 0)
- if (jiffies - reset_start_time > 2*HZ/100) {
+ if (time_after(jiffies, reset_start_time + 2*HZ/100)) {
printk(KERN_WARNING "%s: ne_reset_8390() did not complete.\n",
dev->name);
break;
@@ -400,7 +401,7 @@
dma_start = jiffies;
while ((z_readb(NE_BASE + NE_EN0_ISR) & ENISR_RDC) == 0)
- if (jiffies - dma_start > 2*HZ/100) { /* 20ms */
+ if (time_after(jiffies, dma_start + 2*HZ/100)) { /* 20ms */
printk(KERN_ERR "%s: timeout waiting for Tx RDC.\n",
dev->name);
zorro8390_reset_8390(dev);