The functions time_before, time_before_eq, time_after, and time_after_eq are
more robust for comparing jiffies against other values.
So following patch implements usage of the time_after() macro, defined at
linux/jiffies.h, which deals with wrapping correctly
Cc: [EMAIL PROTECTED]
Signed-off-by: S.Çağlar Onur <[EMAIL PROTECTED]>
---
drivers/net/ax88796.c | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ax88796.c b/drivers/net/ax88796.c
index 194949a..0f823d7 100644
--- a/drivers/net/ax88796.c
+++ b/drivers/net/ax88796.c
@@ -11,6 +11,7 @@
* published by the Free Software Foundation.
*/
+#include <linux/jiffies.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
@@ -151,7 +152,7 @@ static void ax_reset_8390(struct net_device *dev)
/* This check _should_not_ be necessary, omit eventually. */
while ((ei_inb(addr + EN0_ISR) & ENISR_RESET) == 0) {
- if (jiffies - reset_start_time > 2*HZ/100) {
+ if (time_after(jiffies, reset_start_time + 2 * HZ/100)) {
dev_warn(&ax->dev->dev, "%s: %s did not complete.\n",
__FUNCTION__, dev->name);
break;
@@ -287,7 +288,7 @@ static void ax_block_output(struct net_device *dev, int
count,
dma_start = jiffies;
while ((ei_inb(nic_base + EN0_ISR) & ENISR_RDC) == 0) {
- if (jiffies - dma_start > 2*HZ/100) { /* 20ms */
+ if (time_after(jiffies, dma_start + 2 * HZ/100)) {
/* 20ms */
dev_warn(&ax->dev->dev,
"%s: timeout waiting for Tx RDC.\n",
dev->name);
ax_reset_8390(dev);
--
1.5.3.7
--
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