[PATCH] net: ethernet: sun: use time_is_before_jiffies() instead of open coding it

Qing Wang
2022-02-28T03:13:38Z

From: Wang Qing <wangqing@vivo.com>

Use the helper function time_is_{before,after}_jiffies() to improve
code readability.

Signed-off-by: Wang Qing <wangqing@vivo.com>
---
drivers/net/ethernet/sun/cassini.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/sun/cassini.c b/drivers/net/ethernet/sun/cassini.c
index dba9f12..947a76a
--- a/drivers/net/ethernet/sun/cassini.c
+++ b/drivers/net/ethernet/sun/cassini.c
@@ -88,6 +88,7 @@
#include <asm/io.h>
#include <asm/byteorder.h>
#include <linux/uaccess.h>
+#include <linux/jiffies.h>

#define cas_page_map(x) kmap_atomic((x))
#define cas_page_unmap(x) kunmap_atomic((x))
@@ -4063,8 +4064,8 @@ static void cas_link_timer(struct timer_list *t)

if (link_transition_timeout != 0 &&
cp->link_transition_jiffies_valid &&
- ((jiffies - cp->link_transition_jiffies) >
- (link_transition_timeout))) {
+ time_is_before_jiffies(cp->link_transition_jiffies +
+ link_transition_timeout)) {
/* One-second counter so link-down workaround doesn't
* cause resets to occur so fast as to fool the switch
* into thinking the link is down.
--
2.7.4