linux-kernel - [PATCH] net: wireless: cw1200: use time_is_after

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Date:   Sun, 27 Feb 2022 19:14:20 -0800
From:   Qing Wang <wangqing@...o.com>
To:     Solomon Peachy <pizza@...ftnet.org>,
        Kalle Valo <kvalo@...eaurora.org>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Wang Qing <wangqing@...o.com>
Subject: [PATCH] net: wireless: cw1200: use time_is_after_jiffies() instead of open coding it

From: Wang Qing <wangqing@...o.com>

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

Signed-off-by: Wang Qing <wangqing@...o.com>
---
 drivers/net/wireless/st/cw1200/queue.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/st/cw1200/queue.c b/drivers/net/wireless/st/cw1200/queue.c
index 12952b1..e06da4b
--- a/drivers/net/wireless/st/cw1200/queue.c
+++ b/drivers/net/wireless/st/cw1200/queue.c
@@ -8,6 +8,7 @@
 
 #include <net/mac80211.h>
 #include <linux/sched.h>
+#include <linux/jiffies.h>
 #include "queue.h"
 #include "cw1200.h"
 #include "debug.h"
@@ -94,7 +95,7 @@ static void __cw1200_queue_gc(struct cw1200_queue *queue,
 	bool wakeup_stats = false;
 
 	list_for_each_entry_safe(item, tmp, &queue->queue, head) {
-		if (jiffies - item->queue_timestamp < queue->ttl)
+		if (time_is_after_jiffies(item->queue_timestamp + queue->ttl))
 			break;
 		--queue->num_queued;
 		--queue->link_map_cache[item->txpriv.link_id];
-- 
2.7.4