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

From: Qing Wang <wangqing@vivo.com>
To: "David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>,
	linux-decnet-user@lists.sourceforge.net, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org
Cc: Wang Qing <wangqing@vivo.com>
Subject: [PATCH] net: decnet: use time_is_before_jiffies() instead of open coding it
Date: Sun, 27 Feb 2022 19:15:55 -0800	[thread overview]
Message-ID: <1646018155-61556-1-git-send-email-wangqing@vivo.com> (raw)

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>
---
 net/decnet/dn_nsp_out.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/net/decnet/dn_nsp_out.c b/net/decnet/dn_nsp_out.c
index eadc895..b05639b
--- a/net/decnet/dn_nsp_out.c
+++ b/net/decnet/dn_nsp_out.c
@@ -52,6 +52,7 @@
 #include <linux/init.h>
 #include <linux/poll.h>
 #include <linux/if_packet.h>
+#include <linux/jiffies.h>
 #include <net/neighbour.h>
 #include <net/dst.h>
 #include <net/flow.h>
@@ -351,7 +352,7 @@ void dn_nsp_queue_xmit(struct sock *sk, struct sk_buff *skb,
 	 * Slow start: If we have been idle for more than
 	 * one RTT, then reset window to min size.
 	 */
-	if ((jiffies - scp->stamp) > t)
+	if (time_is_before_jiffies(scp->stamp + t))
 		scp->snd_window = NSP_MIN_WINDOW;
 
 	if (oth)
-- 
2.7.4

