netdev - [PATCH] net: Remove unnecessary variables

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Date:   Fri, 14 May 2021 18:08:06 +0800
From:   zuoqilin1@....com
To:     socketcan@...tkopp.net, mkl@...gutronix.de, davem@...emloft.net,
        kuba@...nel.org
Cc:     linux-can@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, zuoqilin <zuoqilin@...ong.com>
Subject: [PATCH] net: Remove unnecessary variables

From: zuoqilin <zuoqilin@...ong.com>

There is no need to define the variable "rate" to receive,
just return directly.

Signed-off-by: zuoqilin <zuoqilin@...ong.com>
---
 net/can/proc.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/net/can/proc.c b/net/can/proc.c
index d1fe49e..b3099f0 100644
--- a/net/can/proc.c
+++ b/net/can/proc.c
@@ -99,8 +99,6 @@ static void can_init_stats(struct net *net)
 static unsigned long calc_rate(unsigned long oldjif, unsigned long newjif,
 			       unsigned long count)
 {
-	unsigned long rate;
-
 	if (oldjif == newjif)
 		return 0;
 
@@ -111,9 +109,7 @@ static unsigned long calc_rate(unsigned long oldjif, unsigned long newjif,
 		return 99999999;
 	}
 
-	rate = (count * HZ) / (newjif - oldjif);
-
-	return rate;
+	return (count * HZ) / (newjif - oldjif);
 }
 
 void can_stat_update(struct timer_list *t)
-- 
1.9.1