can: proc: remove unnecessary variables

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

Link: https://lore.kernel.org/r/20210514100806.792-1-zuoqilin1@163.com
Signed-off-by: zuoqilin <zuoqilin@yulong.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

diff --git a/net/can/proc.c b/net/can/proc.c
index d1fe49e6f16d7eb11776ab7c214fa3258fefd7d5..b3099f0a3cb824772e21f7c4bc0c2d1392669dee 100644 (file)
--- 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)