linux-kernel - [PATCH net-next] can: dev: use skb_put

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Date:   Sat, 28 Apr 2018 15:49:57 +0800
From:   YueHaibing <yuehaibing@...wei.com>
To:     <wg@...ndegger.com>, <mkl@...gutronix.de>
CC:     <netdev@...r.kernel.org>, <linux-can@...r.kernel.org>,
        <davem@...emloft.net>, <linux-kernel@...r.kernel.org>,
        YueHaibing <yuehaibing@...wei.com>
Subject: [PATCH net-next] can: dev:  use skb_put_zero to simplfy code

use helper skb_put_zero to replace the pattern of skb_put() && memset()

Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 drivers/net/can/dev.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c
index b177956..d8140a9 100644
--- a/drivers/net/can/dev.c
+++ b/drivers/net/can/dev.c
@@ -649,8 +649,7 @@ struct sk_buff *alloc_can_skb(struct net_device *dev, struct can_frame **cf)
 	can_skb_prv(skb)->ifindex = dev->ifindex;
 	can_skb_prv(skb)->skbcnt = 0;
 
-	*cf = skb_put(skb, sizeof(struct can_frame));
-	memset(*cf, 0, sizeof(struct can_frame));
+	*cf = skb_put_zero(skb, sizeof(struct can_frame));
 
 	return skb;
 }
@@ -678,8 +677,7 @@ struct sk_buff *alloc_canfd_skb(struct net_device *dev,
 	can_skb_prv(skb)->ifindex = dev->ifindex;
 	can_skb_prv(skb)->skbcnt = 0;
 
-	*cfd = skb_put(skb, sizeof(struct canfd_frame));
-	memset(*cfd, 0, sizeof(struct canfd_frame));
+	*cfd = skb_put_zero(skb, sizeof(struct canfd_frame));
 
 	return skb;
 }
-- 
2.7.0