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@huawei.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
YueHaibing 2018-04-28 15:49:57 +08:00 committed by Marc Kleine-Budde
parent 9f2d3eae88
commit 8551e71d10

View file

@ -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;
}