Commit 3f76df19 authored Jun 29, 2018 by Cong Wang Committed by David S. Miller Jun 30, 2018

net: use dev_change_tx_queue_len() for SIOCSIFTXQLEN



As noticed by Eric, we need to switch to the helper
dev_change_tx_queue_len() for SIOCSIFTXQLEN call path too,
otheriwse still miss dev_qdisc_change_tx_queue_len().

Fixes: 6a643ddb ("net: introduce helper dev_change_tx_queue_len()")
Reported-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent ced9e191

net/core/dev_ioctl.c

+2 −9

Original line number	Diff line number	Diff line
		@@ -285,17 +285,10 @@ static int dev_ifsioc(struct net net, struct ifreq ifr, unsigned int cmd)
		if (ifr->ifr_qlen < 0)
		return -EINVAL;
		if (dev->tx_queue_len ^ ifr->ifr_qlen) {
		unsigned int orig_len = dev->tx_queue_len;

		dev->tx_queue_len = ifr->ifr_qlen;
		err = call_netdevice_notifiers(
		NETDEV_CHANGE_TX_QUEUE_LEN, dev);
		err = notifier_to_errno(err);
		if (err) {
		dev->tx_queue_len = orig_len;
		err = dev_change_tx_queue_len(dev, ifr->ifr_qlen);
		if (err)
		return err;
		}
		}
		return 0;

		case SIOCSIFNAME: