Commit 396e2e23 authored by hayeswang's avatar hayeswang Committed by David S. Miller
Browse files

r8152: change rx early size when the mtu is changed 



The rx early size is calculated with the mtu, so it has to be
re-calculated when the mtu is changed.

Signed-off-by: default avatarHayes Wang <hayeswang@realtek.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 464ec10a

drivers/net/usb/r8152.c

+15 −1
Original line number Diff line number Diff line
@@ -3777,6 +3777,7 @@ static int rtl8152_ioctl(struct net_device *netdev, struct ifreq *rq, int cmd) 
static int rtl8152_change_mtu(struct net_device *dev, int new_mtu)

{

	struct r8152 *tp = netdev_priv(dev);

	int ret;



	switch (tp->version) {

	case RTL_VER_01:
@@ -3789,9 +3790,22 @@ static int rtl8152_change_mtu(struct net_device *dev, int new_mtu) 
	if (new_mtu < 68 || new_mtu > RTL8153_MAX_MTU)

		return -EINVAL;



	ret = usb_autopm_get_interface(tp->intf);

	if (ret < 0)

		return ret;



	mutex_lock(&tp->control);



	dev->mtu = new_mtu;



	return 0;

	if (netif_running(dev) && netif_carrier_ok(dev))

		r8153_set_rx_early_size(tp);



	mutex_unlock(&tp->control);



	usb_autopm_put_interface(tp->intf);



	return ret;

}



static const struct net_device_ops rtl8152_netdev_ops = {