8139cp: fix VLAN unregistration

The 8139cp driver did VLAN unregistration incorrectly.
It disables VLAN completely when the first VID is unregistered. It
should instead disable VLAN when the group is unregistered by calling
cp_vlan_rx_register with a NULL grp.

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Stephen Hemminger 2007-06-01 09:43:59 -07:00 committed by Jeff Garzik
parent 3d4e66f5cd
commit 7b332244a6

View File

@ -435,20 +435,12 @@ static void cp_vlan_rx_register(struct net_device *dev, struct vlan_group *grp)
spin_lock_irqsave(&cp->lock, flags);
cp->vlgrp = grp;
cp->cpcmd |= RxVlanOn;
cpw16(CpCmd, cp->cpcmd);
spin_unlock_irqrestore(&cp->lock, flags);
}
if (grp)
cp->cpcmd |= RxVlanOn;
else
cp->cpcmd &= ~RxVlanOn;
static void cp_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
{
struct cp_private *cp = netdev_priv(dev);
unsigned long flags;
spin_lock_irqsave(&cp->lock, flags);
cp->cpcmd &= ~RxVlanOn;
cpw16(CpCmd, cp->cpcmd);
vlan_group_set_device(cp->vlgrp, vid, NULL);
spin_unlock_irqrestore(&cp->lock, flags);
}
#endif /* CP_VLAN_TAG_USED */
@ -1944,7 +1936,6 @@ static int cp_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
#if CP_VLAN_TAG_USED
dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
dev->vlan_rx_register = cp_vlan_rx_register;
dev->vlan_rx_kill_vid = cp_vlan_rx_kill_vid;
#endif
if (pci_using_dac)