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path: root/drivers/isdn/i4l/isdn_net.c
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Diffstat (limited to 'drivers/isdn/i4l/isdn_net.c')
-rw-r--r--drivers/isdn/i4l/isdn_net.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/isdn/i4l/isdn_net.c b/drivers/isdn/i4l/isdn_net.c
index 7c5f97033b9f..cb8943da4f12 100644
--- a/drivers/isdn/i4l/isdn_net.c
+++ b/drivers/isdn/i4l/isdn_net.c
@@ -292,7 +292,9 @@ isdn_net_unbind_channel(isdn_net_local * lp)
lp->dialstate = 0;
dev->rx_netdev[isdn_dc2minor(lp->isdn_device, lp->isdn_channel)] = NULL;
dev->st_netdev[isdn_dc2minor(lp->isdn_device, lp->isdn_channel)] = NULL;
- isdn_free_channel(lp->isdn_device, lp->isdn_channel, ISDN_USAGE_NET);
+ if (lp->isdn_device != -1 && lp->isdn_channel != -1)
+ isdn_free_channel(lp->isdn_device, lp->isdn_channel,
+ ISDN_USAGE_NET);
lp->flags &= ~ISDN_NET_CONNECTED;
lp->isdn_device = -1;
lp->isdn_channel = -1;
@@ -2513,7 +2515,6 @@ static const struct net_device_ops isdn_netdev_ops = {
.ndo_stop = isdn_net_close,
.ndo_do_ioctl = isdn_net_ioctl,
- .ndo_validate_addr = NULL,
.ndo_start_xmit = isdn_net_start_xmit,
.ndo_get_stats = isdn_net_get_stats,
.ndo_tx_timeout = isdn_net_tx_timeout,
@@ -2528,12 +2529,8 @@ static void _isdn_setup(struct net_device *dev)
ether_setup(dev);
- dev->flags = IFF_NOARP | IFF_POINTOPOINT;
/* Setup the generic properties */
- dev->mtu = 1500;
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
- dev->type = ARPHRD_ETHER;
- dev->addr_len = ETH_ALEN;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;