14 files changed, 22 insertions, 8 deletions

diff --git a/drivers/isdn/i4l/isdn_net.c b/drivers/isdn/i4l/isdn_net.c
index 48e9cc0369b1..1f73d7f7e024 100644
--- a/drivers/isdn/i4l/isdn_net.c
+++ b/drivers/isdn/i4l/isdn_net.c
@@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
 
         /* Setup the generic properties */
         dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+        /* isdn prepends a header in the tx path, can't share skbs */
+        dev->priv_flags &= ~IFF_TX_SKB_SHARING;
         dev->header_ops = NULL;
         dev->netdev_ops = &isdn_netdev_ops;
 
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 02842d05c11f..df21e84f8198 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
 
                         if (slave_dev->type != ARPHRD_ETHER)
                                 bond_setup_by_slave(bond_dev, slave_dev);
-                        else
+                        else {
                                 ether_setup(bond_dev);
+                                bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+                        }
 
                         netdev_bonding_change(bond_dev,
                                               NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
         bond_dev->tx_queue_len = 0;
         bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
         bond_dev->priv_flags |= IFF_BONDING;
-        bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+        bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
 
         /* At first, we block adding VLANs. That's the only way to
          * prevent problems that occur when adding VLANs over an
diff --git a/drivers/net/ifb.c b/drivers/net/ifb.c
index 6e82dd32e806..46b5f5fd686b 100644
--- a/drivers/net/ifb.c
+++ b/drivers/net/ifb.c
@@ -183,7 +183,7 @@ static void ifb_setup(struct net_device *dev)
 
         dev->flags |= IFF_NOARP;
         dev->flags &= ~IFF_MULTICAST;
-        dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+        dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
         random_ether_addr(dev->dev_addr);
 }
 
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index ba631fcece34..05172c39a0ce 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -572,7 +572,7 @@ void macvlan_common_setup(struct net_device *dev)
 {
         ether_setup(dev);
 
-        dev->priv_flags        &= ~IFF_XMIT_DST_RELEASE;
+        dev->priv_flags        &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
         dev->netdev_ops         = &macvlan_netdev_ops;
         dev->destructor         = free_netdev;
         dev->header_ops         = &macvlan_hard_header_ops,
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 9a6b3824da14..71f3d1a35b74 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -528,6 +528,7 @@ static void tun_net_init(struct net_device *dev)
                 dev->netdev_ops = &tap_netdev_ops;
                 /* Ethernet TAP Device */
                 ether_setup(dev);
+                dev->priv_flags &= ~IFF_TX_SKB_SHARING;
 
                 random_ether_addr(dev->dev_addr);
 
diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index 7f78db7bd68d..5b23767ea817 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -263,6 +263,8 @@ static void veth_setup(struct net_device *dev)
 {
         ether_setup(dev);
 
+        dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+
         dev->netdev_ops = &veth_netdev_ops;
         dev->ethtool_ops = &veth_ethtool_ops;
         dev->features |= NETIF_F_LLTX;
diff --git a/drivers/net/wan/hdlc_fr.c b/drivers/net/wan/hdlc_fr.c
index b25c9229a6a9..eb2028187fbe 100644
--- a/drivers/net/wan/hdlc_fr.c
+++ b/drivers/net/wan/hdlc_fr.c
@@ -1074,9 +1074,10 @@ static int fr_add_pvc(struct net_device *frad, unsigned int dlci, int type)
 
         used = pvc_is_used(pvc);
 
-        if (type == ARPHRD_ETHER)
+        if (type == ARPHRD_ETHER) {
                 dev = alloc_netdev(0, "pvceth%d", ether_setup);
-        else
+                dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+        } else
                 dev = alloc_netdev(0, "pvc%d", pvc_setup);
 
         if (!dev) {
diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
index 55cf71fbffe3..e1b3e3c134fd 100644
--- a/drivers/net/wireless/airo.c
+++ b/drivers/net/wireless/airo.c
@@ -2823,6 +2823,7 @@ static struct net_device *_init_airo_card( unsigned short irq, int port,
         dev->wireless_data = &ai->wireless_data;
         dev->irq = irq;
         dev->base_addr = port;
+        dev->priv_flags &= ~IFF_TX_SKB_SHARING;
 
         SET_NETDEV_DEV(dev, dmdev);
 
diff --git a/drivers/net/wireless/hostap/hostap_main.c b/drivers/net/wireless/hostap/hostap_main.c
index d5084829c9e5..89a116fba1de 100644
--- a/drivers/net/wireless/hostap/hostap_main.c
+++ b/drivers/net/wireless/hostap/hostap_main.c
@@ -855,6 +855,7 @@ void hostap_setup_dev(struct net_device *dev, local_info_t *local,
 
         iface = netdev_priv(dev);
         ether_setup(dev);
+        dev->priv_flags &= ~IFF_TX_SKB_SHARING;
 
         /* kernel callbacks */
         if (iface) {
diff --git a/drivers/staging/ath6kl/os/linux/ar6000_drv.c b/drivers/staging/ath6kl/os/linux/ar6000_drv.c
index 48dd9e363596..8ff52899ddee 100644
--- a/drivers/staging/ath6kl/os/linux/ar6000_drv.c
+++ b/drivers/staging/ath6kl/os/linux/ar6000_drv.c
@@ -6179,6 +6179,7 @@ int ar6000_create_ap_interface(struct ar6_softc *ar, char *ap_ifname)
     
     ether_setup(dev);
     init_netdev(dev, ap_ifname);
+    dev->priv_flags &= ~IFF_TX_SKB_SHARING;
 
     if (register_netdev(dev)) {
         AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("ar6000_create_ap_interface: register_netdev failed\n"));
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index 934e221c1d07..9d40a071d038 100644
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -695,7 +695,7 @@ void vlan_setup(struct net_device *dev)
         ether_setup(dev);
 
         dev->priv_flags         |= IFF_802_1Q_VLAN;
-        dev->priv_flags         &= ~IFF_XMIT_DST_RELEASE;
+        dev->priv_flags         &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
         dev->tx_queue_len       = 0;
 
         dev->netdev_ops         = &vlan_netdev_ops;
diff --git a/net/bluetooth/bnep/netdev.c b/net/bluetooth/bnep/netdev.c
index 8c100c9dae28..d4f5dff7c955 100644
--- a/net/bluetooth/bnep/netdev.c
+++ b/net/bluetooth/bnep/netdev.c
@@ -231,6 +231,7 @@ void bnep_net_setup(struct net_device *dev)
         dev->addr_len = ETH_ALEN;
 
         ether_setup(dev);
+        dev->priv_flags &= ~IFF_TX_SKB_SHARING;
         dev->netdev_ops = &bnep_netdev_ops;
 
         dev->watchdog_timeo  = HZ * 2;
diff --git a/net/l2tp/l2tp_eth.c b/net/l2tp/l2tp_eth.c
index a8193f52c13c..d2726a74597d 100644
--- a/net/l2tp/l2tp_eth.c
+++ b/net/l2tp/l2tp_eth.c
@@ -103,7 +103,7 @@ static struct net_device_ops l2tp_eth_netdev_ops = {
 static void l2tp_eth_dev_setup(struct net_device *dev)
 {
         ether_setup(dev);
-
+        dev->priv_flags &= ~IFF_TX_SKB_SHARING;
         dev->netdev_ops         = &l2tp_eth_netdev_ops;
         dev->destructor         = free_netdev;
 }
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index cd5fb40d3fd4..556e7e6ddf0a 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -698,6 +698,7 @@ static const struct net_device_ops ieee80211_monitorif_ops = {
 static void ieee80211_if_setup(struct net_device *dev)
 {
         ether_setup(dev);
+        dev->priv_flags &= ~IFF_TX_SKB_SHARING;
         dev->netdev_ops = &ieee80211_dataif_ops;
         dev->destructor = free_netdev;
 }