diff options
Diffstat (limited to 'drivers/net/usb/kaweth.c')
| -rw-r--r-- | drivers/net/usb/kaweth.c | 21 |
1 files changed, 7 insertions, 14 deletions
diff --git a/drivers/net/usb/kaweth.c b/drivers/net/usb/kaweth.c index 66b34ddbe216..2a2c3edb6bad 100644 --- a/drivers/net/usb/kaweth.c +++ b/drivers/net/usb/kaweth.c @@ -54,7 +54,7 @@ #include <linux/dma-mapping.h> #include <linux/wait.h> #include <linux/firmware.h> -#include <asm/uaccess.h> +#include <linux/uaccess.h> #include <asm/byteorder.h> #undef DEBUG @@ -803,18 +803,12 @@ static netdev_tx_t kaweth_start_xmit(struct sk_buff *skb, } /* We now decide whether we can put our special header into the sk_buff */ - if (skb_cloned(skb) || skb_headroom(skb) < 2) { - /* no such luck - we make our own */ - struct sk_buff *copied_skb; - copied_skb = skb_copy_expand(skb, 2, 0, GFP_ATOMIC); - dev_kfree_skb_irq(skb); - skb = copied_skb; - if (!copied_skb) { - kaweth->stats.tx_errors++; - netif_start_queue(net); - spin_unlock_irq(&kaweth->device_lock); - return NETDEV_TX_OK; - } + if (skb_cow_head(skb, 2)) { + kaweth->stats.tx_errors++; + netif_start_queue(net); + spin_unlock_irq(&kaweth->device_lock); + dev_kfree_skb_any(skb); + return NETDEV_TX_OK; } private_header = (__le16 *)__skb_push(skb, 2); @@ -982,7 +976,6 @@ static const struct net_device_ops kaweth_netdev_ops = { .ndo_tx_timeout = kaweth_tx_timeout, .ndo_set_rx_mode = kaweth_set_rx_mode, .ndo_get_stats = kaweth_netdev_stats, - .ndo_change_mtu = eth_change_mtu, .ndo_set_mac_address = eth_mac_addr, .ndo_validate_addr = eth_validate_addr, }; |