diff options
Diffstat (limited to 'drivers/net/e1000/e1000_main.c')
| -rw-r--r-- | drivers/net/e1000/e1000_main.c | 30 |
1 files changed, 19 insertions, 11 deletions
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index 9e58419c872..6603bd13906 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -2796,21 +2796,29 @@ e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev) max_per_txd = min(mss << 2, max_per_txd); max_txd_pwr = fls(max_per_txd) - 1; - /* TSO Workaround for 82571/2 Controllers -- if skb->data + /* TSO Workaround for 82571/2/3 Controllers -- if skb->data * points to just header, pull a few bytes of payload from * frags into skb->data */ hdr_len = ((skb->h.raw - skb->data) + (skb->h.th->doff << 2)); - if (skb->data_len && (hdr_len == (skb->len - skb->data_len)) && - (adapter->hw.mac_type == e1000_82571 || - adapter->hw.mac_type == e1000_82572)) { - unsigned int pull_size; - pull_size = min((unsigned int)4, skb->data_len); - if (!__pskb_pull_tail(skb, pull_size)) { - printk(KERN_ERR "__pskb_pull_tail failed.\n"); - dev_kfree_skb_any(skb); - return -EFAULT; + if (skb->data_len && (hdr_len == (skb->len - skb->data_len))) { + switch (adapter->hw.mac_type) { + unsigned int pull_size; + case e1000_82571: + case e1000_82572: + case e1000_82573: + pull_size = min((unsigned int)4, skb->data_len); + if (!__pskb_pull_tail(skb, pull_size)) { + printk(KERN_ERR + "__pskb_pull_tail failed.\n"); + dev_kfree_skb_any(skb); + return -EFAULT; + } + len = skb->len - skb->data_len; + break; + default: + /* do nothing */ + break; } - len = skb->len - skb->data_len; } } |