diff options
| -rw-r--r-- | drivers/net/e1000/e1000_main.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index 8c4924f1f7e..4c1ff752048 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -3318,6 +3318,16 @@ e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev) if (skb->data_len && (hdr_len == (skb->len - skb->data_len))) { switch (adapter->hw.mac_type) { unsigned int pull_size; + case e1000_82544: + /* Make sure we have room to chop off 4 bytes, + * and that the end alignment will work out to + * this hardware's requirements + * NOTE: this is a TSO only workaround + * if end byte alignment not correct move us + * into the next dword */ + if ((unsigned long)(skb->tail - 1) & 4) + break; + /* fall through */ case e1000_82571: case e1000_82572: case e1000_82573: |