diff options
| -rw-r--r-- | drivers/net/gianfar.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c index 44cbf2622b4..6a38800be3f 100644 --- a/drivers/net/gianfar.c +++ b/drivers/net/gianfar.c @@ -1310,8 +1310,10 @@ static int gfar_start_xmit(struct sk_buff *skb, struct net_device *dev) base = priv->tx_bd_base; - /* make space for additional header */ - if (skb_headroom(skb) < GMAC_FCB_LEN) { + /* make space for additional header when fcb is needed */ + if (((skb->ip_summed == CHECKSUM_PARTIAL) || + (priv->vlgrp && vlan_tx_tag_present(skb))) && + (skb_headroom(skb) < GMAC_FCB_LEN)) { struct sk_buff *skb_new; skb_new = skb_realloc_headroom(skb, GMAC_FCB_LEN); |