From a1efb4b686babf38e5e63add8b990f18e38becc4 Mon Sep 17 00:00:00 2001 From: Michael Chan Date: Thu, 9 Oct 2008 12:24:39 -0700 Subject: bnx2: Eliminate TSO header modifications. This is now possible with updated firmware. Signed-off-by: Michael Chan Signed-off-by: David S. Miller --- drivers/net/bnx2.c | 16 +--------------- 1 file changed, 1 insertion(+), 15 deletions(-) diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c index 21711c7..f147204 100644 --- a/drivers/net/bnx2.c +++ b/drivers/net/bnx2.c @@ -6008,7 +6008,7 @@ bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) } #endif if ((mss = skb_shinfo(skb)->gso_size)) { - u32 tcp_opt_len, ip_tcp_len; + u32 tcp_opt_len; struct iphdr *iph; vlan_tag_flags |= TX_BD_FLAGS_SW_LSO; @@ -6032,21 +6032,7 @@ bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) mss |= (tcp_off & 0xc) << TX_BD_TCP6_OFF2_SHL; } } else { - if (skb_header_cloned(skb) && - pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) { - dev_kfree_skb(skb); - return NETDEV_TX_OK; - } - - ip_tcp_len = ip_hdrlen(skb) + sizeof(struct tcphdr); - iph = ip_hdr(skb); - iph->check = 0; - iph->tot_len = htons(mss + ip_tcp_len + tcp_opt_len); - tcp_hdr(skb)->check = ~csum_tcpudp_magic(iph->saddr, - iph->daddr, 0, - IPPROTO_TCP, - 0); if (tcp_opt_len || (iph->ihl > 5)) { vlan_tag_flags |= ((iph->ihl - 5) + (tcp_opt_len >> 2)) << 8; -- cgit v1.1