diff options
Diffstat (limited to 'net/ipv4/esp4.c')
| -rw-r--r-- | net/ipv4/esp4.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c index 66eb4968b91..8377bedf3f6 100644 --- a/net/ipv4/esp4.c +++ b/net/ipv4/esp4.c @@ -16,7 +16,6 @@ static int esp_output(struct xfrm_state *x, struct sk_buff *skb) { int err; - struct iphdr *top_iph; struct ip_esp_hdr *esph; struct crypto_blkcipher *tfm; struct blkcipher_desc desc; @@ -59,9 +58,7 @@ static int esp_output(struct xfrm_state *x, struct sk_buff *skb) pskb_put(skb, trailer, clen - skb->len); skb_push(skb, -skb_network_offset(skb)); - top_iph = ip_hdr(skb); esph = ip_esp_hdr(skb); - top_iph->tot_len = htons(skb->len + alen); *(skb_tail_pointer(trailer) - 1) = *skb_mac_header(skb); *skb_mac_header(skb) = IPPROTO_ESP; @@ -76,7 +73,7 @@ static int esp_output(struct xfrm_state *x, struct sk_buff *skb) uh = (struct udphdr *)esph; uh->source = encap->encap_sport; uh->dest = encap->encap_dport; - uh->len = htons(skb->len + alen - top_iph->ihl*4); + uh->len = htons(skb->len + alen - skb_transport_offset(skb)); uh->check = 0; switch (encap->encap_type) { @@ -136,8 +133,6 @@ static int esp_output(struct xfrm_state *x, struct sk_buff *skb) unlock: spin_unlock_bh(&x->lock); - ip_send_check(top_iph); - error: return err; } |