if (pkt_len || hdr->nexthdr != NEXTHDR_HOP) {
if (pkt_len + sizeof(struct ipv6hdr) > skb->len)
goto inhdr_error;
- if (pkt_len + sizeof(struct ipv6hdr) < skb->len) {
- if (__pskb_trim(skb, pkt_len + sizeof(struct ipv6hdr)))
- goto inhdr_error;
- if (skb->ip_summed == CHECKSUM_HW)
- skb->ip_summed = CHECKSUM_NONE;
- }
+ if (pskb_trim_rcsum(skb, pkt_len + sizeof(struct ipv6hdr)))
+ goto inhdr_error;
}
if (hdr->nexthdr == NEXTHDR_HOP && check_hbh_len(skb))
goto inhdr_error;
if (skb->len < len || len < 4 * iph->ihl)
goto inhdr_error;
- if (skb->len > len) {
- __pskb_trim(skb, len);
- if (skb->ip_summed == CHECKSUM_HW)
- skb->ip_summed = CHECKSUM_NONE;
- }
+ pskb_trim_rcsum(skb, len);
nf_bridge_put(skb->nf_bridge);
if (!nf_bridge_alloc(skb))
return NF_STOLEN;
}
+static int br_nf_dev_queue_xmit(struct sk_buff *skb)
+{
+ if (skb->protocol == htons(ETH_P_IP) &&
+ skb->len > skb->dev->mtu &&
+ !(skb_shinfo(skb)->ufo_size || skb_shinfo(skb)->tso_size))
+ return ip_fragment(skb, br_dev_queue_push_xmit);
+ else
+ return br_dev_queue_push_xmit(skb);
+}
/* PF_BRIDGE/POST_ROUTING ********************************************/
static unsigned int br_nf_post_routing(unsigned int hook, struct sk_buff **pskb,
realoutdev = nf_bridge->netoutdev;
#endif
NF_HOOK(pf, NF_IP_POST_ROUTING, skb, NULL, realoutdev,
- br_dev_queue_push_xmit);
+ br_nf_dev_queue_xmit);
return NF_STOLEN;
if ((out->hard_start_xmit == br_dev_xmit &&
okfn != br_nf_forward_finish &&
- okfn != br_nf_local_out_finish && okfn != br_dev_queue_push_xmit)
+ okfn != br_nf_local_out_finish && okfn != br_nf_dev_queue_xmit)
#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
|| ((out->priv_flags & IFF_802_1Q_VLAN) &&
VLAN_DEV_INFO(out)->real_dev->hard_start_xmit == br_dev_xmit)