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-rw-r--r--net/ipv4/netfilter/nf_nat_proto_sctp.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/net/ipv4/netfilter/nf_nat_proto_sctp.c b/net/ipv4/netfilter/nf_nat_proto_sctp.c
index 65e470b..6983e41 100644
--- a/net/ipv4/netfilter/nf_nat_proto_sctp.c
+++ b/net/ipv4/netfilter/nf_nat_proto_sctp.c
@@ -33,6 +33,7 @@ sctp_manip_pkt(struct sk_buff *skb,
enum nf_nat_manip_type maniptype)
{
const struct iphdr *iph = (struct iphdr *)(skb->data + iphdroff);
+ struct sk_buff *frag;
sctp_sctphdr_t *hdr;
unsigned int hdroff = iphdroff + iph->ihl*4;
__be32 oldip, newip;
@@ -57,8 +58,8 @@ sctp_manip_pkt(struct sk_buff *skb,
}
crc32 = sctp_start_cksum((u8 *)hdr, skb_headlen(skb) - hdroff);
- for (skb = skb_shinfo(skb)->frag_list; skb; skb = skb->next)
- crc32 = sctp_update_cksum((u8 *)skb->data, skb_headlen(skb),
+ skb_walk_frags(skb, frag);
+ crc32 = sctp_update_cksum((u8 *)frag->data, skb_headlen(frag),
crc32);
crc32 = sctp_end_cksum(crc32);
hdr->checksum = crc32;