Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
---
net/netfilter/ipvs/ip_vs_proto_sctp.c | 19 ++++++++++---------
1 files changed, 10 insertions(+), 9 deletions(-)
diff --git a/net/netfilter/ipvs/ip_vs_proto_sctp.c b/net/netfilter/ipvs/ip_vs_proto_sctp.c
index 4c0855c..2f982a4 100644
--- a/net/netfilter/ipvs/ip_vs_proto_sctp.c
+++ b/net/netfilter/ipvs/ip_vs_proto_sctp.c
@@ -61,6 +61,7 @@ sctp_snat_handler(struct sk_buff *skb,
{
sctp_sctphdr_t *sctph;
unsigned int sctphoff;
+ struct sk_buff *iter;
__be32 crc32;
#ifdef CONFIG_IP_VS_IPV6
@@ -89,8 +90,8 @@ sctp_snat_handler(struct sk_buff *skb,
/* Calculate the checksum */
crc32 = sctp_start_cksum((u8 *) sctph, skb_headlen(skb) - sctphoff);
- 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, iter)
+ crc32 = sctp_update_cksum((u8 *) iter->data, skb_headlen(iter),
crc32);
crc32 = sctp_end_cksum(crc32);
sctph->checksum = crc32;
@@ -102,9 +103,9 @@ static int
sctp_dnat_handler(struct sk_buff *skb,
struct ip_vs_protocol *pp, struct ip_vs_conn *cp)
{
-
sctp_sctphdr_t *sctph;
unsigned int sctphoff;
+ struct sk_buff *iter;
__be32 crc32;
#ifdef CONFIG_IP_VS_IPV6
@@ -133,8 +134,8 @@ sctp_dnat_handler(struct sk_buff *skb,
/* Calculate the checksum */
crc32 = sctp_start_cksum((u8 *) sctph, skb_headlen(skb) - sctphoff);
- 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, iter)
+ crc32 = sctp_update_cksum((u8 *) iter->data, skb_headlen(iter),
crc32);
crc32 = sctp_end_cksum(crc32);
sctph->checksum = crc32;
@@ -145,9 +146,9 @@ sctp_dnat_handler(struct sk_buff *skb,
static int
sctp_csum_check(int af, struct sk_buff *skb, struct ip_vs_protocol *pp)
{
- struct sk_buff *list = skb_shinfo(skb)->frag_list;
unsigned int sctphoff;
struct sctphdr *sh, _sctph;
+ struct sk_buff *iter;
__le32 cmp;
__le32 val;
__u32 tmp;
@@ -166,9 +167,9 @@ sctp_csum_check(int af, struct sk_buff *skb, struct ip_vs_protocol *pp)
cmp = sh->checksum;
tmp = sctp_start_cksum((__u8 *) sh, skb_headlen(skb));
- for (; list; list = list->next)
- tmp = sctp_update_cksum((__u8 *) list->data,
- skb_headlen(list), tmp);
+ skb_walk_frags(skb, iter)
+ tmp = sctp_update_cksum((__u8 *) iter->data,
+ skb_headlen(iter), tmp);
val = sctp_end_cksum(tmp);
--
1.7.3.1
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