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[SCTP]: Introduce sctp_hdr()

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For consistency with all the other skb->h.raw accessors.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Arnaldo Carvalho de Melo
2007-03-13 13:59:32 -03:00
committed by David S. Miller
parent 967b05f64e
commit 2c0fd387b0
4 changed files with 20 additions and 17 deletions
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14
net/sctp/input.c
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@@ -79,14 +79,10 @@ static void sctp_add_backlog(struct sock *sk, struct sk_buff *skb);
/* Calculate the SCTP checksum of an SCTP packet. */
static inline int sctp_rcv_checksum(struct sk_buff *skb)
{
struct sctphdr *sh;
__u32 cmp, val;
struct sk_buff *list = skb_shinfo(skb)->frag_list;
sh = (struct sctphdr *) skb->h.raw;
cmp = ntohl(sh->checksum);
val = sctp_start_cksum((__u8 *)sh, skb_headlen(skb));
struct sctphdr *sh = sctp_hdr(skb);
__u32 cmp = ntohl(sh->checksum);
__u32 val = sctp_start_cksum((__u8 *)sh, skb_headlen(skb));
for (; list; list = list->next)
val = sctp_update_cksum((__u8 *)list->data, skb_headlen(list),
@@ -138,7 +134,7 @@ int sctp_rcv(struct sk_buff *skb)
if (skb_linearize(skb))
goto discard_it;
sh = (struct sctphdr *) skb->h.raw;
sh = sctp_hdr(skb);
/* Pull up the IP and SCTP headers. */
__skb_pull(skb, skb_transport_offset(skb));
@@ -905,7 +901,7 @@ static struct sctp_association *__sctp_rcv_init_lookup(struct sk_buff *skb,
struct sctp_association *asoc;
union sctp_addr addr;
union sctp_addr *paddr = &addr;
struct sctphdr *sh = (struct sctphdr *) skb->h.raw;
struct sctphdr *sh = sctp_hdr(skb);
sctp_chunkhdr_t *ch;
union sctp_params params;
sctp_init_chunk_t *init;