Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a27ef749e7be3b06fb58df53d94eb97a21f18707
Commit: a27ef749e7be3b06fb58df53d94eb97a21f18707
Parent: bd82393ca23324d103b21aae43160728da6e6c9c
Author: Arnaldo Carvalho de Melo <[EMAIL PROTECTED]>
AuthorDate: Tue Mar 13 17:17:10 2007 -0300
Committer: David S. Miller <[EMAIL PROTECTED]>
CommitDate: Wed Apr 25 22:25:30 2007 -0700
[SCTP]: Eliminate some pointer attributions to the skb layer headers
Signed-off-by: Arnaldo Carvalho de Melo <[EMAIL PROTECTED]>
Signed-off-by: David S. Miller <[EMAIL PROTECTED]>
---
net/sctp/input.c | 8 ++++----
net/sctp/ipv6.c | 5 ++---
2 files changed, 6 insertions(+), 7 deletions(-)
diff --git a/net/sctp/input.c b/net/sctp/input.c
index 40d0df8..f38e91b 100644
--- a/net/sctp/input.c
+++ b/net/sctp/input.c
@@ -506,7 +506,7 @@ void sctp_err_finish(struct sock *sk, struct
sctp_association *asoc)
void sctp_v4_err(struct sk_buff *skb, __u32 info)
{
struct iphdr *iph = (struct iphdr *)skb->data;
- struct sctphdr *sh = (struct sctphdr *)(skb->data + (iph->ihl <<2));
+ const int ihlen = iph->ihl * 4;
const int type = icmp_hdr(skb)->type;
const int code = icmp_hdr(skb)->code;
struct sock *sk;
@@ -516,7 +516,7 @@ void sctp_v4_err(struct sk_buff *skb, __u32 info)
char *saveip, *savesctp;
int err;
- if (skb->len < ((iph->ihl << 2) + 8)) {
+ if (skb->len < ihlen + 8) {
ICMP_INC_STATS_BH(ICMP_MIB_INERRORS);
return;
}
@@ -525,8 +525,8 @@ void sctp_v4_err(struct sk_buff *skb, __u32 info)
saveip = skb->nh.raw;
savesctp = skb->h.raw;
skb_reset_network_header(skb);
- skb->h.raw = (char *)sh;
- sk = sctp_err_lookup(AF_INET, skb, sh, &asoc, &transport);
+ skb_set_transport_header(skb, ihlen);
+ sk = sctp_err_lookup(AF_INET, skb, sctp_hdr(skb), &asoc, &transport);
/* Put back, the original pointers. */
skb->nh.raw = saveip;
skb->h.raw = savesctp;
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
index 0992bc5..cd0af92 100644
--- a/net/sctp/ipv6.c
+++ b/net/sctp/ipv6.c
@@ -122,7 +122,6 @@ SCTP_STATIC void sctp_v6_err(struct sk_buff *skb, struct
inet6_skb_parm *opt,
int type, int code, int offset, __be32 info)
{
struct inet6_dev *idev;
- struct sctphdr *sh = (struct sctphdr *)(skb->data + offset);
struct sock *sk;
struct sctp_association *asoc;
struct sctp_transport *transport;
@@ -136,8 +135,8 @@ SCTP_STATIC void sctp_v6_err(struct sk_buff *skb, struct
inet6_skb_parm *opt,
saveip = skb->nh.raw;
savesctp = skb->h.raw;
skb_reset_network_header(skb);
- skb->h.raw = (char *)sh;
- sk = sctp_err_lookup(AF_INET6, skb, sh, &asoc, &transport);
+ skb_set_transport_header(skb, offset);
+ sk = sctp_err_lookup(AF_INET6, skb, sctp_hdr(skb), &asoc, &transport);
/* Put back, the original pointers. */
skb->nh.raw = saveip;
skb->h.raw = savesctp;
-
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