[IPV6]: Export ipv6_opt_accepted

It was already non-TCP specific, will be used by DCCPv6.

Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

3 files changed, 23 insertions, 16 deletions

diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index 0a2ad51cff82..851376108ac2 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -240,6 +240,8 @@ extern struct ipv6_txoptions *	ipv6_renew_options(struct sock *sk, struct ipv6_t
 struct ipv6_txoptions *ipv6_fixup_options(struct ipv6_txoptions *opt_space,
                                           struct ipv6_txoptions *opt);
 
+extern int ipv6_opt_accepted(struct sock *sk, struct sk_buff *skb);
+
 extern int ip6_frag_nqueues;
 extern atomic_t ip6_frag_mem;
 
diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index 23675ef1f428..bf17aab9b776 100644
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -663,6 +663,27 @@ int inet6_sk_rebuild_header(struct sock *sk)
 
 EXPORT_SYMBOL_GPL(inet6_sk_rebuild_header);
 
+int ipv6_opt_accepted(struct sock *sk, struct sk_buff *skb)
+{
+        struct ipv6_pinfo *np = inet6_sk(sk);
+        struct inet6_skb_parm *opt = IP6CB(skb);
+
+        if (np->rxopt.all) {
+                if ((opt->hop && (np->rxopt.bits.hopopts ||
+                                  np->rxopt.bits.ohopopts)) ||
+                    ((IPV6_FLOWINFO_MASK & *(u32*)skb->nh.raw) &&
+                     np->rxopt.bits.rxflow) ||
+                    (opt->srcrt && (np->rxopt.bits.srcrt ||
+                     np->rxopt.bits.osrcrt)) ||
+                    ((opt->dst1 || opt->dst0) &&
+                     (np->rxopt.bits.dstopts || np->rxopt.bits.odstopts)))
+                        return 1;
+        }
+        return 0;
+}
+
+EXPORT_SYMBOL_GPL(ipv6_opt_accepted);
+
 int
 snmp6_mib_init(void *ptr[2], size_t mibsize, size_t mibalign)
 {
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index cb880079daf3..e5c8a669e84e 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -711,22 +711,6 @@ static struct request_sock_ops tcp6_request_sock_ops = {
         .send_reset     =       tcp_v6_send_reset
 };
 
-static int ipv6_opt_accepted(struct sock *sk, struct sk_buff *skb)
-{
-        struct ipv6_pinfo *np = inet6_sk(sk);
-        struct inet6_skb_parm *opt = IP6CB(skb);
-
-        if (np->rxopt.all) {
-                if ((opt->hop && (np->rxopt.bits.hopopts || np->rxopt.bits.ohopopts)) ||
-                    ((IPV6_FLOWINFO_MASK & *(u32*)skb->nh.raw) && np->rxopt.bits.rxflow) ||
-                    (opt->srcrt && (np->rxopt.bits.srcrt || np->rxopt.bits.osrcrt)) ||
-                    ((opt->dst1 || opt->dst0) && (np->rxopt.bits.dstopts || np->rxopt.bits.odstopts)))
-                        return 1;
-        }
-        return 0;
-}
-
-
 static void tcp_v6_send_check(struct sock *sk, int len, struct sk_buff *skb)
 {
         struct ipv6_pinfo *np = inet6_sk(sk);