udpv6: Remove unused skb argument of ipv6_select_ident()

[net-next-2.6.git] / include / net / ipv6.h

diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index f27fd83d67d8395ad5e30c9131010d73902a43b1..ad9a5113025444d77d24fb0721e312c6ac83e9f6 100644 (file)
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -441,6 +441,18 @@ static inline int ipv6_addr_diff(const struct in6_addr *a1, const struct in6_add
        return __ipv6_addr_diff(a1, a2, sizeof(struct in6_addr));
 }
 
+static __inline__ void ipv6_select_ident(struct frag_hdr *fhdr)
+{
+       static u32 ipv6_fragmentation_id = 1;
+       static DEFINE_SPINLOCK(ip6_id_lock);
+
+       spin_lock_bh(&ip6_id_lock);
+       fhdr->identification = htonl(ipv6_fragmentation_id);
+       if (++ipv6_fragmentation_id == 0)
+               ipv6_fragmentation_id = 1;
+       spin_unlock_bh(&ip6_id_lock);
+}
+
 /*
  *     Prototypes exported by ipv6
  */