[IPV6]: Remove secure_ipv6_id, unused.

Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/char/random.c

@@ -2279,20 +2279,8 @@ __u32 secure_tcpv6_sequence_number(__u32 *saddr, __u32 *daddr,
 	return seq;
 }
 EXPORT_SYMBOL(secure_tcpv6_sequence_number);
-
-__u32 secure_ipv6_id(__u32 *daddr)
-{
-	struct keydata *keyptr;
-
-	keyptr = check_and_rekey(get_seconds());
-
-	return halfMD4Transform(daddr, keyptr->secret);
-}
-
-EXPORT_SYMBOL(secure_ipv6_id);
 #endif
 
-
 __u32 secure_tcp_sequence_number(__u32 saddr, __u32 daddr,
 				 __u16 sport, __u16 dport)
 {

include/linux/random.h

@@ -67,8 +67,6 @@ extern __u32 check_tcp_syn_cookie(__u32 cookie, __u32 saddr,
 extern __u32 secure_tcpv6_sequence_number(__u32 *saddr, __u32 *daddr,
 					  __u16 sport, __u16 dport);
 
-extern __u32 secure_ipv6_id(__u32 *daddr);
-
 #ifndef MODULE
 extern struct file_operations random_fops, urandom_fops;
 #endif