zebra: remove unused netlink_route()/kernel_rtm_ipv6()

kernel_delete_ipv6_old(), removed in 51bdeba a little while ago, was the
last user of netlink_route() and kernel_rtm_ipv6().  Everything else
uses the _multipath variants of these functions.

Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
(cherry picked from commit 872b0dc0537b62503d98bafd3075553795c847cb)

diff --git a/zebra/rt_socket.c b/zebra/rt_socket.c
index 43508284d1b059f80815d238c2918df418083627..23e219be97b54ec403db926d87aeafc176f76e23 100644 (file)
--- a/zebra/rt_socket.c
+++ b/zebra/rt_socket.c
@@ -279,67 +279,6 @@ sin6_masklen (struct in6_addr mask)
 }
 #endif /* SIN6_LEN */
 
-/* Interface between zebra message and rtm message. */
-static int
-kernel_rtm_ipv6 (int message, struct prefix_ipv6 *dest,
-                struct in6_addr *gate, int index, int flags)
-{
-  struct sockaddr_in6 *mask;
-  struct sockaddr_in6 sin_dest, sin_mask, sin_gate;
-
-  memset (&sin_dest, 0, sizeof (struct sockaddr_in6));
-  sin_dest.sin6_family = AF_INET6;
-#ifdef SIN6_LEN
-  sin_dest.sin6_len = sizeof (struct sockaddr_in6);
-#endif /* SIN6_LEN */
-
-  memset (&sin_mask, 0, sizeof (struct sockaddr_in6));
-
-  memset (&sin_gate, 0, sizeof (struct sockaddr_in6));
-  sin_gate.sin6_family = AF_INET6;
-#ifdef SIN6_LEN
-  sin_gate.sin6_len = sizeof (struct sockaddr_in6);
-#endif /* SIN6_LEN */
-
-  sin_dest.sin6_addr = dest->prefix;
-
-  if (gate)
-    memcpy (&sin_gate.sin6_addr, gate, sizeof (struct in6_addr));
-
-  /* Under kame set interface index to link local address. */
-#ifdef KAME
-
-#define SET_IN6_LINKLOCAL_IFINDEX(a, i) \
-  do { \
-    (a).s6_addr[2] = ((i) >> 8) & 0xff; \
-    (a).s6_addr[3] = (i) & 0xff; \
-  } while (0)
-
-  if (gate && IN6_IS_ADDR_LINKLOCAL(gate))
-    SET_IN6_LINKLOCAL_IFINDEX (sin_gate.sin6_addr, index);
-#endif /* KAME */
-
-  if (gate && dest->prefixlen == 128)
-    mask = NULL;
-  else
-    {
-      masklen2ip6 (dest->prefixlen, &sin_mask.sin6_addr);
-      sin_mask.sin6_family = AF_INET6;
-#ifdef SIN6_LEN
-      sin_mask.sin6_len = sin6_masklen (sin_mask.sin6_addr);
-#endif /* SIN6_LEN */
-      mask = &sin_mask;
-    }
-
-  return rtm_write (message, 
-                   (union sockunion *) &sin_dest,
-                   (union sockunion *) mask,
-                   gate ? (union sockunion *)&sin_gate : NULL,
-                   index,
-                   flags,
-                   0);
-}
-
 /* Interface between zebra message and rtm message. */
 static int
 kernel_rtm_ipv6_multipath (int cmd, struct prefix *p, struct rib *rib,