[IPV4] fib_trie: dump message multiple part flag

Match fib_hash, and set NLM_F_MULTI to handle multiple part messages.
Signed-off-by: NStephen Hemminger <shemminger@vyatta.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/ipv4/fib_trie.c

@@ -1898,7 +1898,7 @@ static int fn_trie_dump_fa(t_key key, int plen, struct list_head *fah,
 				  xkey,
 				  plen,
 				  fa->fa_tos,
-				  fa->fa_info, 0) < 0) {
+				  fa->fa_info, NLM_F_MULTI) < 0) {
 			cb->args[4] = i;
 			return -1;
 		}