classify: fix parsing for l4 match

l4 match parsing should not try to consume the whole input, otherwise
it breaks cli such as:
'classify session ... match l4 dst_port 22 action set-ip4-fib-id 2'

Type: fix

Change-Id: I81a1b5779811f7df8286a371f85fafe09c947b87
Signed-off-by: Benoît Ganne <bganne@cisco.com>

diff --git a/src/vnet/classify/vnet_classify.c b/src/vnet/classify/vnet_classify.c
index d36d93b..ab933eb 100644 (file)
--- a/src/vnet/classify/vnet_classify.c
+++ b/src/vnet/classify/vnet_classify.c
@@ -2314,7 +2314,7 @@ unformat_l4_match (unformat_input_t * input, va_list * args)
       else if (unformat (input, "dst_port %d", &dst_port))
        ;
       else
-       return 0;
+       break;
     }
 
   h.src_port = clib_host_to_net_u16 (src_port);