[DCCP]: Debug statements for Elapsed Time option

This prints the value of the parsed Elapsed Time when received via a
Timestamp Echo option [RFC 4342, 13.3].

Signed-off-by: Gerrit Renker <gerrit@erg.abdn.ac.uk>
Acked-by: Ian McDonald <ian.mcdonald@jandi.co.nz>
Signed-off-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 6 insertions, 2 deletions

diff --git a/net/dccp/options.c b/net/dccp/options.c
index 14b621227323..34d536d5f1a1 100644
--- a/net/dccp/options.c
+++ b/net/dccp/options.c
@@ -172,21 +172,25 @@ int dccp_parse_options(struct sock *sk, struct sk_buff *skb)
                         opt_recv->dccpor_timestamp_echo = ntohl(*(__be32 *)value);
 
                         dccp_pr_debug("%s rx opt: TIMESTAMP_ECHO=%u, len=%d, "
-                                      "ackno=%llu, ",  dccp_role(sk),
+                                      "ackno=%llu", dccp_role(sk),
                                       opt_recv->dccpor_timestamp_echo,
                                       len + 2,
                                       (unsigned long long)
                                       DCCP_SKB_CB(skb)->dccpd_ack_seq);
 
 
-                        if (len == 4)
+                        if (len == 4) {
+                                dccp_pr_debug_cat("\n");
                                 break;
+                        }
 
                         if (len == 6)
                                 elapsed_time = ntohs(*(__be16 *)(value + 4));
                         else
                                 elapsed_time = ntohl(*(__be32 *)(value + 4));
 
+                        dccp_pr_debug_cat(", ELAPSED_TIME=%d\n", elapsed_time);
+
                         /* Give precedence to the biggest ELAPSED_TIME */
                         if (elapsed_time > opt_recv->dccpor_elapsed_time)
                                 opt_recv->dccpor_elapsed_time = elapsed_time;