remove warn message and add documentation

1 files changed, 5 insertions, 4 deletions

diff --git a/src/transport/gnunet-service-transport_validation.c b/src/transport/gnunet-service-transport_validation.c
index 71a96de12..d80818369 100644
--- a/src/transport/gnunet-service-transport_validation.c
+++ b/src/transport/gnunet-service-transport_validation.c
@@ -1208,23 +1208,24 @@ GST_validation_handle_pong (const struct GNUNET_PeerIdentity *sender,
   do_verify = GNUNET_YES;
   if (0 != GNUNET_TIME_absolute_get_remaining(ve->pong_sig_valid_until).rel_value)
   {
+                /* We have a cached and valid signature for this peer,
+                 * try to compare instead of verify */
                 if (0 == memcmp (&ve->pong_sig_cache, &pong->signature, sizeof (struct GNUNET_CRYPTO_EccSignature)))
                 {
+                        /* signatures are identical, we can skip verification */
                         sig_res = GNUNET_OK;
                         do_verify = GNUNET_NO;
                 }
                 else
                 {
                         sig_res = GNUNET_SYSERR;
-        GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
-                "Failed to check with cached signature: different signature on address %s:%s from peer `%s'\n",
-                tname, GST_plugins_a2s (ve->address),
-                GNUNET_i2s (sender));
+                        /* signatures do not match, we have to verify */
                 }
   }
 
   if (GNUNET_YES == do_verify)
   {
+                        /* Do expensive verification */
                 sig_res = GNUNET_CRYPTO_ecc_verify (GNUNET_SIGNATURE_PURPOSE_TRANSPORT_PONG_OWN,
                                 &pong->purpose, &pong->signature,
                                 &ve->public_key);