conncheck: the conncheck send function may fail

With this patch, we put the pair in state failed if we cannot send
the connection check, for example due to missing local credentials.

Reviewed-by: Olivier Crête <olivier.crete@collabora.com>
Differential Revision: https://phabricator.freedesktop.org/D1891

1 files changed, 10 insertions, 2 deletions

diff --git a/agent/conncheck.c b/agent/conncheck.c
index 11ef9c9..9618c3a 100644
--- a/agent/conncheck.c
+++ b/agent/conncheck.c
@@ -442,7 +442,11 @@ static gboolean priv_conn_check_initiate (NiceAgent *agent, CandidateCheckPair *
 {
   pair->state = NICE_CHECK_IN_PROGRESS;
   nice_debug ("Agent %p : pair %p state IN_PROGRESS", agent, pair);
-  conn_check_send (agent, pair);
+  if (conn_check_send (agent, pair)) {
+    pair->state = NICE_CHECK_FAILED;
+    nice_debug ("Agent %p : pair %p state FAILED", agent, pair);
+    return FALSE;
+  }
   return TRUE;
 }
 
@@ -1070,7 +1074,11 @@ static gboolean priv_conn_check_tick_unlocked (NiceAgent *agent)
   if (pair) {
     priv_print_conn_check_lists (agent, G_STRFUNC,
         ", got a pair from triggered check list");
-    conn_check_send (agent, pair);
+    if (conn_check_send (agent, pair)) {
+      pair->state = NICE_CHECK_FAILED;
+      nice_debug ("Agent %p : pair %p state FAILED", agent, pair);
+      return FALSE;
+    }
     return TRUE;
   }