tolerate additional IPv4 address now available for gnunet.org

[oweals/gnunet.git] / src / util / client.c

diff --git a/src/util/client.c b/src/util/client.c
index 9bdb09e308595ea6590ccc6471ae0dba65a261f2..05e05a328b26161116eabf4c6f48e893109e8d13 100644 (file)
--- a/src/util/client.c
+++ b/src/util/client.c
@@ -258,6 +258,8 @@ transmit_ready (void *cls)
   int notify_in_flight;
 
   cstate->send_task = NULL;
+  if (GNUNET_YES == cstate->in_destroy)
+    return;
   pos = (const char *) cstate->msg;
   len = ntohs (cstate->msg->size);
   GNUNET_assert (cstate->msg_off < len);
@@ -378,6 +380,21 @@ connection_client_destroy_impl (struct GNUNET_MQ_Handle *mq,
   struct ClientState *cstate = impl_state;
 
   (void) mq;
+  if (NULL != cstate->dns_active)
+  {
+    GNUNET_RESOLVER_request_cancel (cstate->dns_active);
+    cstate->dns_active = NULL;
+  }
+  if (NULL != cstate->send_task)
+  {
+    GNUNET_SCHEDULER_cancel (cstate->send_task);
+    cstate->send_task = NULL;
+  }
+  if (NULL != cstate->retry_task)
+  {
+    GNUNET_SCHEDULER_cancel (cstate->retry_task);
+    cstate->retry_task = NULL;
+  }
   if (GNUNET_SYSERR == cstate->in_destroy)
   {
     /* defer destruction */
@@ -385,15 +402,13 @@ connection_client_destroy_impl (struct GNUNET_MQ_Handle *mq,
     cstate->mq = NULL;
     return;
   }
-  if (NULL != cstate->dns_active)
-    GNUNET_RESOLVER_request_cancel (cstate->dns_active);
-  if (NULL != cstate->send_task)
-    GNUNET_SCHEDULER_cancel (cstate->send_task);
   if (NULL != cstate->recv_task)
+  {
     GNUNET_SCHEDULER_cancel (cstate->recv_task);
-  if (NULL != cstate->retry_task)
-    GNUNET_SCHEDULER_cancel (cstate->retry_task);
-  if (NULL != cstate->sock){
+    cstate->recv_task = NULL;
+  }
+  if (NULL != cstate->sock)
+  {
     LOG (GNUNET_ERROR_TYPE_DEBUG,
          "destroying socket: %p\n",
          cstate->sock);
@@ -832,12 +847,13 @@ connection_client_send_impl (struct GNUNET_MQ_Handle *mq,
   GNUNET_assert (NULL == cstate->send_task);
   cstate->msg = msg;
   cstate->msg_off = 0;
-  if (NULL == cstate->sock){
+  if (NULL == cstate->sock)
+  {
     LOG (GNUNET_ERROR_TYPE_DEBUG,
          "message of type %u waiting for socket\n",
          ntohs(msg->type));
     return; /* still waiting for connection */
-   }
+  }
   cstate->send_task
     = GNUNET_SCHEDULER_add_write_net (GNUNET_TIME_UNIT_FOREVER_REL,
                                       cstate->sock,