no netlink thread in eNB if link PDCP with GTP-U, if there is no UE running in same process

git-svn-id: http://svn.eurecom.fr/openair4G/trunk@5458 818b1a75-f10b-46b9-bf7c-635c3b92a50f

openair2/LAYER2/PDCP_v10.1.0/pdcp_netlink.c

@@ -107,14 +107,13 @@ int pdcp_netlink_init(void) {
   nb_inst_ue  = 1;
 #endif
   
+#if defined(LINK_PDCP_TO_GTPV1U)
+  nb_inst_enb = 0;
+  LOG_I(PDCP, "[NETLINK] Creating 0 queues for eNB Netlink -> PDCP communication\n");
+#else
   pdcp_netlink_queue_enb      = calloc(nb_inst_enb, sizeof(struct lfds611_queue_state*));
   pdcp_netlink_nb_element_enb = malloc(nb_inst_enb * sizeof(uint32_t));
-
-  pdcp_netlink_queue_ue       = calloc(nb_inst_ue, sizeof(struct lfds611_queue_state*));
-  pdcp_netlink_nb_element_ue  = malloc(nb_inst_ue * sizeof(uint32_t));
-
   LOG_I(PDCP, "[NETLINK] Creating %d queues for eNB Netlink -> PDCP communication\n", nb_inst_enb);
-  LOG_I(PDCP, "[NETLINK] Creating %d queues for UE Netlink -> PDCP communication\n", nb_inst_ue);
 
   for (i = 0; i < nb_inst_enb; i++) {
       pdcp_netlink_nb_element_enb[i] = 0;
@@ -123,6 +122,14 @@ int pdcp_netlink_init(void) {
           exit(EXIT_FAILURE);
       }
   }
+#endif
+
+  if (nb_inst_ue  > 0) {
+      pdcp_netlink_queue_ue       = calloc(nb_inst_ue, sizeof(struct lfds611_queue_state*));
+      pdcp_netlink_nb_element_ue  = malloc(nb_inst_ue * sizeof(uint32_t));
+
+      LOG_I(PDCP, "[NETLINK] Creating %d queues for UE Netlink -> PDCP communication\n", nb_inst_ue);
+
       for (i = 0; i < nb_inst_ue; i++) {
           pdcp_netlink_nb_element_ue[i] = 0;
           if (lfds611_queue_new(&pdcp_netlink_queue_ue[i], PDCP_QUEUE_NB_ELEMENTS) < 0) {
@@ -130,7 +137,9 @@ int pdcp_netlink_init(void) {
               exit(EXIT_FAILURE);
           }
       }
+  }
 
+  if ((nb_inst_ue + nb_inst_enb) > 0) {
       if (pthread_attr_init(&attr) != 0) {
           LOG_E(PDCP, "[NETLINK]Failed to initialize pthread attribute for Netlink -> PDCP communication (%d:%s)\n",
               errno, strerror(errno));
@@ -151,7 +160,7 @@ int pdcp_netlink_init(void) {
               errno, strerror(errno));
           exit(EXIT_FAILURE);
       }
-
+  }
   return 0;
 }