Fixed compilation warnings

Author: Jarkko Paso

features/nanostack/sal-stack-nanostack/source/6LoWPAN/ws/ws_bootstrap.c

@@ -1189,7 +1189,7 @@ static void ws_bootstrap_pan_advertisement_solicit_analyse(struct protocol_inter
     if (ws_bootstrap_state_discovery(cur) &&
             cur->bootsrap_state_machine_cnt > cur->ws_info->trickle_params_pan_discovery.Imin + 50) {
         cur->bootsrap_state_machine_cnt = cur->ws_info->trickle_params_pan_discovery.Imin + randLIB_get_8bit() % 50;
-        tr_info("Making parent selection in %d s", (uint32_t)(cur->bootsrap_state_machine_cnt / 10));
+        tr_info("Making parent selection in %u s", (cur->bootsrap_state_machine_cnt / 10));
     }
 }
 
@@ -2294,7 +2294,7 @@ static void ws_bootstrap_start_discovery(protocol_interface_info_entry_t *cur)
              cur->ws_info->trickle_pan_advertisement_solicit.I, cur->ws_info->trickle_pan_advertisement_solicit.t, cur->ws_info->trickle_pan_advertisement_solicit.now, cur->ws_info->trickle_pan_advertisement_solicit.c);
 
     cur->bootsrap_state_machine_cnt = time_to_solicit + cur->ws_info->trickle_params_pan_discovery.Imin + randLIB_get_8bit() % 50;
-    tr_info("Making parent selection in %d s", (uint32_t)(cur->bootsrap_state_machine_cnt / 10));
+    tr_info("Making parent selection in %u s", (cur->bootsrap_state_machine_cnt / 10));
 }
 
 // Start authentication
@@ -2355,7 +2355,7 @@ static void ws_bootstrap_authentication_completed(protocol_interface_info_entry_
         // Go back for network scanning
         ws_bootstrap_state_change(cur, ER_ACTIVE_SCAN);
         cur->bootsrap_state_machine_cnt = randLIB_get_random_in_range(10, cur->ws_info->trickle_params_pan_discovery.Imin >> 1);
-        tr_info("Making parent selection in %d s", (uint32_t)(cur->bootsrap_state_machine_cnt / 10));
+        tr_info("Making parent selection in %u s", (cur->bootsrap_state_machine_cnt / 10));
     } else {
         tr_debug("authentication failed");
         // What else to do to start over again...
@@ -2727,7 +2727,7 @@ void ws_bootstrap_network_scan_process(protocol_interface_info_entry_t *cur)
     if (!selected_parent_ptr) {
         // Next check will be after one trickle
         cur->bootsrap_state_machine_cnt += cur->ws_info->trickle_params_pan_discovery.Imin + randLIB_get_8bit() % 50;
-        tr_info("Making parent selection in %d s", (uint32_t)(cur->bootsrap_state_machine_cnt / 10));
+        tr_info("Making parent selection in %u s", (cur->bootsrap_state_machine_cnt / 10));
         return;
     }
     tr_info("selected parent:%s panid %u", trace_array(selected_parent_ptr->addr, 8), selected_parent_ptr->pan_id);

features/nanostack/sal-stack-nanostack/source/DHCPv6_Server/DHCPv6_Server_service.c

@@ -87,7 +87,7 @@ static void DHCP_server_service_timer_stop(void)
 
 int DHCPv6_server_respond_client(dhcpv6_gua_server_entry_s *serverBase, dhcpv6_reply_packet_s *replyPacket, dhcp_ia_non_temporal_params_t *dhcp_ia_non_temporal_params, dhcpv6_gua_response_t *response, bool allocateNew)
 {
-    dhcpv6_alloacted_address_entry_t *dhcp_allocated_address;
+    dhcpv6_alloacted_address_entry_t *dhcp_allocated_address = NULL;
     dhcpv6_ia_non_temporal_address_s nonTemporalAddress;
     bool address_allocated = false;
     //Validate Client DUID

features/nanostack/sal-stack-nanostack/source/MAC/IEEE802_15_4/mac_mcps_sap.c

@@ -1543,7 +1543,7 @@ static int8_t mcps_generic_packet_build(protocol_interface_rf_mac_setup_s *rf_pt
     mac_header_information_elements_preparation(buffer);
 
     mcps_generic_sequence_number_allocate(rf_ptr, buffer);
-    mlme_key_descriptor_t *key_desc;
+    mlme_key_descriptor_t *key_desc = NULL;
     if (buffer->fcf_dsn.securityEnabled) {
         bool increment_framecounter = false;
         //Remember to update security counter here!
@@ -1600,7 +1600,7 @@ static int8_t mcps_generic_packet_build(protocol_interface_rf_mac_setup_s *rf_pt
         tr_debug("Too Long %u, %u pa %u header %u mic %u", frame_length, mac_payload_length, buffer->mac_header_length_with_security,  buffer->security_mic_len, dev_driver->phy_MTU);
         buffer->status = MLME_FRAME_TOO_LONG;
         //decrement security counter
-        if (buffer->fcf_dsn.securityEnabled) {
+        if (key_desc) {
             mac_sec_mib_key_outgoing_frame_counter_decrement(rf_ptr, key_desc);
         }
         return -1;
@@ -1716,7 +1716,7 @@ int8_t mcps_generic_ack_build(protocol_interface_rf_mac_setup_s *rf_ptr, bool in
 
     ccm_globals_t ccm_ptr;
     mac_pre_build_frame_t *buffer = &rf_ptr->enhanced_ack_buffer;
-    mlme_key_descriptor_t *key_desc;
+    mlme_key_descriptor_t *key_desc = NULL;
 
     if (buffer->fcf_dsn.securityEnabled) {
         //Remember to update security counter here!
@@ -1755,7 +1755,7 @@ int8_t mcps_generic_ack_build(protocol_interface_rf_mac_setup_s *rf_ptr, bool in
     if ((frame_length) > ack_mtu_size - 2) {
         buffer->status = MLME_FRAME_TOO_LONG;
 
-        if (buffer->fcf_dsn.securityEnabled) {
+        if (key_desc) {
             //decrement security counter
             mac_sec_mib_key_outgoing_frame_counter_decrement(rf_ptr, key_desc);
             ccm_free(&ccm_ptr);