Merge pull request #84 from PelionIoT/release-4.9.1

mbed-cloud-client 4.9.1

Author: teetak01

CHANGELOG.md

@@ -1,5 +1,13 @@
 ## Changelog for Pelion Device Management Client
 
+### Release 4.9.1 (17.06.2021)
+
+### Device Management Client
+- Fixed the incorrect overriding of CoAP retransmission buffer size.
+
+### Platform Adaptation Layer (PAL)
+- [Zephyr] Fixed a memory leak on DNs handling.
+
 ### Release 4.9.0 (20.05.2021)
 
 ### Device Management Client

mbed-client-pal/Source/Port/Reference-Impl/OS_Specific/ZephyrOS/Networking/pal_plat_network.c

@@ -704,6 +704,9 @@ palStatus_t pal_plat_getAddressInfo(const char* hostname, palSocketAddress_t* ad
                 assert(0);
             }
 
+            /* release allocated resources */
+            freeaddrinfo(info);
+
         } else {
 
             result = PAL_ERR_SOCKET_DNS_ERROR;

mbed-client/source/m2mnsdlinterface.cpp

@@ -88,7 +88,7 @@
 
 #define REGISTRATION_UPDATE_DELAY 10 // wait 10ms before sending registration update for PUT to resource 1/0/1
 
-const char *MCC_VERSION = "mccv=4.9.0";
+const char *MCC_VERSION = "mccv=4.9.1";
 
 int8_t M2MNsdlInterface::_tasklet_id = -1;
 
@@ -318,8 +318,6 @@ bool M2MNsdlInterface::initialize()
                                           MBED_CLIENT_RECONNECTION_COUNT,
                                           _network_rtt_estimate);
 
-    sn_nsdl_set_retransmission_buffer(_nsdl_handle, MBED_CLIENT_SN_COAP_RESENDING_QUEUE_SIZE_MSGS, 0);
-
     sn_nsdl_handle_block2_response_internally(_nsdl_handle, false);
 
     // Allocate the memory for endpoint