Add mutex for PAA allocation

src/nas/ies/ExtendedProtocolConfigurationOptions.c

@@ -32,7 +32,7 @@ int encode_extended_protocol_configuration_options(
     uint8_t iei, uint8_t* buffer, uint32_t len) {
   uint8_t* lenPtr  = NULL;
   uint32_t encoded = 0;
-  int encode_result = 0;
+  //  int encode_result = 0;
   CHECK_PDU_POINTER_AND_LENGTH_ENCODER(
       buffer,
       ((iei > 0) ?
@@ -150,7 +150,7 @@ int decode_extended_protocol_configuration_options(
 //------------------------------------------------------------------------------
 int decode_protocol_configuration_options(
     protocol_configuration_options_nas_t* protocolconfigurationoptions,
-    const uint8_t* const buffer, const const uint32_t len) {
+    const uint8_t* const buffer, const uint32_t len) {
   int decoded       = 0;
   int decode_result = 0;
 

src/nas/nas_message.c

@@ -33,6 +33,7 @@
 #include "TLVEncoder.h"
 #include "mmData.h"
 #include "secu_defs.h"
+#include "dynamic_memory_check.h"
 
 /* L O C A L    D E F I N I T I O N S  */
 #define SR_MAC_SIZE_BYTES 2
@@ -940,6 +941,7 @@ static int _nas_message_decrypt(
       // OAILOG_ERROR(LOG_NAS, "Unknown security header type %u",
       // security_header_type); OAILOG_FUNC_RETURN (LOG_NAS, 0);
   };
+  return 0;
 }
 
 static int _nas_message_plain_decode(

src/smf_app/smf_paa_dynamic.hpp

@@ -157,7 +157,9 @@ class paa_dynamic {
 
   std::map<std::string, dnn_dynamic_pools> dnns;
 
-  paa_dynamic() : ipv4_pools(), ipv6_pools(), dnns(){};
+  mutable std::shared_mutex m_ipv4_pools;
+
+  paa_dynamic() : ipv4_pools(), ipv6_pools(), dnns(), m_ipv4_pools(){};
 
  public:
   static paa_dynamic& get_instance() {
@@ -173,6 +175,7 @@ class paa_dynamic {
       const struct in_addr& first, const int range) {
     if (pool_id >= 0) {
       uint32_t uint32pool_id = uint32_t(pool_id);
+      std::unique_lock lock(m_ipv4_pools);
       if (!ipv4_pools.count(uint32pool_id)) {
         ipv4_pool pool(first, range);
         ipv4_pools[uint32pool_id] = pool;
@@ -206,6 +209,7 @@ class paa_dynamic {
     if (dnns.count(dnn_label)) {
       dnn_dynamic_pools& dnn_pool = dnns[dnn_label];
       if (paa.pdu_session_type.pdu_session_type == PDU_SESSION_TYPE_E_IPV4) {
+        std::unique_lock lock(m_ipv4_pools);
         for (std::vector<uint32_t>::const_iterator it4 =
                  dnn_pool.ipv4_pool_ids.begin();
              it4 != dnn_pool.ipv4_pool_ids.end(); ++it4) {
@@ -264,6 +268,7 @@ class paa_dynamic {
     if (dnns.count(dnn_label)) {
       dnn_dynamic_pools& dnn_pool = dnns[dnn_label];
       if (paa.pdu_session_type.pdu_session_type == PDU_SESSION_TYPE_E_IPV4) {
+        std::unique_lock lock(m_ipv4_pools);
         for (std::vector<uint32_t>::const_iterator it4 =
                  dnn_pool.ipv4_pool_ids.begin();
              it4 != dnn_pool.ipv4_pool_ids.end(); ++it4) {
@@ -295,6 +300,7 @@ class paa_dynamic {
 
   bool release_paa(
       const std::string& dnn_label, const struct in_addr& ipv4_address) {
+    std::unique_lock lock(m_ipv4_pools);
     if (dnns.count(dnn_label)) {
       dnn_dynamic_pools& dnn_pool = dnns[dnn_label];
       for (std::vector<uint32_t>::const_iterator it4 =