Fix issue for decoding PDU Session Status

src/amf-app/amf_n1.cpp

@@ -626,7 +626,7 @@ void amf_n1::service_request_handle(
               nullptr, (uint8_t*) bdata(plain_msg), blength(plain_msg));
           bdestroy(plain_msg);
           if (serReqNas->getPduSessionStatus() > 0) {
-            pdu_session_status = serReqNas->getPduSessionStatus();
+            pdu_session_status = (uint16_t) serReqNas->getPduSessionStatus();
           }
         } break;
 

src/nas/ies/PDU_Session_Status.cpp

@@ -28,6 +28,7 @@
 
 #include "PDU_Session_Status.hpp"
 #include "logger.hpp"
+#include "common_defs.h"
 using namespace nas;
 
 //------------------------------------------------------------------------------
@@ -98,14 +99,12 @@ int PDU_Session_Status::decodefrombuffer(
   if (is_option) {
     decoded_size++;
   }
+
   _value = 0x0000;
   length = *(buf + decoded_size);
   decoded_size++;
-  _value |= *(buf + decoded_size);
-  decoded_size++;
-  _value |= (*(buf + decoded_size)) << 8;
-  decoded_size++;
-  Logger::nas_mm().debug("decoded PDU_Session_Status value(0x%4x)", _value);
+  DECODE_U16(buf + decoded_size, _value, decoded_size);
+  Logger::nas_mm().debug("decoded PDU_Session_Status value (0x%x)", _value);
   Logger::nas_mm().debug("decoded PDU_Session_Status len(%d)", decoded_size);
   return decoded_size;
 }