Make sure rlc_am_nr_header_t is initialized.

lib/include/srsran/rlc/rlc_am_nr_packing.h

@@ -19,14 +19,22 @@
 namespace srsran {
 
 ///< AM NR PDU header
-typedef struct {
+struct rlc_am_nr_pdu_header_t {
+  rlc_am_nr_pdu_header_t()                                = default;
+  rlc_am_nr_pdu_header_t(const rlc_am_nr_pdu_header_t& h) = default;
+  rlc_am_nr_pdu_header_t& operator=(const rlc_am_nr_pdu_header_t&) = default;
+  rlc_am_nr_pdu_header_t(rlc_am_nr_pdu_header_t&& h)               = default;
+  ~rlc_am_nr_pdu_header_t()                                        = default;
+
+  rlc_am_nr_pdu_header_t& operator=(rlc_am_nr_pdu_header_t&& h) = default;
+
   rlc_dc_field_t      dc;      ///< Data/Control (D/C) field
   uint8_t             p;       ///< Polling bit
   rlc_nr_si_field_t   si;      ///< Segmentation info
   rlc_am_nr_sn_size_t sn_size; ///< Sequence number size (12 or 18 bits)
   uint32_t            sn;      ///< Sequence number
   uint16_t            so;      ///< Sequence offset
-} rlc_am_nr_pdu_header_t;
+};
 
 struct rlc_amd_pdu_nr_t {
   rlc_am_nr_pdu_header_t header;