Cleanup: remove unused cp_pdusession

The function is no longer relevant in the new design.

openair2/RRC/NR/rrc_gNB_radio_bearers.c

@@ -40,15 +40,6 @@ static bool eq_pdu_session_id(const void *vval, const void *vit)
   return elem->param.pdusession_id == id;
 }
 
-/** @brief Deep copy pdusession_t */
-void cp_pdusession(pdusession_t *dst, const pdusession_t *src)
-{
-  // Shallow copy
-  *dst = *src;
-  // nas_pdu
-  dst->nas_pdu = copy_byte_array(src->nas_pdu);
-}
-
 /** @brief Free pdusession_t */
 void free_pdusession(void *ptr)
 {

openair2/RRC/NR/rrc_gNB_radio_bearers.h

@@ -77,9 +77,6 @@ rrc_pdu_session_param_t *find_pduSession_from_drbId(gNB_RRC_UE_t *ue, int drb_id
 /// @brief set PDCP configuration in a bearer context management message
 void set_bearer_context_pdcp_config(bearer_context_pdcp_config_t *pdcp_config, drb_t *rrc_drb, bool um_on_default_drb);
 
-/// @brief Deep copy an instance of struct pdusession_t
-void cp_pdusession(pdusession_t *dst, const pdusession_t *src);
-
 void free_pdusession(void *ptr);
 
 #endif