remove "unused variable" and "set but not used" warnings

cmake_targets/tools/fix_asn1

@@ -10,12 +10,12 @@ RRC_Rel10=(
 X2AP_Rel11_2=(
   "X2ap-CriticalityDiagnostics-IE-List.h" ae96308b37fcbcbf39da5012e42968135fc5f27b "fix_asn1.data/X2AP.rel11.2/X2ap-CriticalityDiagnostics-IE-List.h.diff"
   "NativeInteger.c"                       9f173e87daa1e7378618dbb060a10aae752d74be "fix_asn1.data/X2AP.rel11.2/NativeInteger.c.diff"
-  "constr_SET_OF.c"                       5c8765a1e0fc44a48e406d0aa7628004bf3aac2a "fix_asn1.data/X2AP.rel11.2/constr_SET_OF.c.diff"
+  "constr_SET_OF.c"                       5352abd70c1784a0a2ef3c2e287b30ea3cdcf760 "fix_asn1.data/X2AP.rel11.2/constr_SET_OF.c.diff"
 )
 
 S1AP_Rel10_5=(
   "NativeInteger.c" 9f173e87daa1e7378618dbb060a10aae752d74be "fix_asn1.data/S1AP.rel10.5/NativeInteger.c.diff"
-  "constr_SET_OF.c" 5c8765a1e0fc44a48e406d0aa7628004bf3aac2a "fix_asn1.data/S1AP.rel10.5/constr_SET_OF.c.diff"
+  "constr_SET_OF.c" 5352abd70c1784a0a2ef3c2e287b30ea3cdcf760 "fix_asn1.data/S1AP.rel10.5/constr_SET_OF.c.diff"
 )
 
 red_color="$(tput setaf 1)"

common/utils/collection/hashtable/hashtable.c

@@ -177,7 +177,6 @@ hashtable_rc_t hashtable_dump_content (const hash_table_t * const hashtblP, char
 {
     hash_node_t  *node         = NULL;
     unsigned int  i            = 0;
-    unsigned int  num_elements = 0;
     if (hashtblP == NULL) {
         *remaining_bytes_in_buffer_pP = snprintf(
                 buffer_pP,

openair1/PHY/INIT/lte_init.c

@@ -128,8 +128,8 @@ void phy_config_sib2_eNB(uint8_t Mod_id,
 {
 
   LTE_DL_FRAME_PARMS *lte_frame_parms = &PHY_vars_eNB_g[Mod_id][CC_id]->lte_frame_parms;
-  LTE_eNB_UE_stats *eNB_UE_stats      = PHY_vars_eNB_g[Mod_id][CC_id]->eNB_UE_stats;
-  int32_t rx_total_gain_eNB_dB        = PHY_vars_eNB_g[Mod_id][CC_id]->rx_total_gain_eNB_dB;
+  //LTE_eNB_UE_stats *eNB_UE_stats      = PHY_vars_eNB_g[Mod_id][CC_id]->eNB_UE_stats;
+  //int32_t rx_total_gain_eNB_dB        = PHY_vars_eNB_g[Mod_id][CC_id]->rx_total_gain_eNB_dB;
   int i;
 
   LOG_D(PHY,"[eNB%d] CCid %d Frame %d: Applying radioResourceConfigCommon\n",Mod_id,CC_id,PHY_vars_eNB_g[Mod_id][CC_id]->proc[8].frame_tx);
@@ -683,11 +683,11 @@ void phy_config_dedicated_scell_eNB(uint8_t Mod_id,
                                     int CC_id)
 {
 
-  PHY_VARS_eNB *phy_vars_eNB = PHY_vars_eNB_g[Mod_id][CC_id];
+  //PHY_VARS_eNB *phy_vars_eNB = PHY_vars_eNB_g[Mod_id][CC_id];
   uint8_t UE_id = find_ue(rnti,PHY_vars_eNB_g[Mod_id][0]);
   struct PhysicalConfigDedicatedSCell_r10 *physicalConfigDedicatedSCell_r10 = sCellToAddMod_r10->radioResourceConfigDedicatedSCell_r10->physicalConfigDedicatedSCell_r10;
   //struct RadioResourceConfigCommonSCell_r10 *physicalConfigCommonSCell_r10 = sCellToAddMod_r10->radioResourceConfigCommonSCell_r10;
-  PhysCellId_t physCellId_r10 = sCellToAddMod_r10->cellIdentification_r10->physCellId_r10;
+  //PhysCellId_t physCellId_r10 = sCellToAddMod_r10->cellIdentification_r10->physCellId_r10;
   ARFCN_ValueEUTRA_t dl_CarrierFreq_r10 = sCellToAddMod_r10->cellIdentification_r10->dl_CarrierFreq_r10;
   uint32_t carrier_freq_local;
 

openair1/PHY/LTE_ESTIMATION/lte_eNB_measurements.c

@@ -50,13 +50,13 @@ void lte_eNB_I0_measurements(PHY_VARS_eNB *phy_vars_eNB,
   PHY_MEASUREMENTS_eNB *phy_measurements = &phy_vars_eNB->PHY_measurements_eNB[eNB_id];
   int32_t *rb_mask = phy_vars_eNB->rb_mask_ul;
 
-  uint32_t aarx,rx_power_correction;
+  uint32_t aarx /* ,rx_power_correction */;
   uint32_t rb;
   int32_t *ul_ch;
   int32_t n0_power_tot;
   int len;
   int offset;
-  int Nsymb = (frame_parms->Ncp==NORMAL)?14:12;
+  //int Nsymb = (frame_parms->Ncp==NORMAL)?14:12;
   // noise measurements
   // for the moment we measure the noise on the 7th OFDM symbol (in S subframe)
 

openair1/PHY/LTE_ESTIMATION/lte_ue_measurements.c

@@ -572,7 +572,7 @@ void lte_ue_measurements(PHY_VARS_UE *phy_vars_ue,
         // skip the first 4 RE due to interpolation filter length of 5 (not possible to skip 5 due to 128i alignment, must be multiple of 128bit)
 
 #if defined(__x86_64__) || defined(__i386__)
-       __m128i pmi128_re,pmi128_im,mmtmpPMI0,mmtmpPMI1,mmtmpPMI2,mmtmpPMI3;
+       __m128i pmi128_re,pmi128_im,mmtmpPMI0,mmtmpPMI1 /* ,mmtmpPMI2,mmtmpPMI3 */ ;
 
         dl_ch0_128    = (__m128i *)&phy_vars_ue->lte_ue_common_vars.dl_ch_estimates[eNB_id][aarx][4];
         dl_ch1_128    = (__m128i *)&phy_vars_ue->lte_ue_common_vars.dl_ch_estimates[eNB_id][2+aarx][4];

openair1/SCHED/phy_mac_stub.c

@@ -54,11 +54,11 @@ void fill_dci(DCI_PDU *DCI_pdu, uint8_t sched_subframe, PHY_VARS_eNB *phy_vars_e
 {
 
   int i;
-  uint8_t cooperation_flag = phy_vars_eNB->cooperation_flag;
+  //uint8_t cooperation_flag = phy_vars_eNB->cooperation_flag;
   uint8_t transmission_mode = phy_vars_eNB->transmission_mode[0];
 
   uint32_t rballoc = 0x7FFF;
-  uint32_t rballoc2 = 0x000F;
+  //uint32_t rballoc2 = 0x000F;
   int subframe = phy_vars_eNB->proc[sched_subframe].subframe_tx;
 
   LTE_eNB_DLSCH_t *DLSCH_ptr = phy_vars_eNB->dlsch_eNB[0][0];
@@ -585,7 +585,7 @@ void fill_dci_emos(DCI_PDU *DCI_pdu, uint8_t subframe, PHY_VARS_eNB *phy_vars_eN
 {
 
   int i;
-  uint8_t cooperation_flag = phy_vars_eNB->cooperation_flag;
+  //uint8_t cooperation_flag = phy_vars_eNB->cooperation_flag;
   uint8_t transmission_mode = phy_vars_eNB->transmission_mode[0];
 
   //uint32_t rballoc = 0x00F0;

openair1/SCHED/phy_procedures_lte_eNb.c

@@ -1822,6 +1822,7 @@ void phy_procedures_eNB_TX(unsigned char sched_subframe,PHY_VARS_eNB *phy_vars_e
   stop_meas(&phy_vars_eNB->phy_proc_tx);
 
 
+  (void)re_allocated; /* remove gcc warning "set but not used" */
 }
 
 void process_Msg3(PHY_VARS_eNB *phy_vars_eNB,uint8_t sched_subframe,uint8_t UE_id, uint8_t harq_pid)
@@ -2493,6 +2494,7 @@ void phy_procedures_eNB_RX(const unsigned char sched_subframe,PHY_VARS_eNB *phy_
   }
 
   sect_id = 0;
+  (void)sect_id; /* remove gcc warning "set but not used" */
 
   /*
     for (UE_id=0;UE_id<NUMBER_OF_UE_MAX;UE_id++) {
@@ -3604,6 +3606,7 @@ void phy_procedures_eNB_RX(const unsigned char sched_subframe,PHY_VARS_eNB *phy_
 
   } // loop i=0 ... NUMBER_OF_UE_MAX-1
 
+  (void)pusch_active; /* remove gcc warning "set but not used" */
   //  if (pusch_active == 0) {
     if (abstraction_flag == 0) {
       //      LOG_D(PHY,"[eNB] Frame %d, subframe %d Doing I0_measurements\n",

openair1/SCHED/pucch_pc.c

@@ -46,16 +46,16 @@ int8_t pucch_power_cntl(PHY_VARS_UE *phy_vars_ue,uint8_t subframe,uint8_t eNB_id
 {
 
   int8_t Po_PUCCH;
-  uint8_t harq_pid;
+  //uint8_t harq_pid;
 
   // P_pucch =  P_opucch+ PL + h(nCQI,nHARQ) + delta_pucchF(pucch_fmt) + g(i))
   //
-  if ((pucch_fmt == pucch_format1a) ||
-      (pucch_fmt == pucch_format1b)) {  // Update g_pucch based on TPC/delta_PUCCH received in PDCCH for this process
-    harq_pid = phy_vars_ue->dlsch_ue[eNB_id][0]->harq_ack[subframe].harq_id;
+  //if ((pucch_fmt == pucch_format1a) ||
+  //    (pucch_fmt == pucch_format1b)) {  // Update g_pucch based on TPC/delta_PUCCH received in PDCCH for this process
+    //harq_pid = phy_vars_ue->dlsch_ue[eNB_id][0]->harq_ack[subframe].harq_id;
     //this is now done in dci_tools
     //phy_vars_ue->g_pucch[eNB_id] += phy_vars_ue->dlsch_ue[eNB_id][0]->harq_processes[harq_pid]->delta_PUCCH;
-  }
+  //}
 
   Po_PUCCH = get_PL(phy_vars_ue->Mod_id,phy_vars_ue->CC_id,eNB_id)+
     phy_vars_ue->lte_frame_parms.ul_power_control_config_common.p0_NominalPUCCH+

openair2/ENB_APP/enb_config.c

@@ -562,9 +562,9 @@ const Enb_properties_array_t *enb_config_init(char* lib_config_file_name_pP)
   const char*       pusch_alpha                   = NULL;
   libconfig_int     pucch_p0_Nominal              = 0;
   libconfig_int     msg3_delta_Preamble           = 0;
-  libconfig_int     ul_CyclicPrefixLength         = 0;
+  //libconfig_int     ul_CyclicPrefixLength         = 0;
   const char*       pucch_deltaF_Format1          = NULL;
-  const char*       pucch_deltaF_Format1a         = NULL;
+  //const char*       pucch_deltaF_Format1a         = NULL;
   const char*       pucch_deltaF_Format1b         = NULL;
   const char*       pucch_deltaF_Format2          = NULL;
   const char*       pucch_deltaF_Format2a         = NULL;

openair2/LAYER2/MAC/eNB_scheduler_dlsch.c

@@ -1488,23 +1488,23 @@ fill_DLSCH_dci(
 
   // loop over all allocated UEs and compute frequency allocations for PDSCH
   int   UE_id = -1;
-  uint8_t            first_rb,nb_rb=3;
+  uint8_t            /* first_rb, */ nb_rb=3;
   rnti_t        rnti;
-  unsigned char *vrb_map;
+  //unsigned char *vrb_map;
   uint8_t            rballoc_sub[25];
   //uint8_t number_of_subbands=13;
 
-  unsigned char round;
+  //unsigned char round;
   unsigned char harq_pid;
   void         *DLSCH_dci=NULL;
   DCI_PDU      *DCI_pdu;
   int           i;
-  void         *BCCH_alloc_pdu;
+  //void         *BCCH_alloc_pdu;
   int           size_bits,size_bytes;
   int CC_id;
   eNB_MAC_INST *eNB  =&eNB_mac_inst[module_idP];
   UE_list_t    *UE_list = &eNB->UE_list;
-  RA_TEMPLATE  *RA_template;
+  //RA_TEMPLATE  *RA_template;
 
   start_meas(&eNB->fill_DLSCH_dci);
   VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_FILL_DLSCH_DCI,VCD_FUNCTION_IN);

openair2/LAYER2/MAC/eNB_scheduler_primitives.c

@@ -1082,7 +1082,7 @@ boolean_t CCE_allocation_infeasible(int module_idP,
 
 
   DCI_PDU *DCI_pdu = &eNB_mac_inst[module_idP].common_channels[CC_idP].DCI_pdu;
-  DCI_ALLOC_t *dci_alloc;
+  //DCI_ALLOC_t *dci_alloc;
   int ret;
   boolean_t res=FALSE;
 

openair2/LAYER2/MAC/pre_processor.c

@@ -751,7 +751,7 @@ void dlsch_scheduler_pre_processor_reset (int module_idP,
   uint8_t *vrb_map = &eNB_mac_inst[module_idP].common_channels[CC_id].vrb_map;
   int RBGsize = PHY_vars_eNB_g[module_idP][CC_id]->lte_frame_parms.N_RB_DL/N_RBG;
 #ifdef SF05_LIMIT
-  int subframe05_limit=0;
+  //int subframe05_limit=0;
   int sf05_upper=-1,sf05_lower=-1;
 #endif
   LTE_eNB_UE_stats *eNB_UE_stats = mac_xface->get_eNB_UE_stats(module_idP,CC_id,rnti);
@@ -1085,7 +1085,7 @@ void ulsch_scheduler_pre_processor(module_id_t module_idP,
 void store_ulsch_buffer(module_id_t module_idP, int frameP, sub_frame_t subframeP)
 {
 
-  int                 UE_id,pCC_id,lcgid;
+  int                 UE_id, /* pCC_id, */ lcgid;
   UE_list_t           *UE_list = &eNB_mac_inst[module_idP].UE_list;
   UE_TEMPLATE         *UE_template;
 
@@ -1231,7 +1231,7 @@ void sort_ue_ul (module_id_t module_idP,int frameP, sub_frame_t subframeP)
   int               UE_id1,UE_id2;
   int               pCCid1,pCCid2;
   int               round1,round2;
-  int               i=0,ii=0,j=0;
+  int               i=0,ii=0;
   rnti_t            rnti1,rnti2;
 
   UE_list_t *UE_list = &eNB_mac_inst[module_idP].UE_list;

openair2/LAYER2/PDCP_v10.1.0/pdcp.c

@@ -1032,6 +1032,8 @@ pdcp_remove_UE(
 
   }
 
+  (void)h_rc; /* remove gcc warning "set but not used" */
+
   return 1;
 }
 

openair2/LAYER2/RLC/AM_v9.3.0/rlc_am.c

@@ -599,6 +599,7 @@ rlc_am_mac_status_indication (
 			  rlc_sn_t             sn_end       = (rlc->vt_a - 1) & RLC_AM_SN_MASK;
 			  int                  found_pdu    = 0;
 			  rlc_sn_t             found_pdu_sn = 0; // avoid warning
+                          (void)found_pdu_sn; /* avoid gcc warning "set but not used" */
 
 
 			  while (sn != sn_end) {
@@ -917,6 +918,8 @@ rlc_am_mac_data_indication (
   int                 octet_index, index;
 #endif
 
+  (void)l_rlc_p; /* avoid gcc warning "unused variable" */
+
 #if TRACE_RLC_AM_PDU || MESSAGE_CHART_GENERATOR
 
   if (data_indP.data.nb_elements > 0) {

openair2/LAYER2/RLC/rlc_rrc.c

@@ -634,7 +634,7 @@ rlc_op_status_t rrc_rlc_config_req   (
   const rlc_info_t      rlc_infoP)
 {
   //-----------------------------------------------------------------------------
-  rlc_op_status_t status;
+  //rlc_op_status_t status;
 
   LOG_D(RLC, PROTOCOL_CTXT_FMT" CONFIG_REQ for RAB %u\n",
         PROTOCOL_CTXT_ARGS(ctxt_pP),

openair2/LAYER2/openair2_proc.c

@@ -74,7 +74,7 @@ int dump_eNB_l2_stats(char *buffer, int length)
   int eNB_id,UE_id,number_of_cards;
   int len= length;
   int CC_id=0;
-  int i,j;
+  int i;
   protocol_ctxt_t      ctxt;
   rlc_op_status_t rlc_status;
   unsigned int stat_rlc_mode;

openair2/RRC/LITE/rrc_UE.c

@@ -261,6 +261,7 @@ static void init_SI_UE( const protocol_ctxt_t* const ctxt_pP, const uint8_t eNB_
 
 #ifdef Rel10
 //-----------------------------------------------------------------------------
+#if 0
 static void init_MCCH_UE(module_id_t ue_mod_idP, uint8_t eNB_index)
 {
   int i;
@@ -274,6 +275,7 @@ static void init_MCCH_UE(module_id_t ue_mod_idP, uint8_t eNB_index)
   }
 }
 #endif
+#endif
 
 //-----------------------------------------------------------------------------
 static void openair_rrc_lite_ue_init_security( const protocol_ctxt_t* const ctxt_pP )

openair2/RRC/LITE/rrc_common.c

@@ -411,7 +411,7 @@ rrc_rx_tx(
 )
 //-----------------------------------------------------------------------------
 {
-  uint8_t        UE_id;
+  //uint8_t        UE_id;
   int32_t        current_timestamp_ms, ref_timestamp_ms;
   struct timeval ts;
 #ifdef LOCALIZATION
@@ -547,6 +547,9 @@ rrc_rx_tx(
     }
 
 #endif
+    (void)ts; /* remove gcc warning "unused variable" */
+    (void)ref_timestamp_ms; /* remove gcc warning "unused variable" */
+    (void)current_timestamp_ms; /* remove gcc warning "unused variable" */
   }
 
   VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_RRC_RX_TX,VCD_FUNCTION_OUT);

openair2/RRC/LITE/rrc_eNB.c

@@ -1131,8 +1131,8 @@ rrc_eNB_generate_defaultRRCConnectionReconfiguration(
   int                                 i;
 
   // configure SRB1/SRB2, PhysicalConfigDedicated, MAC_MainConfig for UE
-  eNB_RRC_INST*                       rrc_inst = &eNB_rrc_inst[ctxt_pP->module_id];
-  struct PhysicalConfigDedicated**    physicalConfigDedicated = &ue_context_pP->ue_context.physicalConfigDedicated;
+  //eNB_RRC_INST*                       rrc_inst = &eNB_rrc_inst[ctxt_pP->module_id];
+  //struct PhysicalConfigDedicated**    physicalConfigDedicated = &ue_context_pP->ue_context.physicalConfigDedicated;
 
   struct SRB_ToAddMod                *SRB2_config                      = NULL;
   struct SRB_ToAddMod__rlc_Config    *SRB2_rlc_config                  = NULL;
@@ -1145,7 +1145,7 @@ rrc_eNB_generate_defaultRRCConnectionReconfiguration(
   struct DRB_ToAddMod                *DRB_config                       = NULL;
   struct RLC_Config                  *DRB_rlc_config                   = NULL;
   struct PDCP_Config                 *DRB_pdcp_config                  = NULL;
-  struct PDCP_Config__rlc_AM         *PDCP_rlc_AM                      = NULL;
+  //struct PDCP_Config__rlc_AM         *PDCP_rlc_AM                      = NULL;
   struct PDCP_Config__rlc_UM         *PDCP_rlc_UM                      = NULL;
   struct LogicalChannelConfig        *DRB_lchan_config                 = NULL;
   struct LogicalChannelConfig__ul_SpecificParameters
@@ -1163,7 +1163,7 @@ rrc_eNB_generate_defaultRRCConnectionReconfiguration(
 #if Rel10
   long                               *sr_ProhibitTimer_r9              = NULL;
   //     uint8_t sCellIndexToAdd = rrc_find_free_SCell_index(enb_mod_idP, ue_mod_idP, 1);
-  uint8_t                            sCellIndexToAdd = 0;
+  //uint8_t                            sCellIndexToAdd = 0;
 #endif
 
   long                               *logicalchannelgroup, *logicalchannelgroup_drb;
@@ -2097,8 +2097,8 @@ rrc_eNB_generate_RRCConnectionReconfiguration_handover(
   QuantityConfig_t                   *quantityConfig;
   MobilityControlInfo_t              *mobilityInfo;
   // HandoverCommand_t handoverCommand;
-  uint8_t                             sourceModId =
-    get_adjacent_cell_mod_id(ue_context_pP->ue_context.handover_info->as_context.reestablishmentInfo->sourcePhysCellId);
+  //uint8_t                             sourceModId =
+  //  get_adjacent_cell_mod_id(ue_context_pP->ue_context.handover_info->as_context.reestablishmentInfo->sourcePhysCellId);
 #if Rel10
   long                               *sr_ProhibitTimer_r9;
 #endif
@@ -3010,7 +3010,7 @@ rrc_eNB_process_RRCConnectionReconfigurationComplete(
   uint8_t                            *kUPenc = NULL;
 
   DRB_ToAddModList_t*                 DRB_configList = ue_context_pP->ue_context.DRB_configList;
-  SRB_ToAddModList_t*                 SRB_configList = ue_context_pP->ue_context.SRB_configList;
+  //SRB_ToAddModList_t*                 SRB_configList = ue_context_pP->ue_context.SRB_configList;
 
 #if defined(ENABLE_SECURITY)
 

openair2/RRC/LITE/rrc_eNB_GTPV1U.c

@@ -86,6 +86,7 @@ rrc_eNB_process_GTPV1U_CREATE_TUNNEL_RESP(
 			  create_tunnel_resp_pP->num_tunnels,
 			  ue_context_p->ue_context.enb_gtp_ebi[0],
 			  ue_context_p->ue_context.enb_gtp_teid[0]);
+        (void)rnti; /* avoid gcc warning "set but not used" */
     return 0;
   } else {
     return -1;

openair2/RRC/LITE/rrc_eNB_S1AP.c

@@ -672,7 +672,7 @@ rrc_eNB_send_S1AP_NAS_FIRST_REQ(
       if (rrcConnectionSetupComplete->registeredMME != NULL) {
         /* Fill GUMMEI */
         struct RegisteredMME *r_mme = rrcConnectionSetupComplete->registeredMME;
-        int selected_plmn_identity = rrcConnectionSetupComplete->selectedPLMN_Identity;
+        //int selected_plmn_identity = rrcConnectionSetupComplete->selectedPLMN_Identity;
 
         S1AP_NAS_FIRST_REQ (message_p).ue_identity.presenceMask |= UE_IDENTITIES_gummei;
 
@@ -859,7 +859,7 @@ int rrc_eNB_process_S1AP_INITIAL_CONTEXT_SETUP_REQ(MessageDef *msg_p, const char
 {
   uint16_t                        ue_initial_id;
   uint32_t                        eNB_ue_s1ap_id;
-  MessageDef                     *message_gtpv1u_p = NULL;
+  //MessageDef                     *message_gtpv1u_p = NULL;
   gtpv1u_enb_create_tunnel_req_t  create_tunnel_req;
   gtpv1u_enb_create_tunnel_resp_t create_tunnel_resp;
 
@@ -1170,7 +1170,7 @@ int rrc_eNB_process_S1AP_UE_CONTEXT_RELEASE_COMMAND (MessageDef *msg_p, const ch
     */
     {
       int      e_rab;
-      int      mod_id = 0;
+      //int      mod_id = 0;
       MessageDef *msg_delete_tunnels_p = NULL;
 
       MSC_LOG_TX_MESSAGE(

openair2/UTIL/OMG/common.c

@@ -158,6 +158,7 @@ remove_node_entry (node_struct * node, node_list * node_vector)
 
       if (list->next->node->id == node->id) {
         toremove = tmp; // TODO delete the entry
+        (void)toremove; /* avoid gcc warning "set but not used" */
         tmp = list->next->next;
 
         if (tmp != NULL) {
@@ -259,13 +260,11 @@ node_list *
 remove_node (node_list * list, int nid, int node_type)
 {
 
-  int found;
   node_list *current = NULL, *previous = NULL;
 
   //int cond=0;
   //int i=0;
   if (list == NULL) {
-    found = 1;    //false
     return NULL;
   } else {
     //start search
@@ -280,12 +279,10 @@ remove_node (node_list * list, int nid, int node_type)
 
     //holds: current = NULL or  type != node_type or.., but not both
     if (current == NULL) {
-      found = 1;
       LOG_E (OMG, " Element to remove is not found\n ");
       return NULL;
     }     //value not found
     else {
-      found = 0;    // true                value found
 
       if (current == list) {
         list = current->next;
@@ -322,7 +319,6 @@ node_struct *
 find_node (node_list * list, int nid, int node_type)
 {
 
-  int found;
   node_list *current;
 
   if (list == NULL) {
@@ -340,7 +336,6 @@ find_node (node_list * list, int nid, int node_type)
 
     //holds: current = NULL or  type != node_type or.., but not both
     if (current == NULL) {
-      found = 1;
       LOG_D (OMG,
              " Element to find in Node_Vector with ID: %d could not be found\n ",
              nid);
@@ -380,7 +375,7 @@ node_list *
 reset_node_list (node_list * list)
 {
   node_list *tmp;
-  node_list *last = list;
+  //node_list *last = list;
 
   if (list == NULL) {
     //printf("Node_list is NULL\n");

openair2/UTIL/OMG/omg.c

@@ -301,7 +301,7 @@ set_new_mob_type (int id, int node_t, int mob_t, double cur_time)
 
   int prev_mob;
   node_list *tmp;
-  job_list *tmp2, *prev_job;
+  //job_list *tmp2, *prev_job;
   pair_struct *pair;
   double pause_p;
 

openair2/UTIL/OMG/steadystaterwp.c

@@ -173,7 +173,7 @@ place_steadystaterwp_node (node_struct * node)
 void
 sleep_steadystaterwp_node (pair_struct * pair, double cur_time)
 {
-  static int initial = 1;
+  //static int initial = 1;
   node_struct *node;
   node = pair->b;
   node->mobile = 0;
@@ -209,10 +209,10 @@ sleep_steadystaterwp_node (pair_struct * pair, double cur_time)
 void
 move_steadystaterwp_node (pair_struct * pair, double cur_time)
 {
-  static int initial = 1;
+  //static int initial = 1;
   double distance, journeytime_next, max_distance;
   double temp_x, temp_y, u1, u2;
-  int loc_num;
+  //int loc_num;
   double pr, block_xmin, block_ymin;
 
   //LOG_D (OMG, "[STEADY_RWP] move node: %d\n", node->ID);

openair2/UTIL/OMG/trace.c

@@ -55,7 +55,7 @@ int
 start_trace_generator (omg_global_param omg_param_list)
 {
   double cur_time = 0.0;
-  int immobile = 0;
+  //int immobile = 0;
   int node_number;
   node_struct *node = NULL;
   mobility_struct *mobility = NULL;
@@ -235,7 +235,7 @@ schedule_trace_node (pair_struct * pair, node_data * n_data, double cur_time)
 void
 sleep_trace_node (pair_struct * pair, node_data * n_data, double cur_time)
 {
-  double journeytime, distance;
+  //double journeytime, distance;
   node_struct *node = pair->b;
   node->mobile = 0;
   node->mob->speed = 0.0;

openair2/UTIL/OMG/trace_hashtable.c

@@ -58,8 +58,6 @@ hash_table_t **table;
 void
 create_new_table (int node_type)
 {
-  int i;
-
   if(table==NULL)
     table = (hash_table_t **) calloc (MAX_NUM_NODE_TYPES, sizeof (hash_table_t*));
 

openair2/UTIL/OSA/osa_stream_eea.c

@@ -78,7 +78,6 @@ int stream_encrypt_eea1(stream_cipher_t *stream_cipher, uint8_t **out)
   int       n ;
   int       i           = 0;
   uint32_t  zero_bit    = 0;
-  uint32_t  byte_length;
   uint32_t *KS;
   uint32_t  K[4],IV[4];
 
@@ -89,7 +88,6 @@ int stream_encrypt_eea1(stream_cipher_t *stream_cipher, uint8_t **out)
 
   n = ( stream_cipher->blength + 31 ) / 32;
   zero_bit = stream_cipher->blength & 0x7;
-  byte_length = stream_cipher->blength >> 3;
 
   memset(&snow_3g_context, 0, sizeof(snow_3g_context));
   /*Initialisation*/

openair3/GTPV1-U/gtpv1u_eNB.c

@@ -673,7 +673,7 @@ gtpv1u_create_s1u_tunnel(
   teid_t                   s1u_teid             = 0;
   gtpv1u_teid_data_t      *gtpv1u_teid_data_p   = NULL;
   gtpv1u_ue_data_t        *gtpv1u_ue_data_p     = NULL;
-  MessageDef              *message_p            = NULL;
+  //MessageDef              *message_p            = NULL;
   hashtable_rc_t           hash_rc              = HASH_TABLE_KEY_NOT_EXISTS;
   int                      i;
   ebi_t                    eps_bearer_id        = 0;
@@ -996,7 +996,7 @@ void *gtpv1u_eNB_task(void *args)
 {
   int                       rc = 0;
   instance_t                instance;
-  const char               *msg_name_p;
+  //const char               *msg_name_p;
 
   rc = gtpv1u_eNB_init();
   AssertFatal(rc == 0, "gtpv1u_eNB_init Failed");
@@ -1014,7 +1014,7 @@ void *gtpv1u_eNB_task(void *args)
     DevAssert(received_message_p != NULL);
 
     instance = ITTI_MSG_INSTANCE(received_message_p);
-    msg_name_p = ITTI_MSG_NAME(received_message_p);
+    //msg_name_p = ITTI_MSG_NAME(received_message_p);
 
     switch (ITTI_MSG_ID(received_message_p)) {
 
@@ -1081,6 +1081,7 @@ void *gtpv1u_eNB_task(void *args)
             LOG_E(GTPU, "nwGtpv1uGpduMsgNew failed: 0x%x\n", rc);
             MSC_LOG_EVENT(MSC_GTPU_ENB,"0 Failed send G-PDU ltid %u rtid %u size %u",
             		enb_s1u_teid,sgw_s1u_teid,data_req_p->length);
+            (void)enb_s1u_teid; /* avoid gcc warning "set but not used" */
           } else {
             rc = nwGtpv1uProcessUlpReq(gtpv1u_data_g.gtpv1u_stack, &stack_req);
 

openair3/NAS/COMMON/IES/MsNetworkFeatureSupport.c

@@ -54,9 +54,9 @@ int decode_ms_network_feature_support(MsNetworkFeatureSupport *msnetworkfeatures
 }
 int encode_ms_network_feature_support(MsNetworkFeatureSupport *msnetworkfeaturesupport, uint8_t iei, uint8_t *buffer, uint32_t len)
 {
-  uint8_t *lenPtr;
+  //uint8_t *lenPtr;
   uint32_t encoded = 0;
-  int encode_result;
+  //int encode_result;
   /* Checking IEI and pointer */
   CHECK_PDU_POINTER_AND_LENGTH_ENCODER(buffer, MS_NETWORK_FEATURE_SUPPORT_MINIMUM_LENGTH, len);
 #if defined (NAS_DEBUG)

openair3/NAS/UE/EMM/EmmStatusHdl.c

@@ -130,7 +130,7 @@ int emm_proc_status(unsigned int ueid, int emm_cause)
   emm_sap_t emm_sap;
 
   emm_security_context_t    *sctx = NULL;
-  struct emm_data_context_s *ctx  = NULL;
+  //struct emm_data_context_s *ctx  = NULL;
 
   LOG_TRACE(INFO,"EMM-PROC  - EMM status procedure requested");
 

openair3/NAS/UE/EMM/LowerLayer.c

@@ -261,7 +261,7 @@ int lowerlayer_data_req(unsigned int ueid, const OctetString *data)
   int rc;
   emm_sap_t emm_sap;
   emm_security_context_t    *sctx = NULL;
-  struct emm_data_context_s *ctx  = NULL;
+  //struct emm_data_context_s *ctx  = NULL;
 
   emm_sap.primitive = EMMAS_DATA_REQ;
   emm_sap.u.emm_as.u.data.guti = _emm_data.guti;

openair3/NAS/UE/EMM/SAP/emm_fsm.c

@@ -215,7 +215,7 @@ emm_fsm_state_t _emm_fsm_status[EMM_FSM_NB_UE_MAX];
  ***************************************************************************/
 void emm_fsm_initialize(void)
 {
-  int ueid;
+  //int ueid;
   LOG_FUNC_IN;
 
   _emm_fsm_status[0] = EMM_NULL;

openair3/NAS/UE/ESM/esm_ebr_context.c

@@ -114,7 +114,7 @@ int esm_ebr_context_create(
   int                 bid     = 0;
   esm_data_context_t *esm_ctx = NULL;
   esm_pdn_t          *pdn     = NULL;
-  unsigned int        ueid    = 0;
+  //unsigned int        ueid    = 0;
 
   LOG_FUNC_IN;
 
@@ -212,7 +212,7 @@ int esm_ebr_context_create(
         {
            char          *tmp          = NULL;
            char           ipv4_addr[INET_ADDRSTRLEN];
-           char           ipv6_addr[INET6_ADDRSTRLEN];
+           //char           ipv6_addr[INET6_ADDRSTRLEN];
            char          *netmask      = NULL;
            char           broadcast[INET_ADDRSTRLEN];
            struct in_addr in_addr;
@@ -221,7 +221,8 @@ int esm_ebr_context_create(
 
            switch (pdn->type) {
            case NET_PDN_TYPE_IPV4V6:
-             ipv6_addr[0] = pdn->ip_addr[4];
+             //ipv6_addr[0] = pdn->ip_addr[4];
+             /* TODO? */
 
              // etc
            case NET_PDN_TYPE_IPV4:
@@ -283,11 +284,12 @@ int esm_ebr_context_create(
              res = sprintf(command_line,
                            "ifconfig oip1 %s netmask %s broadcast %s up",
                            ipv4_addr, netmask, broadcast);
+             (void)res; /* avoid gcc warning "set but not used" */
              //                            AssertFatal((res > 0) && (res < 128),
              //                                    "error in system command line");
              LOG_TRACE(INFO, "ESM-PROC  - executing %s ",
                        command_line);
-             system(command_line);
+             if (system(command_line)) ; /* TODO: what to do? */
              break;
 
            case NET_PDN_TYPE_IPV6:
@@ -341,7 +343,7 @@ int esm_ebr_context_release(
   esm_pdn_t *pdn = NULL;
   esm_data_context_t *esm_ctx;
 
-  unsigned int ueid = 0;
+  //unsigned int ueid = 0;
 
   LOG_FUNC_IN;
 

openair3/S1AP/MESSAGES/ASN1/asn1cpatch_3.p0

@@ -392,14 +392,13 @@
  }
 --- skeletons/constr_SEQUENCE.c	2015-12-08 14:39:33.346543533 +0100
 +++ skeletons/constr_SEQUENCE.c	2015-12-08 10:39:52.442558000 +0100
-@@ -1761,3 +1761,66 @@
+@@ -1761,3 +1761,65 @@
  
  	_ASN_ENCODED_OK(er);
  }
 +
 +asn_comp_rval_t * SEQUENCE_compare(asn_TYPE_descriptor_t *td1, void *sptr1, asn_TYPE_descriptor_t *td2, void *sptr2) {
 +  int edx;
-+  int ret;
 +  asn_comp_rval_t *res = NULL;
 +  asn_comp_rval_t *res2 = NULL;
 +
@@ -563,7 +562,7 @@
   * Some handy helpers. *
 --- skeletons/constr_SET_OF.c	2015-12-08 14:39:33.338543533 +0100
 +++ skeletons/constr_SET_OF.c	2015-12-08 10:45:54.466557000 +0100
-@@ -1039,3 +1039,55 @@
+@@ -1039,3 +1039,54 @@
  	rv.consumed = 0;
  	return rv;
  }
@@ -575,7 +574,6 @@
 +  asn_TYPE_member_t *elm2 = td2->elements;
 +  const asn_anonymous_set_ *list1 = _A_CSET_FROM_VOID(sptr1);
 +  const asn_anonymous_set_ *list2 = _A_CSET_FROM_VOID(sptr2);
-+  int ret;
 +  int i;
 +  asn_comp_rval_t *res = NULL;
 +  asn_comp_rval_t *res2 = NULL;

openair3/S1AP/s1ap_eNB_handlers.c

@@ -864,6 +864,7 @@ int s1ap_eNB_handle_ue_context_release_command(uint32_t               assoc_id,
   case S1ap_UE_S1AP_IDs_PR_mME_UE_S1AP_ID:
     mme_ue_s1ap_id = ueContextReleaseCommand_p->uE_S1AP_IDs.choice.mME_UE_S1AP_ID;
     S1AP_ERROR("TO DO mapping mme_ue_s1ap_id  enb_ue_s1ap_id");
+    (void)mme_ue_s1ap_id; /* TODO: remove - it's to remove gcc warning about unused var */
 
   case S1ap_UE_S1AP_IDs_PR_NOTHING:
   default:

openair3/SECU/nas_stream_eea1.c

@@ -49,7 +49,7 @@ int nas_stream_encrypt_eea1(nas_stream_cipher_t *stream_cipher, uint8_t *out)
   int       n ;
   int       i           = 0;
   uint32_t  zero_bit    = 0;
-  uint32_t  byte_length;
+  //uint32_t  byte_length;
   uint32_t *KS;
   uint32_t  K[4],IV[4];
 
@@ -60,7 +60,7 @@ int nas_stream_encrypt_eea1(nas_stream_cipher_t *stream_cipher, uint8_t *out)
 
   n = ( stream_cipher->blength + 31 ) / 32;
   zero_bit = stream_cipher->blength & 0x7;
-  byte_length = stream_cipher->blength >> 3;
+  //byte_length = stream_cipher->blength >> 3;
 
   memset(&snow_3g_context, 0, sizeof(snow_3g_context));
   /*Initialisation*/

openair3/SECU/nas_stream_eia2.c

@@ -112,6 +112,7 @@ int nas_stream_encrypt_eia2(nas_stream_cipher_t *stream_cipher, uint8_t out[4])
   cmac_ctx = CMAC_CTX_new();
   ret = CMAC_Init(cmac_ctx, stream_cipher->key, stream_cipher->key_length, cipher, NULL);
   ret = CMAC_Update(cmac_ctx, m, m_length + 8);
+  (void)ret; /* avoid gcc warning "set but not used" */
   CMAC_Final(cmac_ctx, data, &size);
   CMAC_CTX_free(cmac_ctx);
 

openair3/UDP/udp_eNB_task.c

@@ -300,8 +300,8 @@ void *udp_eNB_task(void *args_p)
   int                 nb_events;
   struct epoll_event *events;
   MessageDef         *received_message_p    = NULL;
-  const char         *msg_name = NULL;
-  instance_t          instance  = 0;
+  //const char         *msg_name = NULL;
+  //instance_t          instance  = 0;
   udp_enb_init(NULL);
 
   itti_mark_task_ready(TASK_UDP);
@@ -316,8 +316,8 @@ void *udp_eNB_task(void *args_p)
 
     if (received_message_p != NULL) {
 
-      msg_name = ITTI_MSG_NAME (received_message_p);
-      instance = ITTI_MSG_INSTANCE (received_message_p);
+      //msg_name = ITTI_MSG_NAME (received_message_p);
+      //instance = ITTI_MSG_INSTANCE (received_message_p);
 
       switch (ITTI_MSG_ID(received_message_p)) {
       case UDP_INIT: {

targets/RT/USER/lte-softmodem.c

@@ -1276,7 +1276,7 @@ static void* eNB_thread_rx( void* param )
 
   FILE  *rx_time_file;
   char rx_time_name[101];
-  int i;
+  //int i;
 
   if (opp_enabled == 1){
     snprintf(rx_time_name, 100,"/tmp/%s_rx_time_thread_sf_%d", "eNB", proc->subframe);
@@ -3225,10 +3225,11 @@ int main( int argc, char **argv )
 
     if (input_fd) {
       printf("Reading in from file to antenna buffer %d\n",0);
-      fread(UE[0]->lte_ue_common_vars.rxdata[0],
-	    sizeof(int32_t),
-	    frame_parms[0]->samples_per_tti*10,
-	    input_fd);
+      if (fread(UE[0]->lte_ue_common_vars.rxdata[0],
+	        sizeof(int32_t),
+	        frame_parms[0]->samples_per_tti*10,
+	        input_fd) != frame_parms[0]->samples_per_tti*10)
+        printf("error reading from file\n");
     }
     //p_exmimo_config->framing.tdd_config = TXRXSWITCH_TESTRX;
   } else {

targets/RT/USER/lte-ue.c

@@ -607,7 +607,7 @@ static void *UE_thread_synch(void *arg)
 static void *UE_thread_tx(void *arg)
 {
   static int UE_thread_tx_retval;
-  int ret;
+  //int ret;
 
   PHY_VARS_UE *UE = (PHY_VARS_UE*)arg;