diff --git a/common/utils/T/tracer/textlog.c b/common/utils/T/tracer/textlog.c
index 60e5092600..6ead65d87a 100644
--- a/common/utils/T/tracer/textlog.c
+++ b/common/utils/T/tracer/textlog.c
@@ -122,6 +122,8 @@ int main(int n, char **v)
   socket = connect_to(ip, port);
   if (socket == -1) {
     printf("fatal: connection failed\n");
+    free(on_off_name);
+    free(on_off_action);
     return 1;
   }
 
diff --git a/executables/create_tasks_ue.c b/executables/create_tasks_ue.c
index 728e4546b5..4cffef909d 100644
--- a/executables/create_tasks_ue.c
+++ b/executables/create_tasks_ue.c
@@ -34,7 +34,8 @@
   #include "RRC/LTE/rrc_defs.h"
 # include "enb_app.h"
 
-int create_tasks_ue(uint32_t ue_nb) {
+int create_tasks_ue(uint32_t ue_nb)
+{
   LOG_D(ENB_APP, "%s(ue_nb:%d)\n", __FUNCTION__, ue_nb);
   itti_wait_ready(1);
 
@@ -50,6 +51,7 @@ int create_tasks_ue(uint32_t ue_nb) {
       ittiTask_parms_t parms = {users, NULL};
       if (itti_create_task(TASK_NAS_UE, nas_ue_task, &parms) < 0) {
         LOG_E(NAS, "Create task for NAS UE failed\n");
+        free(users);
         return -1;
       }
     }
diff --git a/openair1/SIMULATION/NR_PHY/dlsim.c b/openair1/SIMULATION/NR_PHY/dlsim.c
index ac2c453fc5..e095f9aeb3 100644
--- a/openair1/SIMULATION/NR_PHY/dlsim.c
+++ b/openair1/SIMULATION/NR_PHY/dlsim.c
@@ -917,6 +917,11 @@ int main(int argc, char **argv)
     csv_file = fopen(filename_csv, "a");
     if (csv_file == NULL) {
       printf("Can't open file \"%s\", errno %d\n", filename_csv, errno);
+      free(s_re);
+      free(s_im);
+      free(r_re);
+      free(r_im);
+      free(txdata);
       return 1;
     }
     // adding name of parameters into file
diff --git a/openair1/SIMULATION/NR_PHY/ulsim.c b/openair1/SIMULATION/NR_PHY/ulsim.c
index 374234e55d..53af58e03b 100644
--- a/openair1/SIMULATION/NR_PHY/ulsim.c
+++ b/openair1/SIMULATION/NR_PHY/ulsim.c
@@ -902,6 +902,10 @@ int main(int argc, char *argv[])
     csv_file = fopen(filename_csv, "a");
     if (csv_file == NULL) {
       printf("Can't open file \"%s\", errno %d\n", filename_csv, errno);
+      free(s_re);
+      free(s_im);
+      free(r_re);
+      free(r_im);
       return 1;
     }
     // adding name of parameters into file
diff --git a/openair2/F1AP/f1ap_du_ue_context_management.c b/openair2/F1AP/f1ap_du_ue_context_management.c
index 3715c0ae5d..fe4f38f39c 100644
--- a/openair2/F1AP/f1ap_du_ue_context_management.c
+++ b/openair2/F1AP/f1ap_du_ue_context_management.c
@@ -1309,7 +1309,7 @@ int DU_send_UE_CONTEXT_MODIFICATION_RESPONSE(sctp_assoc_t assoc_id, f1ap_ue_cont
     /* procedureCode */
     if (0) {
       ie11->value.choice.CriticalityDiagnostics.procedureCode = (F1AP_ProcedureCode_t *)calloc(1, sizeof(F1AP_ProcedureCode_t));
-      ie11->value.choice.CriticalityDiagnostics.procedureCode = 0L;
+      *ie11->value.choice.CriticalityDiagnostics.procedureCode = 0L;
     }
 
     /* optional */
@@ -1330,7 +1330,7 @@ int DU_send_UE_CONTEXT_MODIFICATION_RESPONSE(sctp_assoc_t assoc_id, f1ap_ue_cont
     /* transactionID */
     if (0) {
       ie11->value.choice.CriticalityDiagnostics.transactionID = (F1AP_TransactionID_t *)calloc(1, sizeof(F1AP_TransactionID_t));
-      ie11->value.choice.CriticalityDiagnostics.transactionID = 0L;
+      *ie11->value.choice.CriticalityDiagnostics.transactionID = 0L;
     }
 
     /* optional */
diff --git a/openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c b/openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c
index 176b5b8e7b..d07fdbfad1 100644
--- a/openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c
+++ b/openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c
@@ -4274,11 +4274,8 @@ void get_type0_PDCCH_CSS_config_parameters(NR_Type0_PDCCH_CSS_config_t *type0_PD
 
 void fill_coresetZero(NR_ControlResourceSet_t *coreset0, NR_Type0_PDCCH_CSS_config_t *type0_PDCCH_CSS_config)
 {
-  if (coreset0 == NULL)
-    coreset0 = calloc(1,sizeof(*coreset0));
-
-  AssertFatal(type0_PDCCH_CSS_config!=NULL,"No type0 CSS configuration\n");
-
+  AssertFatal(type0_PDCCH_CSS_config, "No type0 CSS configuration\n");
+  AssertFatal(coreset0, "Coreset0 should have been allocated outside of this function\n");
   coreset0->controlResourceSetId = 0;
   int duration = type0_PDCCH_CSS_config->num_symbols;
 
@@ -4327,8 +4324,7 @@ void fill_searchSpaceZero(NR_SearchSpace_t *ss0,
                           int slots_per_frame,
                           NR_Type0_PDCCH_CSS_config_t *type0_PDCCH_CSS_config)
 {
-  if(ss0 == NULL)
-    ss0 = calloc(1, sizeof(*ss0));
+  AssertFatal(ss0, "SearchSpace0 should have been allocated outside of this function\n");
   if(ss0->controlResourceSetId == NULL)
     ss0->controlResourceSetId = calloc(1, sizeof(*ss0->controlResourceSetId));
   if(ss0->monitoringSymbolsWithinSlot == NULL)
diff --git a/openair2/RRC/NR/nr_rrc_config.c b/openair2/RRC/NR/nr_rrc_config.c
index 069b6d8e7b..b9920dd085 100644
--- a/openair2/RRC/NR/nr_rrc_config.c
+++ b/openair2/RRC/NR/nr_rrc_config.c
@@ -1351,8 +1351,7 @@ static void config_downlinkBWP(NR_BWP_Downlink_t *bwp,
   bwp->bwp_Common->pdcch_ConfigCommon=calloc(1,sizeof(*bwp->bwp_Common->pdcch_ConfigCommon));
   bwp->bwp_Common->pdcch_ConfigCommon->present = NR_SetupRelease_PDCCH_ConfigCommon_PR_setup;
   bwp->bwp_Common->pdcch_ConfigCommon->choice.setup = calloc(1,sizeof(*bwp->bwp_Common->pdcch_ConfigCommon->choice.setup));
-  bwp->bwp_Common->pdcch_ConfigCommon->choice.setup->controlResourceSetZero=NULL;
-  bwp->bwp_Common->pdcch_ConfigCommon->choice.setup->commonControlResourceSet=calloc(1,sizeof(*bwp->bwp_Common->pdcch_ConfigCommon->choice.setup->commonControlResourceSet));
+  bwp->bwp_Common->pdcch_ConfigCommon->choice.setup->controlResourceSetZero = NULL;
 
   int curr_bwp = NRRIV2BW(bwp->bwp_Common->genericParameters.locationAndBandwidth,MAX_BWP_SIZE);
 
@@ -1400,7 +1399,6 @@ static void config_downlinkBWP(NR_BWP_Downlink_t *bwp,
   NR_ControlResourceSet_t *coreset2 = get_coreset_config(bwp->bwp_Id, curr_bwp, ssb_bitmap);
   asn1cSeqAdd(&bwp->bwp_Dedicated->pdcch_Config->choice.setup->controlResourceSetToAddModList->list, coreset2);
 
-  bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList = calloc(1,sizeof(*bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList));
   NR_SearchSpace_t *ss2 = rrc_searchspace_config(false, 10+bwp->bwp_Id, coreset2->controlResourceSetId);
   asn1cSeqAdd(&bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList->list, ss2);
 
@@ -1657,9 +1655,6 @@ static void config_csi_meas_report(NR_CSI_MeasConfig_t *csi_MeasConfig,
                                    int rep_id,
                                    int uid)
 {
-  NR_CSI_ReportConfig_t *csirep = calloc(1, sizeof(*csirep));
-  csirep->reportConfigId = rep_id;
-  csirep->carrier = NULL;
   int resource_id = -1;
   int im_id = -1;
   for (int csi_list = 0; csi_list < csi_MeasConfig->csi_ResourceConfigToAddModList->list.count; csi_list++) {
@@ -1678,6 +1673,9 @@ static void config_csi_meas_report(NR_CSI_MeasConfig_t *csi_MeasConfig,
   // if there are no associated resources, do not configure
   if (resource_id < 0 || im_id < 0)
     return;
+  NR_CSI_ReportConfig_t *csirep = calloc(1, sizeof(*csirep));
+  csirep->reportConfigId = rep_id;
+  csirep->carrier = NULL;
   csirep->resourcesForChannelMeasurement = resource_id;
   csirep->csi_IM_ResourcesForInterference = calloc(1, sizeof(*csirep->csi_IM_ResourcesForInterference));
   *csirep->csi_IM_ResourcesForInterference = im_id;
@@ -1721,9 +1719,6 @@ static void config_rsrp_meas_report(NR_CSI_MeasConfig_t *csi_MeasConfig,
                                     int uid,
                                     int num_antenna_ports)
 {
-  NR_CSI_ReportConfig_t *csirep = calloc(1, sizeof(*csirep));
-  csirep->reportConfigId = rep_id;
-  csirep->carrier = NULL;
   int resource_id = -1;
   for (int csi_list = 0; csi_list < csi_MeasConfig->csi_ResourceConfigToAddModList->list.count; csi_list++) {
     NR_CSI_ResourceConfig_t *csires = csi_MeasConfig->csi_ResourceConfigToAddModList->list.array[csi_list];
@@ -1740,6 +1735,9 @@ static void config_rsrp_meas_report(NR_CSI_MeasConfig_t *csi_MeasConfig,
   // if there are no associated resources, do not configure
   if (resource_id < 0)
     return;
+  NR_CSI_ReportConfig_t *csirep = calloc(1, sizeof(*csirep));
+  csirep->reportConfigId = rep_id;
+  csirep->carrier = NULL;
   csirep->resourcesForChannelMeasurement = resource_id;
   csirep->csi_IM_ResourcesForInterference = NULL;
   csirep->nzp_CSI_RS_ResourcesForInterference = NULL;
@@ -2027,7 +2025,7 @@ NR_BCCH_DL_SCH_Message_t *get_SIB1_NR(const NR_ServingCellConfigCommon_t *scc, c
 
   asn1cCalloc(P0->choice.sCS120KHZoneT_SCS60KHZhalfT_SCS30KHZquarterT_SCS15KHZoneEighthT, Z8);
   asn1cSequenceAdd(Z8->list, long, ZoneEight);
-  asn1cCallocOne(ZoneEight, 0);
+  *ZoneEight = 0;
 
   asn1cCalloc(ServCellCom->uplinkConfigCommon, UL);
   asn_set_empty(&UL->frequencyInfoUL.scs_SpecificCarrierList.list);
@@ -2289,9 +2287,6 @@ static NR_SpCellConfig_t *get_initial_SpCellConfig(int uid,
 
   asn1cSeqAdd(&bwp_Dedicated->pdcch_Config->choice.setup->controlResourceSetToAddModList->list, coreset);
 
-  bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList =
-      calloc(1, sizeof(*bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList));
-
   NR_SearchSpace_t *ss2 = rrc_searchspace_config(false, 5, coreset->controlResourceSetId);
   asn1cSeqAdd(&bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList->list, ss2);