diff --git a/dmdiagnostics.c b/dmdiagnostics.c
index d69c6613..41a7586c 100644
--- a/dmdiagnostics.c
+++ b/dmdiagnostics.c
@@ -545,7 +545,7 @@ int bbf_fw_image_download(const char *url, const char *auto_activate, const char
 	string_to_bool((char *)auto_activate, &activate);
 	if (activate) {
 		sleep(30); // Wait for the image to become available
-		if (dmubus_call_set("system", "reboot", UBUS_ARGS{}, 0) != 0)
+		if (dmubus_call_set("system", "reboot", UBUS_ARGS{0}, 0) != 0)
 			res = -1;
 	}
 
@@ -559,7 +559,7 @@ end:
 
 static void launch_activate_iamge_cb(struct uloop_timeout *t)
 {
-	dmubus_call_set("system", "reboot", UBUS_ARGS{}, 0);
+	dmubus_call_set("system", "reboot", UBUS_ARGS{0}, 0);
 }
 
 static void activate_fw_images(struct activate_image *active_img)
@@ -584,7 +584,7 @@ int bbf_fw_image_activate(const char *bank_id, struct activate_image *active_img
 	if (*active_img->start_time) {
 		activate_fw_images(active_img);
 	} else {
-		if (dmubus_call_set("system", "reboot", UBUS_ARGS{}, 0) != 0)
+		if (dmubus_call_set("system", "reboot", UBUS_ARGS{0}, 0) != 0)
 			return -1;
 	}
 
diff --git a/dmtree/tr104/common.c b/dmtree/tr104/common.c
index 448fd170..bac2d613 100644
--- a/dmtree/tr104/common.c
+++ b/dmtree/tr104/common.c
@@ -30,7 +30,7 @@ int init_supported_codecs(void)
 {
 	json_object *res = NULL;
 
-	dmubus_call("voice.asterisk", "codecs", UBUS_ARGS{}, 0, &res);
+	dmubus_call("voice.asterisk", "codecs", UBUS_ARGS{0}, 0, &res);
 	if (!res)
 		return -1;
 
diff --git a/dmtree/tr104/servicesvoiceservicedect.c b/dmtree/tr104/servicesvoiceservicedect.c
index 9b8436fa..f94752b7 100644
--- a/dmtree/tr104/servicesvoiceservicedect.c
+++ b/dmtree/tr104/servicesvoiceservicedect.c
@@ -20,7 +20,7 @@ static int browseServicesVoiceServiceDECTBaseInst(struct dmctx *dmctx, DMNODE *p
 	char *inst = NULL;
 	int id = 0, i = 0;
 
-	dmubus_call("dect", "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call("dect", "status", UBUS_ARGS{0}, 0, &res);
 	if (res) {
 		dmjson_foreach_obj_in_array(res, arrobj, obj, i, 1, "base") {
 
@@ -40,7 +40,7 @@ static int browseServicesVoiceServiceDECTPortableInst(struct dmctx *dmctx, DMNOD
 	char *inst = NULL;
 	int id = 0, i = 0;
 
-	dmubus_call("dect", "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call("dect", "status", UBUS_ARGS{0}, 0, &res);
 	if (res) {
 		dmjson_foreach_obj_in_array(res, arrobj, obj, i, 1, "handsets") {
 
@@ -62,7 +62,7 @@ static int get_ServicesVoiceServiceDECT_BaseNumberOfEntries(char *refparam, stru
 	size_t num = 0;
 	json_object *res, *base;
 
-	dmubus_call("dect", "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call("dect", "status", UBUS_ARGS{0}, 0, &res);
 	DM_ASSERT(res, *value = "0");
 	json_object_object_get_ex(res, "base", &base);
 	
@@ -79,7 +79,7 @@ static int get_ServicesVoiceServiceDECT_PortableNumberOfEntries(char *refparam,
 	size_t num = 0;
 	json_object *res, *handsets;
 
-	dmubus_call("dect", "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call("dect", "status", UBUS_ARGS{0}, 0, &res);
 	DM_ASSERT(res, *value = "0");
 
 	json_object_object_get_ex(res, "handsets", &handsets);
diff --git a/dmtree/tr104/servicesvoiceservicesip.c b/dmtree/tr104/servicesvoiceservicesip.c
index bed01cbb..a693de13 100644
--- a/dmtree/tr104/servicesvoiceservicesip.c
+++ b/dmtree/tr104/servicesvoiceservicesip.c
@@ -203,7 +203,7 @@ static int get_ServicesVoiceServiceSIPClient_Status(char *refparam, struct dmctx
 		// Get registration status from ubus
 		json_object *res = NULL, *sip = NULL, *client = NULL;
 
-		dmubus_call("voice.asterisk", "status", UBUS_ARGS{}, 0, &res);
+		dmubus_call("voice.asterisk", "status", UBUS_ARGS{0}, 0, &res);
 		if (res) {
 			sip = dmjson_get_obj(res, 1, "sip");
 			if (sip) {
@@ -358,7 +358,7 @@ static int get_ServicesVoiceServiceSIPClientContact_ExpireTime(char *refparam, s
 		return 0;
 	}
 
-	dmubus_call("voice.asterisk", "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call("voice.asterisk", "status", UBUS_ARGS{0}, 0, &res);
 	if (res) {
 		sip = dmjson_get_obj(res, 1, "sip");
 		if (sip) {
@@ -412,7 +412,7 @@ static int get_ServicesVoiceServiceSIPClientContact_UserAgent(char *refparam, st
 		return 0;
 	}
 
-	dmubus_call("voice.asterisk", "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call("voice.asterisk", "status", UBUS_ARGS{0}, 0, &res);
 	if (res) {
 		sip = dmjson_get_obj(res, 1, "sip");
 		if (sip) {
diff --git a/dmtree/tr181/device.c b/dmtree/tr181/device.c
index 4ccdcf66..bbb7afa2 100644
--- a/dmtree/tr181/device.c
+++ b/dmtree/tr181/device.c
@@ -66,7 +66,7 @@ static int get_Device_RootDataModelVersion(char *refparam, struct dmctx *ctx, vo
  *************************************************************/
 static int operate_Device_Reboot(char *refparam, struct dmctx *ctx, void *data, char *instance, char *value, int action)
 {
-	return !dmubus_call_set("system", "reboot", UBUS_ARGS{}, 0) ? CMD_SUCCESS : CMD_FAIL;
+	return !dmubus_call_set("system", "reboot", UBUS_ARGS{0}, 0) ? CMD_SUCCESS : CMD_FAIL;
 }
 
 static int operate_Device_FactoryReset(char *refparam, struct dmctx *ctx, void *data, char *instance, char *value, int action)
diff --git a/dmtree/tr181/deviceinfo.c b/dmtree/tr181/deviceinfo.c
index 97d20052..549e67b7 100644
--- a/dmtree/tr181/deviceinfo.c
+++ b/dmtree/tr181/deviceinfo.c
@@ -165,7 +165,7 @@ static int browseDeviceInfoFirmwareImageInst(struct dmctx *dmctx, DMNODE *parent
 	char *inst = NULL;
 	int id = 0, i = 0;
 
-	dmubus_call("fwbank", "dump", UBUS_ARGS{}, 0, &res);
+	dmubus_call("fwbank", "dump", UBUS_ARGS{0}, 0, &res);
 	dmjson_foreach_obj_in_array(res, arrobj, bank_obj, i, 1, "bank") {
 		inst = handle_instance_without_section(dmctx, parent_node, ++id);
 		if (DM_LINK_INST_OBJ(dmctx, parent_node, (void *)bank_obj, inst) == DM_STOP)
@@ -181,7 +181,7 @@ static int browseProcessEntriesInst(struct dmctx *dmctx, DMNODE *parent_node, vo
 	char *inst = NULL;
 	int id = 0, i = 0;
 
-	dmubus_call("router.system", "processes", UBUS_ARGS{}, 0, &res);
+	dmubus_call("router.system", "processes", UBUS_ARGS{0}, 0, &res);
 	dmjson_foreach_obj_in_array(res, arrobj, processes, i, 1, "processes") {
 		inst = handle_instance_without_section(dmctx, parent_node, ++id);
 		if (DM_LINK_INST_OBJ(dmctx, parent_node, (void *)processes, inst) == DM_STOP)
@@ -242,7 +242,7 @@ static int get_device_active_fwimage(char *refparam, struct dmctx *ctx, void *da
 	char linker[32];
 	int i = 0;
 
-	dmubus_call("fwbank", "dump", UBUS_ARGS{}, 0, &res);
+	dmubus_call("fwbank", "dump", UBUS_ARGS{0}, 0, &res);
 	dmjson_foreach_obj_in_array(res, arrobj, bank_obj, i, 1, "bank") {
 		active = dmjson_get_value(bank_obj, 1, "active");
 		if (active && strcmp(active, "true") == 0) {
@@ -265,7 +265,7 @@ static int get_device_boot_fwimage(char *refparam, struct dmctx *ctx, void *data
 	char linker[32];
 	int i = 0;
 
-	dmubus_call("fwbank", "dump", UBUS_ARGS{}, 0, &res);
+	dmubus_call("fwbank", "dump", UBUS_ARGS{0}, 0, &res);
 	dmjson_foreach_obj_in_array(res, arrobj, bank_obj, i, 1, "bank") {
 		boot = dmjson_get_value(bank_obj, 1, "boot");
 		if (boot && strcmp(boot, "true") == 0) {
@@ -747,7 +747,7 @@ static int get_process_number_of_entries(char* refparam, struct dmctx *ctx, void
 	json_object *res = NULL, *processes = NULL;
 	int nbre_process = 0;
 
-	dmubus_call("router.system", "processes", UBUS_ARGS{}, 0, &res);
+	dmubus_call("router.system", "processes", UBUS_ARGS{0}, 0, &res);
 	DM_ASSERT(res, *value = "0");
 	json_object_object_get_ex(res, "processes", &processes);
 	nbre_process = (processes) ? json_object_array_length(processes) : 0;
diff --git a/dmtree/tr181/dhcpv6.c b/dmtree/tr181/dhcpv6.c
index ce3750b0..20b379c5 100644
--- a/dmtree/tr181/dhcpv6.c
+++ b/dmtree/tr181/dhcpv6.c
@@ -166,7 +166,7 @@ static int browseDHCPv6ServerPoolClientInst(struct dmctx *dmctx, DMNODE *parent_
 	dmubus_call("network.interface", "status", UBUS_ARGS{{"interface", section_name(dhcp_arg->dhcp_sections->config_section), String}}, 1, &res1);
 	if (!res1) return 0;
 	device = dmjson_get_value(res1, 1, "device");
-	dmubus_call("dhcp", "ipv6leases", UBUS_ARGS{}, 0, &res);
+	dmubus_call("dhcp", "ipv6leases", UBUS_ARGS{0}, 0, &res);
 	if (!res) return 0;
 	dev_obj = dmjson_get_obj(res, 1, "device");
 	if (!dev_obj) return 0;
diff --git a/dmtree/tr181/dsl.c b/dmtree/tr181/dsl.c
index eabd2e4b..dd6a708d 100644
--- a/dmtree/tr181/dsl.c
+++ b/dmtree/tr181/dsl.c
@@ -108,7 +108,7 @@ static int browseDSLLineInst(struct dmctx *dmctx, DMNODE *parent_node, void *pre
 	char *inst = NULL;
 	int entries = 0;
 
-	dmubus_call("dsl", "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call("dsl", "status", UBUS_ARGS{0}, 0, &res);
 	while (res) {
 		line_obj = dmjson_select_obj_in_array_idx(res, entries, 1, "line");
 		if(line_obj) {
@@ -136,7 +136,7 @@ static int browseDSLChannelInst(struct dmctx *dmctx, DMNODE *parent_node, void *
 	char *inst = NULL;
 	int entries_line = 0, entries_channel = 0;
 
-	dmubus_call("dsl", "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call("dsl", "status", UBUS_ARGS{0}, 0, &res);
 	while (res) {
 		line_obj = dmjson_select_obj_in_array_idx(res, entries_line, 1, "line");
 		while (line_obj) {
@@ -171,7 +171,7 @@ static char *get_dsl_value_without_argument(char *command1, char *id, char *comm
 	char command[16], *value = "0";
 
 	snprintf(command, sizeof(command), "%s.%s", command1, id);
-	dmubus_call(command, command2, UBUS_ARGS{}, 0, &res);
+	dmubus_call(command, command2, UBUS_ARGS{0}, 0, &res);
 	if (!res) return "";
 	value = dmjson_get_value(res, 1, key);
 	return value;
@@ -183,7 +183,7 @@ static char *get_dsl_value_without_argument_and_with_two_key(char *command1, cha
 	char command[16], *value = "0";
 
 	snprintf(command, sizeof(command), "%s.%s", command1, id);
-	dmubus_call(command, command2, UBUS_ARGS{}, 0, &res);
+	dmubus_call(command, command2, UBUS_ARGS{0}, 0, &res);
 	if (!res) return "";
 	value = dmjson_get_value(res, 2, key1, key2);
 	return value;
@@ -207,7 +207,7 @@ static char *get_dsl_value_array_without_argument(char *command1, char *id, char
 	char command[16], *value= "0";
 
 	snprintf(command, sizeof(command), "%s.%s", command1, id);
-	dmubus_call(command, command2, UBUS_ARGS{}, 0, &res);
+	dmubus_call(command, command2, UBUS_ARGS{0}, 0, &res);
 	if (!res) return "";
 	value = dmjson_get_value_array_all(res, ",", 1, key);
 	return value;
diff --git a/dmtree/tr181/fast.c b/dmtree/tr181/fast.c
index c284667d..880ef224 100644
--- a/dmtree/tr181/fast.c
+++ b/dmtree/tr181/fast.c
@@ -71,7 +71,7 @@ static int browseFASTLineInst(struct dmctx *dmctx, DMNODE *parent_node, void *pr
 	char *inst = NULL;
 	int entries = 0;
 
-	dmubus_call("fast", "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call("fast", "status", UBUS_ARGS{0}, 0, &res);
 	while (res) {
 		line_obj = dmjson_select_obj_in_array_idx(res, entries, 1, "line");
 		if(line_obj) {
@@ -100,7 +100,7 @@ static char *get_fast_value_without_argument(char *command1, char *id, char *com
 	char command[16], *value = "0";
 
 	snprintf(command, sizeof(command), "%s.%s", command1, id);
-	dmubus_call(command, command2, UBUS_ARGS{}, 0, &res);
+	dmubus_call(command, command2, UBUS_ARGS{0}, 0, &res);
 	if (!res) return "";
 	value = dmjson_get_value(res, 1, key);
 	return value;
@@ -112,7 +112,7 @@ static char *get_fast_value_without_argument_and_with_two_key(char *command1, ch
 	char command[16], *value = "0";
 
 	snprintf(command, sizeof(command), "%s.%s", command1, id);
-	dmubus_call(command, command2, UBUS_ARGS{}, 0, &res);
+	dmubus_call(command, command2, UBUS_ARGS{0}, 0, &res);
 	if (!res) return "";
 	value = dmjson_get_value(res, 2, key1, key2);
 	return value;
@@ -124,7 +124,7 @@ static char *get_fast_value_array_without_argument(char *command1, char *id, cha
 	char command[16], *value= "0";
 
 	snprintf(command, sizeof(command), "%s.%s", command1, id);
-	dmubus_call(command, command2, UBUS_ARGS{}, 0, &res);
+	dmubus_call(command, command2, UBUS_ARGS{0}, 0, &res);
 	if (!res) return "";
 	value = dmjson_get_value_array_all(res, ",", 1, key);
 	return value;
@@ -244,7 +244,7 @@ static int get_FASTLine_AllowedProfiles(char *refparam, struct dmctx *ctx, void
 	unsigned pos = 0, idx = 0;
 
 	snprintf(ubus_name, sizeof(ubus_name), "fast.line.%s", ((struct fast_line_args*)data)->id);
-	dmubus_call(ubus_name, "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call(ubus_name, "status", UBUS_ARGS{0}, 0, &res);
 	DM_ASSERT(res, *value = "");
 
 	list_profile[0] = 0;
diff --git a/dmtree/tr181/hosts.c b/dmtree/tr181/hosts.c
index ed384220..c7419463 100644
--- a/dmtree/tr181/hosts.c
+++ b/dmtree/tr181/hosts.c
@@ -21,7 +21,7 @@ static int browseHostsHostInst(struct dmctx *dmctx, DMNODE *parent_node, void *p
 	char *inst = NULL;
 	int id = 0, i = 0;
 
-	dmubus_call("topology", "hosts", UBUS_ARGS{}, 0, &res);
+	dmubus_call("topology", "hosts", UBUS_ARGS{0}, 0, &res);
 	dmjson_foreach_obj_in_array(res, arrobj, host_obj, i, 1, "hosts") {
 		inst = handle_instance_without_section(dmctx, parent_node, ++id);
 		if (DM_LINK_INST_OBJ(dmctx, parent_node, (void *)host_obj, inst) == DM_STOP)
diff --git a/dmtree/tr181/ieee1905.c b/dmtree/tr181/ieee1905.c
index c1f235d9..cb232590 100644
--- a/dmtree/tr181/ieee1905.c
+++ b/dmtree/tr181/ieee1905.c
@@ -22,7 +22,7 @@ static int browseIEEE1905ALInterfaceInst(struct dmctx *dmctx, DMNODE *parent_nod
 	char *inst = NULL;
 	int id = 0, i = 0;
 
-	dmubus_call("ieee1905", "info", UBUS_ARGS{}, 0, &res);
+	dmubus_call("ieee1905", "info", UBUS_ARGS{0}, 0, &res);
 	dmjson_foreach_obj_in_array(res, arrobj, interface_obj, i, 1, "interface") {
 		inst = handle_instance_without_section(dmctx, parent_node, ++id);
 		if (DM_LINK_INST_OBJ(dmctx, parent_node, (void *)interface_obj, inst) == DM_STOP)
@@ -95,7 +95,7 @@ static int browseIEEE1905ALNetworkTopologyIEEE1905DeviceInst(struct dmctx *dmctx
 	char *inst = NULL;
 	int id = 0, i = 0;
 
-	dmubus_call("ieee1905", "info", UBUS_ARGS{}, 0, &res);
+	dmubus_call("ieee1905", "info", UBUS_ARGS{0}, 0, &res);
 	dmjson_foreach_obj_in_array(res, arrobj, device_obj, i, 2, "topology", "device") {
 		inst = handle_instance_without_section(dmctx, parent_node, ++id);
 		if (DM_LINK_INST_OBJ(dmctx, parent_node, (void *)device_obj, inst) == DM_STOP)
@@ -286,7 +286,7 @@ static int get_linker_topology_interface(char *refparam, struct dmctx *dmctx, vo
 static int ubus_ieee1905_info(const char *option, char **value)
 {
 	json_object *res = NULL;
-	dmubus_call("ieee1905", "info", UBUS_ARGS{}, 0, &res);
+	dmubus_call("ieee1905", "info", UBUS_ARGS{0}, 0, &res);
 	DM_ASSERT(res, *value = "");
 	*value = dmjson_get_value(res, 1, option);
 	return 0;
@@ -295,7 +295,7 @@ static int ubus_ieee1905_info(const char *option, char **value)
 static int ubus_ieee1905_info_options(const char *option1, const char *option2, char **value)
 {
 	json_object *res = NULL;
-	dmubus_call("ieee1905", "info", UBUS_ARGS{}, 0, &res);
+	dmubus_call("ieee1905", "info", UBUS_ARGS{0}, 0, &res);
 	DM_ASSERT(res, *value = "");
 	*value = dmjson_get_value(res, 2, option1, option2);
 	return 0;
@@ -379,7 +379,7 @@ static int get_IEEE1905AL_RegistrarFreqBand(char *refparam, struct dmctx *ctx, v
 	char list_bands[64], *band = NULL;
 	unsigned pos = 0, idx = 0;
 
-	dmubus_call("ieee1905", "info", UBUS_ARGS{}, 0, &res);
+	dmubus_call("ieee1905", "info", UBUS_ARGS{0}, 0, &res);
 	DM_ASSERT(res, *value = "");
 
 	list_bands[0] = 0;
diff --git a/dmtree/tr181/ip.c b/dmtree/tr181/ip.c
index 871e9260..c64c705a 100644
--- a/dmtree/tr181/ip.c
+++ b/dmtree/tr181/ip.c
@@ -1477,8 +1477,8 @@ static int set_IPInterface_Reset(char *refparam, struct dmctx *ctx, void *data,
 			if (b) {
 				char interface_obj[64] = {0};
 				snprintf(interface_obj, sizeof(interface_obj), "network.interface.%s", section_name(((struct uci_section *)data)));
-				dmubus_call_set(interface_obj, "down", UBUS_ARGS{}, 0);
-				dmubus_call_set(interface_obj, "up", UBUS_ARGS{}, 0);
+				dmubus_call_set(interface_obj, "down", UBUS_ARGS{0}, 0);
+				dmubus_call_set(interface_obj, "up", UBUS_ARGS{0}, 0);
 			}
 			break;
 	}
@@ -2220,8 +2220,8 @@ static int operate_IPInterface_Reset(char *refparam, struct dmctx *ctx, void *da
 	char interface_obj[64] = {0};
 
 	snprintf(interface_obj, sizeof(interface_obj), "network.interface.%s", section_name(((struct uci_section *)data)));
-	dmubus_call_set(interface_obj, "down", UBUS_ARGS{}, 0);
-	dmubus_call_set(interface_obj, "up", UBUS_ARGS{}, 0);
+	dmubus_call_set(interface_obj, "down", UBUS_ARGS{0}, 0);
+	dmubus_call_set(interface_obj, "up", UBUS_ARGS{0}, 0);
 
 	return CMD_SUCCESS;
 }
diff --git a/dmtree/tr181/ppp.c b/dmtree/tr181/ppp.c
index 1ec64d0a..a4284eb5 100644
--- a/dmtree/tr181/ppp.c
+++ b/dmtree/tr181/ppp.c
@@ -106,7 +106,7 @@ static int set_ppp_enable(char *refparam, struct dmctx *ctx, void *data, char *i
 		case VALUESET:
 			string_to_bool(value, &b);
 			dmastrcat(&ubus_object, "network.interface.", section_name(((struct dmmap_dup *)data)->config_section));
-			dmubus_call_set(ubus_object, b ? "up" : "down", UBUS_ARGS{}, 0);
+			dmubus_call_set(ubus_object, b ? "up" : "down", UBUS_ARGS{0}, 0);
 			dmfree(ubus_object);
 			break;
 	}
@@ -179,8 +179,8 @@ static int set_PPPInterface_Reset(char *refparam, struct dmctx *ctx, void *data,
 			if (b) {
 				char intf_obj[64] = {0};
 				snprintf(intf_obj, sizeof(intf_obj), "network.interface.%s", section_name(((struct dmmap_dup *)data)->config_section));
-				dmubus_call_set(intf_obj, "down", UBUS_ARGS{}, 0);
-				dmubus_call_set(intf_obj, "up", UBUS_ARGS{}, 0);
+				dmubus_call_set(intf_obj, "down", UBUS_ARGS{0}, 0);
+				dmubus_call_set(intf_obj, "up", UBUS_ARGS{0}, 0);
 			}
 			break;
 	}
@@ -899,8 +899,8 @@ static int operate_PPPInterface_Reset(char *refparam, struct dmctx *ctx, void *d
 	char interface_obj[64] = {0};
 
 	snprintf(interface_obj, sizeof(interface_obj), "network.interface.%s", section_name(((struct dmmap_dup *)data)->config_section));
-	dmubus_call_set(interface_obj, "down", UBUS_ARGS{}, 0);
-	dmubus_call_set(interface_obj, "up", UBUS_ARGS{}, 0);
+	dmubus_call_set(interface_obj, "down", UBUS_ARGS{0}, 0);
+	dmubus_call_set(interface_obj, "up", UBUS_ARGS{0}, 0);
 
 	return CMD_SUCCESS;
 }
diff --git a/dmtree/tr181/ptm.c b/dmtree/tr181/ptm.c
index eb13d686..8dffce1c 100644
--- a/dmtree/tr181/ptm.c
+++ b/dmtree/tr181/ptm.c
@@ -217,7 +217,7 @@ static int get_ptm_fast_line(struct dmctx *ctx, void *data, char *instance, char
 {
 	json_object *res = NULL, *line_obj = NULL;
 
-	dmubus_call("fast", "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call("fast", "status", UBUS_ARGS{0}, 0, &res);
 	if (!res)
 		return 0;
 	line_obj = dmjson_select_obj_in_array_idx(res, 0, 1, "line");
diff --git a/dmtree/tr181/wifi.c b/dmtree/tr181/wifi.c
index b1d849d5..484acc59 100644
--- a/dmtree/tr181/wifi.c
+++ b/dmtree/tr181/wifi.c
@@ -76,7 +76,7 @@ static char *get_radio_option_nocache(const struct wifi_radio_args *args, char *
 	char object[32];
 
 	snprintf(object, sizeof(object), "wifi.radio.%s", section_name(args->sections->config_section));
-	dmubus_call(object, "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call(object, "status", UBUS_ARGS{0}, 0, &res);
 
 	return (res) ? dmjson_get_value(res, 1, option) : "";
 }
@@ -118,7 +118,7 @@ static int get_supported_modes(const char *ubus_method, const char *ifname, char
 	unsigned pos = 0, idx = 0;
 
 	snprintf(object, sizeof(object), "%s.%s", ubus_method, ifname);
-	dmubus_call(object, "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call(object, "status", UBUS_ARGS{0}, 0, &res);
 	DM_ASSERT(res, *value = dm_default_modes_supported);
 
 	list_modes[0] = 0;
@@ -215,7 +215,7 @@ static void wifi_start_scan(const char *radio)
 	char object[32];
 
 	snprintf(object, sizeof(object), "wifi.radio.%s", radio);
-	dmubus_call_set(object, "scan", UBUS_ARGS{}, 0);
+	dmubus_call_set(object, "scan", UBUS_ARGS{0}, 0);
 }
 
 /*************************************************************
@@ -454,7 +454,7 @@ static int browseWifiNeighboringWiFiDiagnosticResultInst(struct dmctx *dmctx, DM
 
 	uci_foreach_sections("wireless", "wifi-device", s) {
 		snprintf(object, sizeof(object), "wifi.radio.%s", section_name(s));
-		dmubus_call(object, "scanresults", UBUS_ARGS{}, 0, &res);
+		dmubus_call(object, "scanresults", UBUS_ARGS{0}, 0, &res);
 		dmjson_foreach_obj_in_array(res, arrobj, accesspoints, i, 1, "accesspoints") {
 			inst = handle_instance_without_section(dmctx, parent_node, ++id);
 			if (DM_LINK_INST_OBJ(dmctx, parent_node, (void *)accesspoints, inst) == DM_STOP)
@@ -471,7 +471,7 @@ static int browse_wifi_associated_device(struct dmctx *dmctx, DMNODE *parent_nod
 	int id = 0, i = 0;
 
 	snprintf(object, sizeof(object), "wifi.ap.%s", ((struct wifi_acp_args *)prev_data)->ifname);
-	dmubus_call(object, "stations", UBUS_ARGS{}, 0, &res);
+	dmubus_call(object, "stations", UBUS_ARGS{0}, 0, &res);
 	dmjson_foreach_obj_in_array(res, arrobj, stations, i, 1, "stations") {
 		inst = handle_instance_without_section(dmctx, parent_node, ++id);
 		if (DM_LINK_INST_OBJ(dmctx, parent_node, (void *)stations, inst) == DM_STOP)
@@ -487,7 +487,7 @@ static int browseWiFiDataElementsNetworkDeviceInst(struct dmctx *dmctx, DMNODE *
 	json_object *res = NULL, *data_arr = NULL, *data_obj = NULL, *net_obj = NULL;
 	json_object *dev_arr = NULL, *dev_obj = NULL;
 
-	dmubus_call("wifi.dataelements.collector", "dump", UBUS_ARGS{}, 0, &res);
+	dmubus_call("wifi.dataelements.collector", "dump", UBUS_ARGS{0}, 0, &res);
 	dmjson_foreach_obj_in_array(res, data_arr, data_obj, i, 1, "data") {
 		json_object_object_get_ex(data_obj, "wfa-dataelements:Network", &net_obj);
 		dmjson_foreach_obj_in_array(net_obj, dev_arr, dev_obj, j, 1, "DeviceList") {
@@ -646,7 +646,7 @@ static int browseWiFiDataElementsAssociationEventAssociationEventDataInst(struct
 	char *inst = NULL;
 	int id = 0, i = 0;
 
-	dmubus_call("wifi.dataelements.collector", "event", UBUS_ARGS{}, 0, &res);
+	dmubus_call("wifi.dataelements.collector", "event", UBUS_ARGS{0}, 0, &res);
 	dmjson_foreach_obj_in_array(res, notify_arr, notify_obj, i, 1, "notification") {
 		if (json_object_object_get_ex(notify_obj, "wfa-dataelements:AssociationEvent", &assoc_ev)) {
 			inst = handle_instance_without_section(dmctx, parent_node, ++id);
@@ -663,7 +663,7 @@ static int browseWiFiDataElementsDisassociationEventDisassociationEventDataInst(
 	char *inst = NULL;
 	int id = 0, i = 0;
 
-	dmubus_call("wifi.dataelements.collector", "event", UBUS_ARGS{}, 0, &res);
+	dmubus_call("wifi.dataelements.collector", "event", UBUS_ARGS{0}, 0, &res);
 	dmjson_foreach_obj_in_array(res, notify_arr, notify_obj, i, 1, "notification") {
 		if (json_object_object_get_ex(notify_obj, "wfa-dataelements:DisassociationEvent", &disassoc_ev)) {
 			inst = handle_instance_without_section(dmctx, parent_node, ++id);
@@ -996,7 +996,7 @@ static int get_WiFiRadio_SupportedOperatingChannelBandwidths(char *refparam, str
 	int i = 0, pos = 0;
 
 	snprintf(object, sizeof(object), "wifi.radio.%s", section_name((((struct wifi_radio_args *)data)->sections)->config_section));
-	dmubus_call(object, "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call(object, "status", UBUS_ARGS{0}, 0, &res);
 	DM_ASSERT(res, *value = "Auto");
 
 	bandwidth_list[0] = 0;
@@ -2463,7 +2463,7 @@ static int get_wlan_bssid(char *refparam, struct dmctx *ctx, void *data, char *i
 	char object[32];
 
 	snprintf(object, sizeof(object), "wifi.ap.%s", ((struct wifi_ssid_args *)data)->ifname);
-	dmubus_call(object, "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call(object, "status", UBUS_ARGS{0}, 0, &res);
 	DM_ASSERT(res, *value = "");
 	*value = dmjson_get_value(res, 1, "bssid");
 	return 0;
@@ -2475,7 +2475,7 @@ static int ssid_read_ubus(const struct wifi_ssid_args *args, const char *name, c
 	char object[32];
 
 	snprintf(object, sizeof(object), "wifi.ap.%s", args->ifname);
-	dmubus_call(object, "stats", UBUS_ARGS{}, 0, &res);
+	dmubus_call(object, "stats", UBUS_ARGS{0}, 0, &res);
 	DM_ASSERT(res, *value = "0");
 	*value = dmjson_get_value(res, 1, name);
 	return 0;
@@ -2487,7 +2487,7 @@ static int radio_read_ubus(const struct wifi_radio_args *args, const char *name,
 	char object[32];
 
 	snprintf(object, sizeof(object), "wifi.radio.%s", section_name(args->sections->config_section));
-	dmubus_call(object, "stats", UBUS_ARGS{}, 0, &res);
+	dmubus_call(object, "stats", UBUS_ARGS{0}, 0, &res);
 	DM_ASSERT(res, *value = "0");
 	*value = dmjson_get_value(res, 1, name);
 	return 0;
@@ -2792,7 +2792,7 @@ static int get_wifi_access_point_status(char *refparam, struct dmctx *ctx, void
 
 	dmuci_get_value_by_section_string((((struct wifi_ssid_args *)data)->sections)->config_section, "device", &iface);
 	snprintf(object, sizeof(object), "wifi.ap.%s", iface);
-	dmubus_call(object, "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call(object, "status", UBUS_ARGS{0}, 0, &res);
 	DM_ASSERT(res, status = "Error_Misconfigured");
 	status = dmjson_get_value(res, 1, "status");
 
@@ -2810,7 +2810,7 @@ static int get_radio_max_bit_rate (char *refparam, struct dmctx *ctx, void *data
 	char object[32];
 
 	snprintf(object, sizeof(object), "wifi.radio.%s", section_name((((struct wifi_radio_args *)data)->sections)->config_section));
-	dmubus_call(object, "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call(object, "status", UBUS_ARGS{0}, 0, &res);
 	DM_ASSERT(res, *value = "0");
 	*value = dmjson_get_value(res, 1, "maxrate");
 	return 0;
@@ -2823,7 +2823,7 @@ static int get_radio_supported_frequency_bands(char *refparam, struct dmctx *ctx
 	char object[32];
 
 	snprintf(object, sizeof(object), "wifi.radio.%s", section_name((((struct wifi_radio_args *)data)->sections)->config_section));
-	dmubus_call(object, "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call(object, "status", UBUS_ARGS{0}, 0, &res);
 	DM_ASSERT(res, *value = "2.4GHz,5GHz");
 	*value = dmjson_get_value_array_all(res, ",", 1, "supp_bands");
 	return 0;
@@ -2836,7 +2836,7 @@ static int get_radio_frequency(char *refparam, struct dmctx *ctx, void *data, ch
 	char object[32];
 
 	snprintf(object, sizeof(object), "wifi.radio.%s", section_name((((struct wifi_radio_args *)data)->sections)->config_section));
-	dmubus_call(object, "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call(object, "status", UBUS_ARGS{0}, 0, &res);
 	DM_ASSERT(res, *value = "");
 	*value = dmjson_get_value(res, 1, "band");
 	return 0;
@@ -2873,7 +2873,7 @@ static int get_radio_channel(char *refparam, struct dmctx *ctx, void *data, char
 	json_object *res = NULL;
 
 	snprintf(object, sizeof(object), "wifi.radio.%s", section_name((((struct wifi_radio_args *)data)->sections)->config_section));
-	dmubus_call(object, "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call(object, "status", UBUS_ARGS{0}, 0, &res);
 	DM_ASSERT(res, *value = "0");
 	*value = dmjson_get_value(res, 1, "channel");
 
@@ -2889,7 +2889,7 @@ static int get_neighboring_wifi_diagnostics_diagnostics_state(char *refparam, st
 	*value = "None";
 	uci_foreach_sections("wireless", "wifi-device", ss) {
 		snprintf(object, sizeof(object), "wifi.radio.%s", section_name(ss));
-		dmubus_call(object, "scanresults", UBUS_ARGS{}, 0, &res);
+		dmubus_call(object, "scanresults", UBUS_ARGS{0}, 0, &res);
 		DM_ASSERT(res, *value = "None");
 		neighboring_wifi_obj = dmjson_select_obj_in_array_idx(res, 0, 1, "accesspoints");
 		if (neighboring_wifi_obj) {
@@ -2958,7 +2958,7 @@ static int get_radio_possible_channels(char *refparam, struct dmctx *ctx, void *
 	int i = 0;
 
 	snprintf(object, sizeof(object), "wifi.radio.%s", section_name((((struct wifi_radio_args *)data)->sections)->config_section));
-	dmubus_call(object, "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call(object, "status", UBUS_ARGS{0}, 0, &res);
 	DM_ASSERT(res, *value = "");
 	cur_opclass = dmjson_get_value(res, 1, "opclass");
 	dmjson_foreach_obj_in_array(res, arrobj, supp_channels, i, 1, "supp_channels") {
@@ -2979,7 +2979,7 @@ static int get_WiFiRadio_CurrentOperatingChannelBandwidth(char *refparam, struct
 	char object[32];
 
 	snprintf(object, sizeof(object), "wifi.radio.%s", section_name((((struct wifi_radio_args *)data)->sections)->config_section));
-	dmubus_call(object, "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call(object, "status", UBUS_ARGS{0}, 0, &res);
 	DM_ASSERT(res, *value = "20MHz");
 	dmasprintf(value, "%sMHz", dmjson_get_value(res, 1, "bandwidth"));
 	return 0;
@@ -3001,7 +3001,7 @@ static int get_radio_operating_standard(char *refparam, struct dmctx *ctx, void
 	char object[16];
 
 	snprintf(object, sizeof(object), "wifi.radio.%s", section_name((((struct wifi_radio_args *)data)->sections)->config_section));
-	dmubus_call(object, "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call(object, "status", UBUS_ARGS{0}, 0, &res);
 	DM_ASSERT(res, *value = "n,ax");
 	char *standard = dmjson_get_value(res, 1, "standard");
 	if (strstr(standard, "802.11")) {
@@ -3088,7 +3088,7 @@ static int get_access_point_total_associations(char *refparam, struct dmctx *ctx
 	int i = 0, entries = 0;
 
 	snprintf(object, sizeof(object), "wifi.ap.%s", ((struct wifi_acp_args *)data)->ifname);
-	dmubus_call(object, "assoclist", UBUS_ARGS{}, 0, &res);
+	dmubus_call(object, "assoclist", UBUS_ARGS{0}, 0, &res);
 	dmjson_foreach_obj_in_array(res, arrobj, assoclist, i, 1, "assoclist") {
 		entries++;
 	}
@@ -3101,7 +3101,7 @@ static int get_WiFiDataElementsNetwork_option(const char *option, char **value)
 	int i = 0;
 	json_object *res, *data_arr = NULL, *data_obj = NULL, *net_obj = NULL;
 
-	dmubus_call("wifi.dataelements.collector", "dump", UBUS_ARGS{}, 0, &res);
+	dmubus_call("wifi.dataelements.collector", "dump", UBUS_ARGS{0}, 0, &res);
 	DM_ASSERT(res, *value = "");
 	dmjson_foreach_obj_in_array(res, data_arr, data_obj, i, 1, "data") {
 		json_object_object_get_ex(data_obj, "wfa-dataelements:Network", &net_obj);
@@ -3162,7 +3162,7 @@ static int get_WiFiDataElementsNetwork_DeviceNumberOfEntries(char *refparam, str
 	int i = 0;
 	json_object *res, *data_arr = NULL, *data_obj = NULL, *net_obj = NULL;
 
-	dmubus_call("wifi.dataelements.collector", "dump", UBUS_ARGS{}, 0, &res);
+	dmubus_call("wifi.dataelements.collector", "dump", UBUS_ARGS{0}, 0, &res);
 	DM_ASSERT(res, *value = "0");
 	dmjson_foreach_obj_in_array(res, data_arr, data_obj, i, 1, "data") {
 		json_object_object_get_ex(data_obj, "wfa-dataelements:Network", &net_obj);
@@ -4102,7 +4102,7 @@ static int operate_WiFi_NeighboringWiFiDiagnostic(char *refparam, struct dmctx *
 {
 	json_object *res = NULL;
 
-	dmubus_call("wifi", "status", UBUS_ARGS{}, 0, &res);
+	dmubus_call("wifi", "status", UBUS_ARGS{0}, 0, &res);
 	if (res) {
 		json_object *radios = NULL, *arrobj = NULL;
 		int i = 0;
@@ -4119,9 +4119,9 @@ static int operate_WiFi_NeighboringWiFiDiagnostic(char *refparam, struct dmctx *
 
 			char *radio_name = dmjson_get_value(radios, 1, "name");
 			snprintf(object, sizeof(object), "wifi.radio.%s", radio_name);
-			dmubus_call_set(object, "scan", UBUS_ARGS{}, 0);
+			dmubus_call_set(object, "scan", UBUS_ARGS{0}, 0);
 			sleep(2); // Wait for results to get populated in scanresults
-			dmubus_call(object, "scanresults", UBUS_ARGS{}, 0, &scan_res);
+			dmubus_call(object, "scanresults", UBUS_ARGS{0}, 0, &scan_res);
 
 			if (!scan_res)
 				continue;
diff --git a/dmtree/vendor/iopsys/tr181/x_iopsys_eu_igmp.c b/dmtree/vendor/iopsys/tr181/x_iopsys_eu_igmp.c
index c13cb910..4459b26c 100644
--- a/dmtree/vendor/iopsys/tr181/x_iopsys_eu_igmp.c
+++ b/dmtree/vendor/iopsys/tr181/x_iopsys_eu_igmp.c
@@ -535,7 +535,7 @@ static int browse_igmp_cgrp_inst(struct dmctx *dmctx, DMNODE *parent_node, void
 	json_object *res = NULL, *jobj = NULL, *arrobj = NULL, *group_obj = NULL;
 	char *inst = NULL;
 
-	dmubus_call("mcast", "stats", UBUS_ARGS{}, 0, &res);
+	dmubus_call("mcast", "stats", UBUS_ARGS{0}, 0, &res);
 	if (res) {
 		int i = 0, id = 0;
 
@@ -646,7 +646,7 @@ static int get_igmp_cgrps_no_of_entries(char *refparam, struct dmctx *ctx, void
 	int cnt = 0;
 	json_object *res = NULL, *jobj = NULL, *arrobj = NULL, *group_obj = NULL;
 
-	dmubus_call("mcast", "stats", UBUS_ARGS{}, 0, &res);
+	dmubus_call("mcast", "stats", UBUS_ARGS{0}, 0, &res);
 	if (res) {
 		int i = 0;
 
diff --git a/test/bbf_test/libbbf_test.c b/test/bbf_test/libbbf_test.c
index 63091ea7..4bcea447 100644
--- a/test/bbf_test/libbbf_test.c
+++ b/test/bbf_test/libbbf_test.c
@@ -259,7 +259,7 @@ static int set_X_IOPSYS_EU_Syslog_ConsoleLogLevel(char *refparam, struct dmctx *
  *************************************************************/
 static int operate_Device_X_IOPSYS_EU_Reboot(char *refparam, struct dmctx *ctx, void *data, char *instance, char *value, int action)
 {
-	return !dmubus_call_set("system", "reboot", UBUS_ARGS{}, 0) ? CMD_SUCCESS : CMD_FAIL;
+	return !dmubus_call_set("system", "reboot", UBUS_ARGS{0}, 0) ? CMD_SUCCESS : CMD_FAIL;
 }
 
 static operation_args x_iopsys_eu_ping_test_run_args = {
diff --git a/test/cmocka/functional_api_test_bbfd.c b/test/cmocka/functional_api_test_bbfd.c
index b2dac1b8..d93252a9 100644
--- a/test/cmocka/functional_api_test_bbfd.c
+++ b/test/cmocka/functional_api_test_bbfd.c
@@ -398,11 +398,11 @@ static void test_bbf_api_ubus(void **state)
 	 */
 
 	// dmubus_call: test Wrong obj
-	dmubus_call("ucii", "configs", UBUS_ARGS{}, 0, &res);
+	dmubus_call("ucii", "configs", UBUS_ARGS{0}, 0, &res);
 	assert_null(res);
 
 	// dmubus_call: test Wrong method
-	dmubus_call("uci", "configss", UBUS_ARGS{}, 0, &res);
+	dmubus_call("uci", "configss", UBUS_ARGS{0}, 0, &res);
 	assert_null(res);
 
 	// dmubus_call: test Wrong argument
@@ -410,7 +410,7 @@ static void test_bbf_api_ubus(void **state)
 	assert_null(res);
 
 	// dmubus_call: test correct obj/method
-	dmubus_call("uci", "configs", UBUS_ARGS{}, 0, &res);
+	dmubus_call("uci", "configs", UBUS_ARGS{0}, 0, &res);
 	assert_non_null(res);
 
 	// dmubus_call: test correct obj/method
@@ -422,11 +422,11 @@ static void test_bbf_api_ubus(void **state)
 	 */
 
 	// dmubus_call_set: test Wrong obj
-	ubus_res = dmubus_call_set("ucii", "configs", UBUS_ARGS{}, 0);
+	ubus_res = dmubus_call_set("ucii", "configs", UBUS_ARGS{0}, 0);
 	assert_int_not_equal(ubus_res, 0);
 
 	// dmubus_call_set: test Wrong method
-	ubus_res = dmubus_call_set("uci", "configss", UBUS_ARGS{}, 0);
+	ubus_res = dmubus_call_set("uci", "configss", UBUS_ARGS{0}, 0);
 	assert_int_not_equal(ubus_res, 0);
 
 	// dmubus_call_set: test Wrong argument
@@ -434,7 +434,7 @@ static void test_bbf_api_ubus(void **state)
 	assert_int_not_equal(ubus_res, 0);
 
 	// dmubus_call_set: test correct obj/method
-	ubus_res = dmubus_call_set("uci", "configs", UBUS_ARGS{}, 0);
+	ubus_res = dmubus_call_set("uci", "configs", UBUS_ARGS{0}, 0);
 	assert_int_equal(ubus_res, 0);
 
 	// dmubus_call_set: test correct obj/method
@@ -477,7 +477,7 @@ static void test_bbf_api_json(void **state)
 	char *json_value = NULL;
 	int idx = 0;
 
-	dmubus_call("wifi.ap.test2", "status", UBUS_ARGS{}, 0, &wifi_status);
+	dmubus_call("wifi.ap.test2", "status", UBUS_ARGS{0}, 0, &wifi_status);
 	assert_non_null(wifi_status);
 
 	/*
diff --git a/tools/convert_dm_json_to_c.py b/tools/convert_dm_json_to_c.py
index 94e2c3f3..9b105468 100755
--- a/tools/convert_dm_json_to_c.py
+++ b/tools/convert_dm_json_to_c.py
@@ -498,7 +498,7 @@ def cprintBrowseObj(fbrowse, name, mappingobj, dmobject):
             print("	int id = 0, i = 0;", file=fp)
             print("", file=fp)
             if res3 is None and res4 is None:
-                print("	dmubus_call(\"%s\", \"%s\", UBUS_ARGS{}, 0, &res);" %
+                print("	dmubus_call(\"%s\", \"%s\", UBUS_ARGS{0}, 0, &res);" %
                       (res1, res2), file=fp)
             else:
                 print("	dmubus_call(\"%s\", \"%s\", UBUS_ARGS{{\"%s\", \"%s\", String}}, 1, &res);" % (
@@ -635,7 +635,7 @@ def cprintGetSetValue(getvalue, setvalue, mappingparam, instance, typeparam, par
                 else:
                     get_value += "	json_object *res;\n"
                     if res3 is None and res4 is None:
-                        get_value += "	dmubus_call(\"%s\", \"%s\", UBUS_ARGS{}, 0, &res);\n" % (
+                        get_value += "	dmubus_call(\"%s\", \"%s\", UBUS_ARGS{0}, 0, &res);\n" % (
                             res1, res2)
                     else:
                         if i == 2 and res4 == "prev_value":