diff --git a/porting/examples/linux_blemesh/ble.c b/porting/examples/linux_blemesh/ble.c
index deaef5a46..7a64eac9e 100644
--- a/porting/examples/linux_blemesh/ble.c
+++ b/porting/examples/linux_blemesh/ble.c
@@ -142,11 +142,12 @@ static struct bt_mesh_model_pub gen_onoff_pub;
 static uint8_t gen_on_off_state;
 static int16_t gen_level_state;
 
-static void gen_onoff_status(struct bt_mesh_model *model,
+static int gen_onoff_status(struct bt_mesh_model *model,
                              struct bt_mesh_msg_ctx *ctx)
 {
     struct os_mbuf *msg = NET_BUF_SIMPLE(3);
     uint8_t *status;
+    int rc;
 
     console_printf("#mesh-onoff STATUS\n");
 
@@ -154,23 +155,25 @@ static void gen_onoff_status(struct bt_mesh_model *model,
     status = net_buf_simple_add(msg, 1);
     *status = gen_on_off_state;
 
-    if (bt_mesh_model_send(model, ctx, msg, NULL, NULL)) {
+    rc = bt_mesh_model_send(model, ctx, msg, NULL, NULL);
+    if (rc) {
         console_printf("#mesh-onoff STATUS: send status failed\n");
     }
 
     os_mbuf_free_chain(msg);
+    return rc;
 }
 
-static void gen_onoff_get(struct bt_mesh_model *model,
+static int gen_onoff_get(struct bt_mesh_model *model,
               struct bt_mesh_msg_ctx *ctx,
               struct os_mbuf *buf)
 {
     console_printf("#mesh-onoff GET\n");
 
-    gen_onoff_status(model, ctx);
+    return gen_onoff_status(model, ctx);
 }
 
-static void gen_onoff_set(struct bt_mesh_model *model,
+static int gen_onoff_set(struct bt_mesh_model *model,
               struct bt_mesh_msg_ctx *ctx,
               struct os_mbuf *buf)
 {
@@ -178,16 +181,17 @@ static void gen_onoff_set(struct bt_mesh_model *model,
 
     gen_on_off_state = buf->om_data[0];
 
-    gen_onoff_status(model, ctx);
+    return gen_onoff_status(model, ctx);
 }
 
-static void gen_onoff_set_unack(struct bt_mesh_model *model,
+static int gen_onoff_set_unack(struct bt_mesh_model *model,
                 struct bt_mesh_msg_ctx *ctx,
                 struct os_mbuf *buf)
 {
     console_printf("#mesh-onoff SET-UNACK\n");
 
     gen_on_off_state = buf->om_data[0];
+    return 0;
 }
 
 static const struct bt_mesh_model_op gen_onoff_op[] = {
@@ -214,16 +218,17 @@ static void gen_level_status(struct bt_mesh_model *model,
     os_mbuf_free_chain(msg);
 }
 
-static void gen_level_get(struct bt_mesh_model *model,
+static int gen_level_get(struct bt_mesh_model *model,
               struct bt_mesh_msg_ctx *ctx,
               struct os_mbuf *buf)
 {
     console_printf("#mesh-level GET\n");
 
     gen_level_status(model, ctx);
+    return 0;
 }
 
-static void gen_level_set(struct bt_mesh_model *model,
+static int gen_level_set(struct bt_mesh_model *model,
               struct bt_mesh_msg_ctx *ctx,
               struct os_mbuf *buf)
 {
@@ -236,9 +241,10 @@ static void gen_level_set(struct bt_mesh_model *model,
 
     gen_level_state = level;
     console_printf("#mesh-level: level=%d\n", gen_level_state);
+    return 0;
 }
 
-static void gen_level_set_unack(struct bt_mesh_model *model,
+static int gen_level_set_unack(struct bt_mesh_model *model,
                 struct bt_mesh_msg_ctx *ctx,
                 struct os_mbuf *buf)
 {
@@ -249,9 +255,10 @@ static void gen_level_set_unack(struct bt_mesh_model *model,
 
     gen_level_state = level;
     console_printf("#mesh-level: level=%d\n", gen_level_state);
+    return 0;
 }
 
-static void gen_delta_set(struct bt_mesh_model *model,
+static int gen_delta_set(struct bt_mesh_model *model,
               struct bt_mesh_msg_ctx *ctx,
               struct os_mbuf *buf)
 {
@@ -264,9 +271,10 @@ static void gen_delta_set(struct bt_mesh_model *model,
 
     gen_level_state += delta_level;
     console_printf("#mesh-level: level=%d\n", gen_level_state);
+    return 0;
 }
 
-static void gen_delta_set_unack(struct bt_mesh_model *model,
+static int gen_delta_set_unack(struct bt_mesh_model *model,
                 struct bt_mesh_msg_ctx *ctx,
                 struct os_mbuf *buf)
 {
@@ -277,18 +285,21 @@ static void gen_delta_set_unack(struct bt_mesh_model *model,
 
     gen_level_state += delta_level;
     console_printf("#mesh-level: level=%d\n", gen_level_state);
+    return 0;
 }
 
-static void gen_move_set(struct bt_mesh_model *model,
+static int gen_move_set(struct bt_mesh_model *model,
              struct bt_mesh_msg_ctx *ctx,
              struct os_mbuf *buf)
 {
+    return 0;
 }
 
-static void gen_move_set_unack(struct bt_mesh_model *model,
+static int gen_move_set_unack(struct bt_mesh_model *model,
                    struct bt_mesh_msg_ctx *ctx,
                    struct os_mbuf *buf)
 {
+    return 0;
 }
 
 static const struct bt_mesh_model_op gen_level_op[] = {
@@ -313,11 +324,12 @@ static struct bt_mesh_model root_models[] = {
 
 static struct bt_mesh_model_pub vnd_model_pub;
 
-static void vnd_model_recv(struct bt_mesh_model *model,
+static int vnd_model_recv(struct bt_mesh_model *model,
                            struct bt_mesh_msg_ctx *ctx,
                            struct os_mbuf *buf)
 {
     struct os_mbuf *msg = NET_BUF_SIMPLE(3);
+    int rc;
 
     console_printf("#vendor-model-recv\n");
 
@@ -327,11 +339,13 @@ static void vnd_model_recv(struct bt_mesh_model *model,
     bt_mesh_model_msg_init(msg, BT_MESH_MODEL_OP_3(0x01, CID_VENDOR));
     os_mbuf_append(msg, buf->om_data, buf->om_len);
 
-    if (bt_mesh_model_send(model, ctx, msg, NULL, NULL)) {
+    rc = bt_mesh_model_send(model, ctx, msg, NULL, NULL);
+    if (rc) {
         console_printf("#vendor-model-recv: send rsp failed\n");
     }
 
     os_mbuf_free_chain(msg);
+    return rc;
 }
 
 static const struct bt_mesh_model_op vnd_model_op[] = {
diff --git a/porting/examples/linux_blemesh/include/syscfg/syscfg.h b/porting/examples/linux_blemesh/include/syscfg/syscfg.h
index 61cc3f20e..5a5288f52 100644
--- a/porting/examples/linux_blemesh/include/syscfg/syscfg.h
+++ b/porting/examples/linux_blemesh/include/syscfg/syscfg.h
@@ -1260,6 +1260,10 @@
 #define MYNEWT_VAL_BLE_MESH_GATT_PROXY_ENABLED (1)
 #endif
 
+#ifndef MYNEWT_VAL_BLE_MESH_GATT_SERVER
+#define MYNEWT_VAL_BLE_MESH_GATT_SERVER (1)
+#endif
+
 #ifndef MYNEWT_VAL_BLE_MESH_FRIEND_ENABLED
 #define MYNEWT_VAL_BLE_MESH_FRIEND_ENABLED (1)
 #endif