From 53b0b03e6380d03f824e3d0be57f36fb7740bf2a Mon Sep 17 00:00:00 2001
From: shangke <shangke@espressif.com>
Date: Mon, 16 Jan 2017 17:06:12 +0800
Subject: [PATCH] esp_event: event stack overflow

---
 components/esp32/Kconfig        | 2 +-
 components/ethernet/emac_main.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/components/esp32/Kconfig b/components/esp32/Kconfig
index 0afe5ba0f8..8bbd6d032e 100644
--- a/components/esp32/Kconfig
+++ b/components/esp32/Kconfig
@@ -113,7 +113,7 @@ config SYSTEM_EVENT_QUEUE_SIZE
 
 config SYSTEM_EVENT_TASK_STACK_SIZE
     int "Event loop task stack size"
-    default 2048
+    default 4096
     help
         Config system event task stack size in different application.
 
diff --git a/components/ethernet/emac_main.c b/components/ethernet/emac_main.c
index 9446e8ee35..067d1a8ed7 100644
--- a/components/ethernet/emac_main.c
+++ b/components/ethernet/emac_main.c
@@ -588,7 +588,7 @@ esp_err_t esp_eth_tx(uint8_t *buf, uint16_t size)
     if (emac_config.emac_status != EMAC_RUNTIME_START || emac_config.emac_status == EMAC_RUNTIME_NOT_INIT) {
         ESP_LOGI(TAG, "tx netif close");
         ret = ERR_IF;
-        goto _exit;
+        return ret;
     }
 
     xSemaphoreTakeRecursive( emac_tx_xMutex, ( TickType_t ) portMAX_DELAY );