From 1e6137268da1e7e997df827f243ed088af31e40c Mon Sep 17 00:00:00 2001
From: Bluebear233 <417350690@qq.com>
Date: Mon, 20 Feb 2017 11:32:13 +0800
Subject: [PATCH] Update i2c_core.c
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修复I2C读写函数，I2C传输失败时返回成功的问题
---
 components/drivers/i2c/i2c_core.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/components/drivers/i2c/i2c_core.c b/components/drivers/i2c/i2c_core.c
index 09616235d..739ae7ad4 100644
--- a/components/drivers/i2c/i2c_core.c
+++ b/components/drivers/i2c/i2c_core.c
@@ -93,7 +93,7 @@ rt_size_t rt_i2c_master_send(struct rt_i2c_bus_device *bus,
                              const rt_uint8_t         *buf,
                              rt_uint32_t               count)
 {
-    rt_size_t ret;
+    rt_err_t ret;
     struct rt_i2c_msg msg;
 
     msg.addr  = addr;
@@ -112,7 +112,7 @@ rt_size_t rt_i2c_master_recv(struct rt_i2c_bus_device *bus,
                              rt_uint8_t               *buf,
                              rt_uint32_t               count)
 {
-    rt_size_t ret;
+    rt_err_t ret;
     struct rt_i2c_msg msg;
     RT_ASSERT(bus != RT_NULL);
 
-- 
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