From e8c56ceadcae5494e179f38f3f90119151895657 Mon Sep 17 00:00:00 2001
From: MrKevinWeiss <weiss.kevin604@gmail.com>
Date: Fri, 29 Jun 2018 13:10:40 +0200
Subject: [PATCH] cpu/stm32_common/i2c: Fix return error code

---
 cpu/stm32_common/periph/i2c_2.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/cpu/stm32_common/periph/i2c_2.c b/cpu/stm32_common/periph/i2c_2.c
index 2eac5ced0c..211019211d 100644
--- a/cpu/stm32_common/periph/i2c_2.c
+++ b/cpu/stm32_common/periph/i2c_2.c
@@ -436,7 +436,7 @@ static int _start(I2C_TypeDef *i2c, uint8_t address, uint8_t rw_flag, uint8_t fl
     while (!(i2c->SR1 & I2C_SR1_ADDR) && tick--) {
         if ((i2c->SR1 & ERROR_FLAG) || !tick) {
             i2c->CR1 |= I2C_CR1_STOP;
-            return -ETIMEDOUT;
+            return -EIO;
         }
     }
 
@@ -500,7 +500,7 @@ static inline int _wait_ready(I2C_TypeDef *i2c)
     while ((i2c->SR2 & I2C_SR2_BUSY) && tick--) {
         if (!tick) {
             DEBUG("[i2c] wait_ready: timeout\n");
-            return -EIO;
+            return -ETIMEDOUT;
         }
     }