From 2edb385d27bbe69f9a44acd9ff08cbca6660da80 Mon Sep 17 00:00:00 2001
From: nongxiaoming <nongxiaoming@qq.com>
Date: Thu, 20 Sep 2018 15:24:45 +0800
Subject: [PATCH] [bsp][stm32f40x] Fix the bug of gpio driver.

---
 bsp/stm32f40x/drivers/gpio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/bsp/stm32f40x/drivers/gpio.c b/bsp/stm32f40x/drivers/gpio.c
index 61fb8b3977..8d8ac42bbf 100644
--- a/bsp/stm32f40x/drivers/gpio.c
+++ b/bsp/stm32f40x/drivers/gpio.c
@@ -763,7 +763,7 @@ rt_err_t stm32_pin_irq_enable(struct rt_device *device, rt_base_t pin, rt_uint32
     }
     else if (enabled == PIN_IRQ_DISABLE)
     {
-        irq = get_pin_irq(index->pin);
+        irq = get_pin_irq(pin);
         if (irq == RT_NULL)
         {
             return -RT_ENOSYS;
-- 
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