From 3c0fbf0c7e131e722028d42235c88f3f34b3378a Mon Sep 17 00:00:00 2001
From: bernard <bernard.xiong@rt-thread.com>
Date: Tue, 17 Oct 2017 09:45:17 +0800
Subject: [PATCH] [finsh] Fix the C99 issue.

---
 components/finsh/shell.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/components/finsh/shell.c b/components/finsh/shell.c
index 462d4643e5..8e1f814560 100644
--- a/components/finsh/shell.c
+++ b/components/finsh/shell.c
@@ -84,13 +84,12 @@ const char *finsh_get_prompt()
 
 static char finsh_getchar(void)
 {
-    RT_ASSERT(shell != RT_NULL);
-
 #ifdef RT_USING_POSIX_STDIN
     return getchar();
 #else
     char ch;
 
+    RT_ASSERT(shell != RT_NULL);
     while (rt_device_read(shell->device, -1, &ch, 1) != 1)
         rt_sem_take(&shell->rx_sem, RT_WAITING_FOREVER);
 
-- 
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