From 961b020bc2561a24e01b894d39c81b91ff5513c4 Mon Sep 17 00:00:00 2001
From: sbb <84119280+helloobaby@users.noreply.github.com>
Date: Sat, 17 Dec 2022 12:51:09 +0800
Subject: [PATCH] =?UTF-8?q?documention=E9=87=8C=E7=9A=84=E4=B8=80=E5=A4=84?=
 =?UTF-8?q?=E5=B0=8F=E9=97=AE=E9=A2=98=20(#6748)?=
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* Update thread-comm.md

* Update documentation/thread-comm/thread-comm.md

Co-authored-by: Man, Jianting (Meco) <920369182@qq.com>
---
 documentation/thread-comm/thread-comm.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/documentation/thread-comm/thread-comm.md b/documentation/thread-comm/thread-comm.md
index 36ca46c2a8..f9293b599f 100644
--- a/documentation/thread-comm/thread-comm.md
+++ b/documentation/thread-comm/thread-comm.md
@@ -235,7 +235,7 @@ static void thread1_entry(void *parameter)
         if (rt_mb_recv(&mb, (rt_uint32_t *)&str, RT_WAITING_FOREVER) == RT_EOK)
         {
             rt_kprintf("thread1: get a mail from mailbox, the content:%s\n", str);
-            if (str == mb_str3)
+            if(!strcmp(str, mb_str3))
                 break;
 
             /* Delay 100ms */
-- 
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