From 08c15f1b118e1c75f4adbbe983077cb034009fdd Mon Sep 17 00:00:00 2001
From: greed-island <62747314+greed-island@users.noreply.github.com>
Date: Tue, 31 Mar 2020 23:54:41 +0800
Subject: [PATCH] Update ipc.c
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程序的分支逻辑出错。
详见修改。
---
 src/ipc.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/ipc.c b/src/ipc.c
index e6955bae37..8e8c4db842 100644
--- a/src/ipc.c
+++ b/src/ipc.c
@@ -1186,6 +1186,11 @@ rt_err_t rt_event_recv(rt_event_t   event,
     {
         /* no waiting */
         thread->error = -RT_ETIMEOUT;
+        
+        /* enable interrupt */
+        rt_hw_interrupt_enable(level);
+        
+        return -RT_ETIMEOUT;
     }
     else
     {