From 7bcee9bcb14f337efb6fcacecc1501d01624c0a3 Mon Sep 17 00:00:00 2001
From: shaojinchun <shaojinchun@rt-thread.com>
Date: Wed, 24 Apr 2019 09:14:00 +0800
Subject: 
 semaphore结构中value仍改为uint16_t,加入对其设置范围的检测，加入对齐变量
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---
 src/ipc.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/ipc.c')

diff --git a/src/ipc.c b/src/ipc.c
index 7f603cfc4d..74faf6ac7e 100644
--- a/src/ipc.c
+++ b/src/ipc.c
@@ -201,6 +201,7 @@ rt_err_t rt_sem_init(rt_sem_t    sem,
                      rt_uint8_t  flag)
 {
     RT_ASSERT(sem != RT_NULL);
+    RT_ASSERT(value < 0x10000U);
 
     /* init object */
     rt_object_init(&(sem->parent.parent), RT_Object_Class_Semaphore, name);
@@ -209,7 +210,7 @@ rt_err_t rt_sem_init(rt_sem_t    sem,
     rt_ipc_object_init(&(sem->parent));
 
     /* set init value */
-    sem->value = value;
+    sem->value = (rt_uint16_t)value;
 
     /* set parent */
     sem->parent.parent.flag = flag;
@@ -261,6 +262,7 @@ rt_sem_t rt_sem_create(const char *name, rt_uint32_t value, rt_uint8_t flag)
     rt_sem_t sem;
 
     RT_DEBUG_NOT_IN_INTERRUPT;
+    RT_ASSERT(value < 0x10000U);
 
     /* allocate object */
     sem = (rt_sem_t)rt_object_allocate(RT_Object_Class_Semaphore, name);
-- 
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