From a0ad1a4333918c6df3aa8753598fdf8d663d5d23 Mon Sep 17 00:00:00 2001
From: Jianglei Nie <niejianglei2021@163.com>
Date: Fri, 7 Jan 2022 11:28:55 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8Dhm=5Fliteipc.c?=
 =?UTF-8?q?=E7=9A=84double=20unlock=E9=94=99=E8=AF=AF?=
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对g_cmsTask的访问应该加锁，但代码中LOS_MuxLock被误用为LOS_MuxUnLock，导致double unlock错误。
可以将865行的LOS_MuxUnlock改为LOS_MuxLock来解决这个问题。

Signed-off-by: Jianglei Nie <niejianglei2021@163.com>
---
 kernel/extended/liteipc/hm_liteipc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/extended/liteipc/hm_liteipc.c b/kernel/extended/liteipc/hm_liteipc.c
index 6cdc8584..bc3fb677 100644
--- a/kernel/extended/liteipc/hm_liteipc.c
+++ b/kernel/extended/liteipc/hm_liteipc.c
@@ -862,7 +862,7 @@ LITE_OS_SEC_TEXT STATIC UINT32 CheckMsgSize(IpcMsg *msg)
             totalSize += obj->content.ptr.buffSz;
         }
     }
-    (VOID)LOS_MuxUnlock(&g_serviceHandleMapMux);
+    (VOID)LOS_MuxLock(&g_serviceHandleMapMux, LOS_WAIT_FOREVER);
     if (totalSize > g_cmsTask.maxMsgSize) {
         (VOID)LOS_MuxUnlock(&g_serviceHandleMapMux);
         return -EINVAL;