From 3dab0433448693760a0966dccfcb38f7aff77947 Mon Sep 17 00:00:00 2001
From: Conghui <conghui.chen@intel.com>
Date: Tue, 9 Aug 2022 12:26:11 +0800
Subject: [PATCH] dm: bugfix for iothread

As the type of pthread_t is unsigned long, so the init value for it
should not be '-1'. When the tid is '-1', it will continue to call
pthread_kill/pthread_join. This is incorrect.

Tracked-On: #7960
Signed-off-by: Conghui <conghui.chen@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Wang, Yu1 <yu1.wang@intel.com>
---
 devicemodel/core/iothread.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/devicemodel/core/iothread.c b/devicemodel/core/iothread.c
index 0f56ea60d..238ecb375 100644
--- a/devicemodel/core/iothread.c
+++ b/devicemodel/core/iothread.c
@@ -145,7 +145,7 @@ iothread_init(void)
 	pthread_mutex_init(&ioctx.mtx, &attr);
 	pthread_mutexattr_destroy(&attr);
 
-	ioctx.tid = -1;
+	ioctx.tid = 0;
 	ioctx.started = false;
 	ioctx.epfd = epoll_create1(0);