From: moonlightsh <85744700@qq.com>
Date: Fri, 16 Jul 2021 02:21:06 +0000 (+0800)
Subject: fix evthread_use_pthreads_with_flags dead lock when first  return
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=c29f1dbe116c88434e77721ca215b8d2082b247f;p=libevent

fix evthread_use_pthreads_with_flags dead lock when first  return
---

diff --git a/evthread_pthread.c b/evthread_pthread.c
index 0614a066..00018d4a 100644
--- a/evthread_pthread.c
+++ b/evthread_pthread.c
@@ -215,6 +215,7 @@ evthread_use_pthreads_with_flags(int flags)
 	evthread_set_id_callback(evthread_posix_get_id);
 	once_init = 1;
 
+	pthread_mutex_unlock(&once_init_lock);
 	return 0;
 error:
 	pthread_mutex_unlock(&once_init_lock);