From fa9b496b2ad33d05871a0691b4a1bbc479b28dde Mon Sep 17 00:00:00 2001
From: xqyjlj <xqyjlj@126.com>
Date: Mon, 6 Nov 2023 13:22:27 +0800
Subject: ✨ feat: fix pid recycling (#8225)
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---
 components/lwp/lwp_pid.c | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/components/lwp/lwp_pid.c b/components/lwp/lwp_pid.c
index e26dfe2017..2b1a342c67 100644
--- a/components/lwp/lwp_pid.c
+++ b/components/lwp/lwp_pid.c
@@ -1308,9 +1308,17 @@ static void _resr_cleanup(struct rt_lwp *lwp)
         /** @note safe since the slist node is release */
         LWP_UNLOCK(lwp);
         LWP_LOCK(child);
-        child->sibling = RT_NULL;
-        /* info: this may cause an orphan lwp */
-        child->parent = RT_NULL;
+        if (child->terminated)
+        {
+            lwp_pid_put(child);
+        }
+        else
+        {
+            child->sibling = RT_NULL;
+            /* info: this may cause an orphan lwp */
+            child->parent = RT_NULL;
+        }
+
         LWP_UNLOCK(child);
         lwp_ref_dec(child);
         lwp_ref_dec(lwp);
-- 
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