From 5152b3338590b10c2464eecb65ba5d67ccbdc0a4 Mon Sep 17 00:00:00 2001
From: xiongweichao <xiongweichao@espressif.com>
Date: Wed, 17 Nov 2021 11:02:03 +0800
Subject: [PATCH] Dereference null return value

---
 components/bt/host/bluedroid/stack/btm/btm_pm.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/components/bt/host/bluedroid/stack/btm/btm_pm.c b/components/bt/host/bluedroid/stack/btm/btm_pm.c
index 7f7cc14ebd..77d662c442 100644
--- a/components/bt/host/bluedroid/stack/btm/btm_pm.c
+++ b/components/bt/host/bluedroid/stack/btm/btm_pm.c
@@ -709,6 +709,9 @@ void btm_pm_proc_cmd_status(UINT8 status)
 
 
     p_acl_cb = btm_handle_to_acl(btm_cb.pm_pend_link_hdl);
+    if (p_acl_cb == NULL) {
+        return;
+    }
     p_cb = p_acl_cb->p_pm_mode_db;
 
     if (status == HCI_SUCCESS) {