From 0d5f467d6a0ba852ea3aad68663cbcbd43300fd4 Mon Sep 17 00:00:00 2001
From: void0red <30990023+void0red@users.noreply.github.com>
Date: Tue, 21 Mar 2023 14:59:27 +0800
Subject: ACPICA: check null return of ACPI_ALLOCATE_ZEROED in
 AcpiDbDisplayObjects

ACPI_ALLOCATE_ZEROED may fails, ObjectInfo might be null and will cause null pointer dereference later.
---
 source/components/debugger/dbnames.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/source/components/debugger/dbnames.c b/source/components/debugger/dbnames.c
index ae4a10ca5..084a25287 100644
--- a/source/components/debugger/dbnames.c
+++ b/source/components/debugger/dbnames.c
@@ -883,6 +883,9 @@ AcpiDbDisplayObjects (
     if (!ObjTypeArg)
     {
         ObjectInfo = ACPI_ALLOCATE_ZEROED (sizeof (ACPI_OBJECT_INFO));
+            
+        if (!ObjectInfo)
+                return (AE_NO_MEMORY);
 
         /* Walk the namespace from the root */
 
-- 
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