--- xnu/xnu-12377.101.15/iokit/Kernel/IOProviderPropertyMerger.cpp
+++ /dev/null
@@ -1,66 +0,0 @@
-/*
- * Copyright (c) 2024 Apple Inc. All rights reserved.
- *
- * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
- *
- * This file contains Original Code and/or Modifications of Original Code
- * as defined in and that are subject to the Apple Public Source License
- * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. The rights granted to you under the License
- * may not be used to create, or enable the creation or redistribution of,
- * unlawful or unlicensed copies of an Apple operating system, or to
- * circumvent, violate, or enable the circumvention or violation of, any
- * terms of an Apple operating system software license agreement.
- *
- * Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this file.
- *
- * The Original Code and all software distributed under the License are
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
- * limitations under the License.
- *
- * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
- */
-
-#include <IOKit/IOProviderPropertyMerger.h>
-#include <IOKit/IOService.h>
-
-#define super IOService
-OSDefineMetaClassAndStructors(IOProviderPropertyMerger, IOService);
-
-bool
-IOProviderPropertyMerger::init(OSDictionary * dictionary)
-{
-	OSDictionary *mergeProperties = OSDynamicCast(OSDictionary, dictionary->getObject(kIOProviderMergePropertiesKey));
-	OSDictionary *parentMergeProperties = OSDynamicCast(OSDictionary, dictionary->getObject(kIOProviderParentMergePropertiesKey));
-
-	// remove security-sensitive properties from the dictionary used to merge properties to provider
-	if (mergeProperties) {
-		mergeProperties->removeObject(gIOServiceDEXTEntitlementsKey);
-	}
-	if (parentMergeProperties) {
-		parentMergeProperties->removeObject(gIOServiceDEXTEntitlementsKey);
-	}
-
-	return super::init(dictionary);
-}
-
-bool
-IOProviderPropertyMerger::setProperty(const OSSymbol * aKey, OSObject * anObject)
-{
-	// Disallow modifying security-sensitive properties
-	if (aKey->isEqualTo(kIOProviderMergePropertiesKey) || aKey->isEqualTo(kIOProviderParentMergePropertiesKey)) {
-		return false;
-	}
-	return super::setProperty(aKey, anObject);
-}
-
-void
-IOProviderPropertyMerger::setPropertyTable(OSDictionary * dict __unused)
-{
-	// Disallow changing the entire property table since that can change security-sensitive properties
-}