--- xnu/xnu-12377.101.15/tests/read_nullbuf.c
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
- * Copyright (c) 2022 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 <errno.h>
-#include <fcntl.h>
-#include <unistd.h>
-
-#include <darwintest.h>
-#include <darwintest_utils.h>
-
-T_GLOBAL_META(
-	T_META_RUN_CONCURRENTLY(true),
-	T_META_NAMESPACE("xnu.vfs"),
-	T_META_OWNER("chrisjd")
-	);
-
-T_DECL(read_nullbuf, "read into a NULL buffer should fail")
-{
-	int fd;
-	ssize_t result;
-
-	fd = open("/etc/passwd", O_RDONLY);
-	T_ASSERT_NE(fd, -1, "open /etc/passwd for reading");
-
-	result = read(fd, NULL, 8);
-	T_ASSERT_EQ(result, -1, "expected to fail");
-	T_ASSERT_EQ(errno, EFAULT, "should have errno == EFAULT");
-}