change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/security/keys/sysctl.c
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@@ -1,19 +1,13 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /* Key management controls
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  *
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  * Copyright (C) 2008 Red Hat, Inc. All Rights Reserved.
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  * Written by David Howells (dhowells@redhat.com)
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- *
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- * This program is free software; you can redistribute it and/or
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- * modify it under the terms of the GNU General Public Licence
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- * as published by the Free Software Foundation; either version
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- * 2 of the Licence, or (at your option) any later version.
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  */
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 #include <linux/key.h>
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 #include <linux/sysctl.h>
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 #include "internal.h"
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-
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-static const int zero, one = 1, max = INT_MAX;
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 struct ctl_table key_sysctls[] = {
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 	{
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@@ -22,8 +16,8 @@
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 		.maxlen = sizeof(unsigned),
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 		.mode = 0644,
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 		.proc_handler = proc_dointvec_minmax,
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-		.extra1 = (void *) &one,
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-		.extra2 = (void *) &max,
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+		.extra1 = (void *) SYSCTL_ONE,
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+		.extra2 = (void *) SYSCTL_INT_MAX,
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 	},
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 	{
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 		.procname = "maxbytes",
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@@ -31,8 +25,8 @@
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 		.maxlen = sizeof(unsigned),
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 		.mode = 0644,
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 		.proc_handler = proc_dointvec_minmax,
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-		.extra1 = (void *) &one,
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-		.extra2 = (void *) &max,
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+		.extra1 = (void *) SYSCTL_ONE,
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+		.extra2 = (void *) SYSCTL_INT_MAX,
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 	},
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 	{
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 		.procname = "root_maxkeys",
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@@ -40,8 +34,8 @@
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 		.maxlen = sizeof(unsigned),
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 		.mode = 0644,
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 		.proc_handler = proc_dointvec_minmax,
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-		.extra1 = (void *) &one,
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-		.extra2 = (void *) &max,
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+		.extra1 = (void *) SYSCTL_ONE,
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+		.extra2 = (void *) SYSCTL_INT_MAX,
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 	},
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 	{
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 		.procname = "root_maxbytes",
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@@ -49,8 +43,8 @@
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 		.maxlen = sizeof(unsigned),
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 		.mode = 0644,
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 		.proc_handler = proc_dointvec_minmax,
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-		.extra1 = (void *) &one,
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-		.extra2 = (void *) &max,
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+		.extra1 = (void *) SYSCTL_ONE,
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+		.extra2 = (void *) SYSCTL_INT_MAX,
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 	},
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 	{
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 		.procname = "gc_delay",
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@@ -58,8 +52,8 @@
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 		.maxlen = sizeof(unsigned),
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 		.mode = 0644,
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 		.proc_handler = proc_dointvec_minmax,
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-		.extra1 = (void *) &zero,
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-		.extra2 = (void *) &max,
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+		.extra1 = (void *) SYSCTL_ZERO,
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+		.extra2 = (void *) SYSCTL_INT_MAX,
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 	},
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 #ifdef CONFIG_PERSISTENT_KEYRINGS
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 	{
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@@ -68,8 +62,8 @@
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 		.maxlen = sizeof(unsigned),
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 		.mode = 0644,
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 		.proc_handler = proc_dointvec_minmax,
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-		.extra1 = (void *) &zero,
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-		.extra2 = (void *) &max,
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+		.extra1 = (void *) SYSCTL_ZERO,
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+		.extra2 = (void *) SYSCTL_INT_MAX,
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 	},
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 #endif
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 	{ }