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b886d83c5b
Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation version 2 of the license extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 315 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Armijn Hemel <armijn@tjaldur.nl> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190531190115.503150771@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
51 lines
1.2 KiB
C
51 lines
1.2 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Copyright (C) 2015 Juniper Networks, Inc.
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*
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* Author:
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* Petko Manolov <petko.manolov@konsulko.com>
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*/
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#include <linux/export.h>
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#include <linux/kernel.h>
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#include <linux/sched.h>
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#include <linux/cred.h>
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#include <linux/err.h>
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#include <linux/init.h>
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#include <linux/slab.h>
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#include <keys/system_keyring.h>
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struct key *ima_blacklist_keyring;
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/*
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* Allocate the IMA blacklist keyring
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*/
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__init int ima_mok_init(void)
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{
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struct key_restriction *restriction;
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pr_notice("Allocating IMA blacklist keyring.\n");
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restriction = kzalloc(sizeof(struct key_restriction), GFP_KERNEL);
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if (!restriction)
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panic("Can't allocate IMA blacklist restriction.");
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restriction->check = restrict_link_by_builtin_trusted;
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ima_blacklist_keyring = keyring_alloc(".ima_blacklist",
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KUIDT_INIT(0), KGIDT_INIT(0), current_cred(),
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(KEY_POS_ALL & ~KEY_POS_SETATTR) |
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KEY_USR_VIEW | KEY_USR_READ |
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KEY_USR_WRITE | KEY_USR_SEARCH,
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KEY_ALLOC_NOT_IN_QUOTA,
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restriction, NULL);
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if (IS_ERR(ima_blacklist_keyring))
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panic("Can't allocate IMA blacklist keyring.");
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set_bit(KEY_FLAG_KEEP, &ima_blacklist_keyring->flags);
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return 0;
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}
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device_initcall(ima_mok_init);
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