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-rw-r--r--drivers/iommu/dmar.c16
1 files changed, 2 insertions, 14 deletions
diff --git a/drivers/iommu/dmar.c b/drivers/iommu/dmar.c
index 9c49300e9fb7..5d0754ed5fa0 100644
--- a/drivers/iommu/dmar.c
+++ b/drivers/iommu/dmar.c
@@ -1,19 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2006, Intel Corporation.
*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
- * Place - Suite 330, Boston, MA 02111-1307 USA.
- *
* Copyright (C) 2006-2008 Intel Corporation
* Author: Ashok Raj <ashok.raj@intel.com>
* Author: Shaohua Li <shaohua.li@intel.com>
@@ -145,7 +133,7 @@ dmar_alloc_pci_notify_info(struct pci_dev *dev, unsigned long event)
for (tmp = dev; tmp; tmp = tmp->bus->self)
level++;
- size = sizeof(*info) + level * sizeof(info->path[0]);
+ size = struct_size(info, path, level);
if (size <= sizeof(dmar_pci_notify_info_buf)) {
info = (struct dmar_pci_notify_info *)dmar_pci_notify_info_buf;
} else {