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CAT:NONE; SFS:(13230022)(4636009)(376002)(346002)(396003)(136003)(39860400002)(451199015)(46966006)(36840700001)(40470700004)(36756003)(81166007)(82740400003)(356005)(36860700001)(82310400005)(186003)(83380400001)(86362001)(336012)(47076005)(16526019)(426003)(40460700003)(1076003)(26005)(6666004)(7696005)(5660300002)(478600001)(2616005)(2906002)(316002)(41300700001)(8936002)(70206006)(70586007)(110136005)(8676002)(40480700001)(36900700001); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 04 Oct 2022 23:05:52.9555 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 4b7faab8-b7ea-43bd-dd9e-08daa65cfc85 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d; Ip=[165.204.84.17]; Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT109.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR12MB4534 Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org From: Ashish Kalra Change num_ghes from int to unsigned int, preventing an overflow and causing subsequent vmalloc to fail. Signed-off-by: Ashish Kalra --- drivers/acpi/apei/ghes.c | 2 +- include/acpi/ghes.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/acpi/apei/ghes.c b/drivers/acpi/apei/ghes.c index d91ad378c00d..6d7c202142a6 100644 --- a/drivers/acpi/apei/ghes.c +++ b/drivers/acpi/apei/ghes.c @@ -163,7 +163,7 @@ static void ghes_unmap(void __iomem *vaddr, enum fixed_addresses fixmap_idx) clear_fixmap(fixmap_idx); } -int ghes_estatus_pool_init(int num_ghes) +int ghes_estatus_pool_init(unsigned int num_ghes) { unsigned long addr, len; int rc; diff --git a/include/acpi/ghes.h b/include/acpi/ghes.h index 34fb3431a8f3..292a5c40bd0c 100644 --- a/include/acpi/ghes.h +++ b/include/acpi/ghes.h @@ -71,7 +71,7 @@ int ghes_register_vendor_record_notifier(struct notifier_block *nb); void ghes_unregister_vendor_record_notifier(struct notifier_block *nb); #endif -int ghes_estatus_pool_init(int num_ghes); +int ghes_estatus_pool_init(unsigned int num_ghes); /* From drivers/edac/ghes_edac.c */