diff mbox series

[4.4,045/188] ACPI: bus: Call kobject_put() in acpi_init() error path

Message ID 20210719144923.553345674@linuxfoundation.org
State New
Headers show
Series None | expand

Commit Message

Greg Kroah-Hartman July 19, 2021, 2:50 p.m. UTC 
From: Hanjun Guo <guohanjun@huawei.com>

[ Upstream commit 4ac7a817f1992103d4e68e9837304f860b5e7300 ]

Although the system will not be in a good condition or it will not
boot if acpi_bus_init() fails, it is still necessary to put the
kobject in the error path before returning to avoid leaking memory.

Signed-off-by: Hanjun Guo <guohanjun@huawei.com>
[ rjw: Subject and changelog edits ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/acpi/bus.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index 521d1b28760c..d016eba51a95 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -1087,6 +1087,7 @@  static int __init acpi_init(void)
 	init_acpi_device_notify();
 	result = acpi_bus_init();
 	if (result) {
+		kobject_put(acpi_kobj);
 		disable_acpi();
 		return result;
 	}