ACPICA: Events: add a return on failure from acpi_hw_register_read
authorErik Schmauss <erik.schmauss@intel.com>
Wed, 14 Mar 2018 23:13:08 +0000 (16:13 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 30 May 2018 05:52:31 +0000 (07:52 +0200)
commitbf9b263b3e75184bfde4b5e578f2a83132f3e2b9
treec4cd20f6003c2362c67d90fbe80eff9bc113aec6
parent601ae35b3f19ea673a1ed6d416f25c2e084886cf
ACPICA: Events: add a return on failure from acpi_hw_register_read

[ Upstream commit b4c0de312613ca676db5bd7e696a44b56795612a ]

This ensures that acpi_ev_fixed_event_detect() does not use fixed_status
and and fixed_enable as uninitialized variables.

Signed-off-by: Erik Schmauss <erik.schmauss@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/acpi/acpica/evevent.c