diff options
Diffstat (limited to 'drivers/acpi/acpica/hwxfsleep.c')
| -rw-r--r-- | drivers/acpi/acpica/hwxfsleep.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/acpi/acpica/hwxfsleep.c b/drivers/acpi/acpica/hwxfsleep.c index abbf9702aa7f..a4b66f4b2714 100644 --- a/drivers/acpi/acpica/hwxfsleep.c +++ b/drivers/acpi/acpica/hwxfsleep.c @@ -3,7 +3,7 @@ * * Name: hwxfsleep.c - ACPI Hardware Sleep/Wake External Interfaces * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ @@ -166,6 +166,9 @@ acpi_status acpi_enter_sleep_state_s4bios(void) status = acpi_hw_write_port(acpi_gbl_FADT.smi_command, (u32)acpi_gbl_FADT.s4_bios_request, 8); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } do { acpi_os_stall(ACPI_USEC_PER_MSEC); |
