diff options
Diffstat (limited to 'drivers/acpi/events/evxface.c')
| -rw-r--r-- | drivers/acpi/events/evxface.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/acpi/events/evxface.c b/drivers/acpi/events/evxface.c index 923fd2b4695..685a103a358 100644 --- a/drivers/acpi/events/evxface.c +++ b/drivers/acpi/events/evxface.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -768,11 +768,9 @@ acpi_status acpi_acquire_global_lock(u16 timeout, u32 * handle) return (AE_BAD_PARAMETER); } - status = acpi_ex_enter_interpreter(); - if (ACPI_FAILURE(status)) { - return (status); - } + /* Must lock interpreter to prevent race conditions */ + acpi_ex_enter_interpreter(); status = acpi_ev_acquire_global_lock(timeout); acpi_ex_exit_interpreter(); |