diff options
Diffstat (limited to 'drivers/acpi')
| -rw-r--r-- | drivers/acpi/pci_link.c | 3 | ||||
| -rw-r--r-- | drivers/acpi/processor_perflib.c | 5 |
2 files changed, 7 insertions, 1 deletions
diff --git a/drivers/acpi/pci_link.c b/drivers/acpi/pci_link.c index 07bc6dfe662..8920e8c6e24 100644 --- a/drivers/acpi/pci_link.c +++ b/drivers/acpi/pci_link.c @@ -812,6 +812,9 @@ static int irqrouter_resume(struct sys_device *dev) ACPI_FUNCTION_TRACE("irqrouter_resume"); + /* Make sure SCI is enabled again (Apple firmware bug?) */ + acpi_set_register(ACPI_BITREG_SCI_ENABLE, 1, ACPI_MTX_DO_NOT_LOCK); + acpi_in_resume = 1; list_for_each(node, &acpi_link.entries) { link = list_entry(node, struct acpi_pci_link, node); diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c index abbdb37a7f5..f36db22ce1a 100644 --- a/drivers/acpi/processor_perflib.c +++ b/drivers/acpi/processor_perflib.c @@ -577,6 +577,8 @@ acpi_processor_register_performance(struct acpi_processor_performance return_VALUE(-EBUSY); } + WARN_ON(!performance); + pr->performance = performance; if (acpi_processor_get_performance_info(pr)) { @@ -609,7 +611,8 @@ acpi_processor_unregister_performance(struct acpi_processor_performance return_VOID; } - kfree(pr->performance->states); + if (pr->performance) + kfree(pr->performance->states); pr->performance = NULL; acpi_cpufreq_remove_file(pr); |