[PATCH RFC v4 06/15] ACPI: convert acpi_processor_post_eject() to use IS_ENABLED()

["Russell King (Oracle)" <rmk+kernel@armlinux.org.uk>]

Rather than ifdef'ing acpi_processor_post_eject() and its use site, use
IS_ENABLED() to increase compile coverage.

Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
---
 drivers/acpi/acpi_processor.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c
index 00809c3b09f7..5351095b6968 100644
--- a/drivers/acpi/acpi_processor.c
+++ b/drivers/acpi/acpi_processor.c
@@ -457,12 +457,14 @@ static int acpi_processor_add(struct acpi_device *device,
 	return result;
 }
 
-#ifdef CONFIG_ACPI_HOTPLUG_CPU
 /* Removal */
 static void acpi_processor_post_eject(struct acpi_device *device)
 {
 	struct acpi_processor *pr;
 
+	if (!IS_ENABLED(CONFIG_ACPI_HOTPLUG_CPU))
+		return;
+
 	if (!device || !acpi_driver_data(device))
 		return;
 
@@ -501,7 +503,6 @@ static void acpi_processor_post_eject(struct acpi_device *device)
 	free_cpumask_var(pr->throttling.shared_cpu_map);
 	kfree(pr);
 }
-#endif /* CONFIG_ACPI_HOTPLUG_CPU */
 
 #ifdef CONFIG_ARCH_MIGHT_HAVE_ACPI_PDC
 bool __init processor_physically_present(acpi_handle handle)
@@ -626,9 +627,7 @@ static const struct acpi_device_id processor_device_ids[] = {
 static struct acpi_scan_handler processor_handler = {
 	.ids = processor_device_ids,
 	.attach = acpi_processor_add,
-#ifdef CONFIG_ACPI_HOTPLUG_CPU
 	.post_eject = acpi_processor_post_eject,
-#endif
 	.hotplug = {
 		.enabled = true,
 	},
-- 
2.30.2