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-rw-r--r--drivers/acpi/thermal.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c
index 8349a555b92b..08626c851be7 100644
--- a/drivers/acpi/thermal.c
+++ b/drivers/acpi/thermal.c
@@ -102,6 +102,8 @@ MODULE_DEVICE_TABLE(acpi, thermal_device_ids);
#ifdef CONFIG_PM_SLEEP
static int acpi_thermal_resume(struct device *dev);
+#else
+#define acpi_thermal_resume NULL
#endif
static SIMPLE_DEV_PM_OPS(acpi_thermal_pm, NULL, acpi_thermal_resume);