Signed-off-by: Cédric Le Goater <c...@fr.ibm.com>
---
 arch/powerpc/platforms/powernv/opal-sensor.c |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/powerpc/platforms/powernv/opal-sensor.c 
b/arch/powerpc/platforms/powernv/opal-sensor.c
index 4ab67ef7abc9..544292f2020f 100644
--- a/arch/powerpc/platforms/powernv/opal-sensor.c
+++ b/arch/powerpc/platforms/powernv/opal-sensor.c
@@ -72,6 +72,9 @@ static __init int opal_sensor_init(void)
        struct platform_device *pdev;
        struct device_node *sensor;
 
+       if (!opal_check_token(OPAL_SENSOR_READ))
+               return -ENODEV;
+
        sensor = of_find_node_by_path("/ibm,opal/sensors");
        if (!sensor) {
                pr_err("Opal node 'sensors' not found\n");
-- 
1.7.10.4

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