1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/base/power/sysfs.c b/drivers/base/power/sysfs.c
index 185a52581cfa..156ab57bca77 100644
--- a/drivers/base/power/sysfs.c
+++ b/drivers/base/power/sysfs.c
@@ -272,6 +272,8 @@ static ssize_t pm_qos_latency_tolerance_store(struct device *dev,
                         value = PM_QOS_LATENCY_TOLERANCE_NO_CONSTRAINT;
                 else if (!strcmp(buf, "any") || !strcmp(buf, "any\n"))
                         value = PM_QOS_LATENCY_ANY;
+                else
+                        return -EINVAL;
         }
         ret = dev_pm_qos_update_user_latency_tolerance(dev, value);
         return ret < 0 ? ret : n;