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-rw-r--r--drivers/thermal/thermal_sys.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/thermal/thermal_sys.c b/drivers/thermal/thermal_sys.c
index 3bc72ea57e09..5066de5cfc0c 100644
--- a/drivers/thermal/thermal_sys.c
+++ b/drivers/thermal/thermal_sys.c
@@ -377,7 +377,7 @@ thermal_cooling_device_cur_state_store(struct device *dev,
if (!sscanf(buf, "%ld\n", &state))
return -EINVAL;
- if (state < 0)
+ if ((long)state < 0)
return -EINVAL;
result = cdev->ops->set_cur_state(cdev, state);