diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_hwmon.c b/drivers/net/ethernet/mellanox/mlxsw/core_hwmon.c
index 4dad146b41ae5db1f931201fc48aca944f60da67..913106d37bb05a4a67b36568d1b1c26f156319a2 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core_hwmon.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core_hwmon.c
@@ -169,7 +169,7 @@ static ssize_t mlxsw_hwmon_pwm_store(struct device *dev,
 		dev_err(mlxsw_hwmon->bus_info->dev, "Failed to write PWM\n");
 		return err;
 	}
-	return err ? err : len;
+	return len;
 }
 
 enum mlxsw_hwmon_attr_type {