uncritical

Lacking critique or critical examination; undiscriminating.

an uncritical review

Let any competent judge read Hacket's Life of Archbishop Williams, and then these Sermons, and so measure the stultifying, nugifying effect of a blind and uncritical study of the Fathers […]

Having a disregard for critical standards or procedures.

Slow to criticize.

uncritical to the point of tolerating incompetence, jeopardizing the business model