The driver who struck and killed NFL coach Greg Knapp has reportedly been cleared of any wrongdoing ... and will not face criminal charges.
58-year-old Knapp was riding his bicycle in San Ramon, CA on July 17 ... when he was hit by a car and rushed to the hospital with severe injuries.
Knapp -- who had just been hired to be the New York Jets' passing game coordinator -- tragically passed away on July 22 ... a loss that was felt throughout the NFL community.