As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT ATTENDANT REPORTED SMOKE IN CABIN AFTER TAKEOFF. FLIGHT RETURNED TO MEM AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED RIGHT TEMPERATURE CONTROL VALVE AND CABIN TEMPERATURE CONTROL BOX. ALSO, CLEANED CABIN TEMPERATURE SENSOR AND ANTICIPATOR. OPERATIONAL CHECK NORMAL. AIRCRAFT RETURNED TO SERVICE.