Dealt six-year starter Don Smith to Buffalo for a draft pick, less than 24 hours after signing the holdout DE to a three-year contract. Cut QB Mike Moroski, seven years a Falcons reserve. OG R.C. Thielemann, holding out, suggested a trade if no better offer is forthcoming. Buffalo Bills -- Traded WR Preston Dennard, in his eighth NFL year, to Green Bay for a draft choice; for the 1984 Bills, he caught 30 passes and led the club in touchdown receptions, seven. Waived FB Speedy Neal, who as a 1984 rookie carried 49 times for 175 yards, and LB Brian Pillman, who had been obtained on waivers from Cincinnati. Placed TE Mark Brammer on injured reserve. Traded WR Byron Franklin to Seattle for TE Pete Metzelaars, obtained DE Don Smith from Atlanta for a draft choice. Chicago Bears -- Acquired veteran P Maury Buford from San Diego for a draft pick. Cleveland Browns -- FS Mike Whitwell was the only veteran among seven players waived. Dallas Cowboys -- Labeled veteran OT Howard Richards physically unable to perform (knee) and out at least six weeks of regular season. Denver Broncos -- Cuts included two-year RB Jesse Myles; assignments to injured reserve included TE John Sawyer, DE Brison Manor. Detroit Lions -- Signed WR Willie Curran, cut by Atlanta; waived WR Jason Grimes, put TE Rob Rubick on reserve, physically unable to perform. Houston Oilers -- Waived Florian Kempf, the team's kicker much of the past three years. Put WR Herkie Walls on IR, dislocated finger. Reached verbal agreement on a four-year contract with first-round draftee Richard Johnson, Wisconsin CB, according to Johnson's agent. Stepped up negotiations with club's other first-round pick, DE Richard Childress of Texas A&M. Indianapolis Colts -- Cut seven, including veterans CB James Burroughs and LB Greg Bracelin and free-agent P Tom Orosz; put six on injured reserve, including NT Leo Wisniewski, WR Tracy Porter. Kansas City Chiefs -- Put Billy Jackson, starting FB most of past three seasons, on injured reserve with a massive thigh contusion. Los Angeles Raiders -- Released Darryl Byrd, the only veteran of the Super Bowl XVIII victory among 15 players cut, veteran LB Mark Merrill and veteran NT Rick Ackerman; put eight on injured reserve, including starting inside LB Bob Nelson, who had arthroscopic knee surgery Monday. Los Angeles Rams -- Put holdout RB Eric Dickerson and LB Jack Youngblood, who has been held out of training camp, on did-not-report list. Miami Dolphins -- Put NG Bob Baumhower and OT Eric Laakso on the physically unable-to-perform list, ruling out their return until at least seven weeks into the season. Coach Don Shula had hoped Baumhower would make the opener. Minnesota Vikings -- Placed 11-year OT Steve Riley, who in the last six seasons started every game but one, on reserve-retired list. Waived DL Byron Jones, 12th-round draftee from Tulsa whose interception touchdown keyed Saturday's 41-34 victory over Pittsburgh; ninth-round draftee Jaime Covington, Syracuse RB; ex-USFL TE Mark Rush; second-year DB Jeff Colter. Put on injured reserve LB Walker Lee Ashley, who incurred a season-ending Achilles' tendon tear in the Steelers game. Second-year WR Dwight Collins, a holdout for contract renegotiation, was placed on the reserve-did not report list; third-round draftee Tim Long, a 300-pound OT from Memphis State, left camp for unknown reasons; DE Neil Elshire signed after a long holdout. New Orleans Saints -- Cut KR Jitter Fields and backup NT Gary Lewis. Signed OG Petey Perot, who played five years with Philadelphia. New York Giants -- Signed Eric Schubert, cut Monday by New England, to kick while regular K Ali Haji-Sheikh recovers from a hamstring pull. Philadelphia Eagles -- Cut OT Rusty Russell. Pittsburgh Steelers -- Put eight players on injured reserve, including S Robert Williams, WR Dave Murphy, C-G Randy Rasmussen. San Diego Chargers -- Sent the top punter in the club's history, three-year veteran Maury Buford, to Chicago for a draft choice. Rookie Ralf Mojsiejenko of Michigan State beat him out. All-pro TE Kellen Winslow, who may make it back by midseason after his severe knee injury of 1984, headed a cast of 10 placed on a variety of injured reserve lists. San Francisco 49ers -- The Super Bowl champions cut 14 players, including former USFL Los Angeles Express starting CB Wymon Henderson. Seattle Seahawks -- Signed holdout CB Dave Brown, who played out his option with the Seahawks in 1984. Released QB Frank Seurer, lately of the USFL Los Angeles Express, and three-year NFL OT Sid Abramowitz. Listed RB Zachary Dixon reserve-physically unable to perform because of a 1984 knee injury; put WR Chris Castor on IR, broken clavicle; designated WR Paul Johns reserve-did not report, after he failed a physical because of a 1984 neck injury. Tampa Bay Buccaneers -- Cut rookie QB Steve Calabria, ninth-round draft choice from Colgate.