Arizona Cardinals cornerback Patrick Peterson (21) pumps up the crowd during the second half of an NFL football game against the San Francisco 49ers, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Rick Scuteri)

Arizona Cardinals cornerback Patrick Peterson (21) gives a thumbs up prior to an NFL football game against the San Francisco 49ers, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Rick Scuteri)

San Francisco 49ers' Colin Kaepernick throws a pass as he warms up prior to an NFL football game against the Arizona Cardinals, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

San Francisco 49ers running back Frank Gore (21) runs the balls as Arizona Cardinals cornerback Antonio Cromartie (31) pursues during the first half of an NFL football game, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Rick Scuteri)

San Francisco 49ers quarterback Colin Kaepernick (7) throws against the Arizona Cardinals during the first half of an NFL football game, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Rick Scuteri)

San Francisco 49ers wide receiver Michael Crabtree (15) scores a touchdown as Arizona Cardinals cornerback Jerraud Powers (25) defends during the first half of an NFL football game, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Teammates congratulate Arizona Cardinals kicker Chandler Catanzaro (7) on a field goal during the first half of an NFL football game against the San Francisco 49ers, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Rick Scuteri)

Arizona Cardinals quarterback Drew Stanton (5) tries to escape the reach of San Francisco 49ers cornerback Perrish Cox (20), Patrick Willis (52) and Jimmie Ward (25) during the first half of an NFL football game, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Rick Scuteri)

San Francisco 49ers quarterback Colin Kaepernick (7) scrambles as Arizona Cardinals defensive end Calais Campbell (93) pursues during the first half of an NFL football game, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Arizona Cardinals head coach Bruce Arians yells to an official during the first half of an NFL football game against the San Francisco 49ers, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Rick Scuteri)

San Francisco 49ers wide receiver Michael Crabtree (15) is hit by Arizona Cardinals middle linebacker Larry Foote (50) and Tony Jefferson (22) during the first half of an NFL football game, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Arizona Cardinals wide receiver Ted Ginn Jr. (19) is hit by San Francisco 49ers cornerback Chris Cook (22) during the first half of an NFL football game, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Rick Scuteri)

San Francisco 49ers head coach Jim Harbaugh talks with Colin Kaepernick (7) during the first half of an NFL football game, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Arizona Cardinals running back Andre Ellington (38) is unable to hold onto the ball as San Francisco 49ers inside linebacker Patrick Willis (52) and Jimmie Ward (25) defend during the first half of an NFL football game, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Arizona Cardinals quarterback Drew Stanton (5) throws against the San Francisco 49ers during the first half of an NFL football game, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

San Francisco 49ers quarterback Colin Kaepernick (7) slides as Arizona Cardinals cornerback Jerraud Powers (25) defends during the first half of an NFL football game, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Rick Scuteri)

San Francisco 49ers wide receiver Steve Johnson (13) tries to avoid Arizona Cardinals cornerback Jerraud Powers (25) during the second half of an NFL football game, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

San Francisco 49ers quarterback Colin Kaepernick (7) is pursued by Arizona Cardinals free safety Tony Jefferson (22) during the second half of an NFL football game Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Arizona Cardinals wide receiver Michael Floyd (15) makes the catch as San Francisco 49ers cornerback Chris Culliver (29) looks back during the second half of an NFL football game, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Rick Scuteri)

San Francisco 49ers cornerback Perrish Cox (20) breaks up a pass intended for Arizona Cardinals wide receiver Michael Floyd (15) during the second half of an NFL football game, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

San Francisco 49ers head coach Jim Harbaugh yells to the officials during the second half of an NFL football game against the Arizona Cardinals, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Arizona Cardinals wide receiver Larry Fitzgerald celebrates a catch against the San Francisco 49ers. (AP Photo/Ross D. Franklin)

Arizona Cardinals tight end John Carlson (89) is hit out of bounds by San Francisco 49ers strong safety Antoine Bethea (41) during the second half of an NFL football game, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Rick Scuteri)

Arizona Cardinals wide receiver John Brown (12) celebrates his touchdown with John Carlson during the second half of an NFL football game, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Rick Scuteri)

San Francisco 49ers kicker Phil Dawson attempts a field goals as Andy Lee (4) holds against the Arizona Cardinals during the second half of an NFL football game, Sunday, Sept. 21, 2014, in Glendale, Ariz. The field goal was blocked by the Cardinals. (AP Photo/Ross D. Franklin)

Arizona Cardinals wide receiver John Brown (12) celebrates his touchdown against the San Francisco 49ers during the second half of an NFL football game, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

San Francisco 49ers quarterback Colin Kaepernick (7) tries to escape the pursuing Arizona Cardinals defensive end Calais Campbell (93) during the second half of an NFL football game, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Rick Scuteri)

San Francisco 49ers tight end Derek Carrier (46) pulls in a pass as Arizona Cardinals free safety Tony Jefferson (22) defends during the first half of an NFL football game, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Rick Scuteri)

San Francisco 49ers' Frank Gore warms up prior to an NFL football game against the Arizona Cardinals, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

San Francisco 49ers head coach Jim Harbaugh warms up his players prior to an NFL football game against the Arizona Cardinals, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Matt York)

San Francisco 49ers head coach Jim Harbaugh, left, gets ready to toss the football to quarterback Colin Kaepernick (7) prior to an NFL football game against the Arizona Cardinals, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Arizona Cardinals quarterback Drew Stanton (5) warms up prior to an NFL football game against the San Francisco 49ers, Sunday, Sept. 21, 2014, in Glendale, Ariz. (AP Photo/Rick Scuteri)