Do this
open terminal type in :
Code:
cvs -z3 -d:pserver:anonymous@cvs.sourceforge.net:/cvsroot/madwifi \co madwifi
su
type in your root password
yum install sharutils
cd madwifi
make
make install
modprobe ath_pci
close terminal window
goto system settings --> network -->
Enter root password --> click on new --> wireless --> choose "atheros..." enter your paticular settings --> when done hit save then activate.