[PATCH] [madwifi] Detect every atheros device present

This patch is for boards with more than one atheros devices. It changes 
detect_atheros() function to continue with the detection of every device
present and don't return when just one is found
Signed-off-by: Vasilis Tsiligiannis <b_tsiligiannis@silverton.gr>


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@15940 3c298f89-4303-0410-b956-a3cf2f4a3e73