RT5370 monitor mode channel -1 patch

to make RT5370 based USB adapter work in monitor mode without mon0: -1 error do the following

sudo -s
apt-get install build-essential
wget http://wireless.kernel.org/download/compat-wireless-2.6/compat-wireless-2011-06-16.tar.bz2
tar -jxf compat-wireless-2011-06-16.tar.bz2
cd compat-wireless-2011-06-16
wget http://patches.aircrack-ng.org/mac80211.compat08082009.wl_frag+ack_v1.patch
patch -p1 < mac80211.compat08082009.wl_frag+ack_v1.patch
wget http://patches.aircrack-ng.org/channel-negative-one-maxim.patch
patch ./net/wireless/chan.c channel-negative-one-maxim.patch
make
make install
modprobe rt2800usb
echo 148F 5370 > /sys/bus/usb/drivers/rt2800usb/new_id

this was successfully done on ubuntu 11.10 with kernel 3.0.0-12