1) git clone git://git.osmocom.org/rtl-sdr.git
2) enter to  rtl-sdr i tworzymy katalog 'build'
3) 
cmake ../ -DINSTALL_UDEV_RULES=ON -DDETACH_KERNEL_DRIVER=ON
next...
4)
make

and if ok...

sudo make install.

5) ldconfig

6)
rtl_test t