I get  :

  CC [M]  drivers/media/rc/rc-main.o
In file included from /usr/src/linux-3.0.x/arch/x86/include/asm/uaccess.h:570:0,
                 from include/linux/poll.h:14,
                 from drivers/media/dvb/dvb-core/dvbdev.h:27,
                 from drivers/media/dvb/dvb-core/dvb_ca_en50221.h:27,
                 from drivers/media/dvb/dvb-core/dvb_ca_en50221.c:41:
In function ‘copy_from_user’,
    inlined from ‘dvb_ca_en50221_io_write’ at drivers/media/dvb/dvb-core/dvb_ca_en50221.c:1314:26:
/usr/src/linux-3.0.x/arch/x86/include/asm/uaccess_32.h:211:26: error: call to ‘copy_from_user_overflow’ decla
red with attribute error: copy_from_user() buffer size is not provably correct
make[4]: *** [drivers/media/dvb/dvb-core/dvb_ca_en50221.o] Error 1
make[3]: *** [drivers/media/dvb/dvb-core] Error 2
make[2]: *** [drivers/media/dvb] Error 2
make[2]: *** Waiting for unfinished jobs....
  CC [M]  drivers/media/rc/ir-raw.o


3.0.40 compiled fine, .config unchanged and attached

-- 
MfG/Sincerely
Toralf Förster
pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3