Make kernel error

I am in folder broadcom/src/1.9.2.7-rtn/
When i run make kernel i get:
ar -C kernel --exclude .svn -cf - arch drivers include sound | tar -C /oleg/broadcom/src/linux/linux-2.6 -xf -
make[1]: Leaving directory `/oleg/broadcom/src/1.9.2.7-rtn/brcm-src-2.6'
make -C kernel-2.6 extra-drivers
make[1]: Entering directory `/oleg/broadcom/src/1.9.2.7-rtn/kernel-2.6'
DRV gspca
DRV usbip
DRV uvc
make[1]: Leaving directory `/oleg/broadcom/src/1.9.2.7-rtn/kernel-2.6'
make -C kernel-2.6 patch
make[1]: Entering directory `/oleg/broadcom/src/1.9.2.7-rtn/kernel-2.6'
Preparing kernel ...
Looking for last applied patch
Patching /oleg/broadcom/src/linux/linux-2.6 with buildhost.patch
buildhost.patch
Can not apply buildhost.patch cleanly
make[1]: *** [patch] Error 1
make[1]: Leaving directory `/oleg/broadcom/src/1.9.2.7-rtn/kernel-2.6'
make: *** [kernel-patch] Error 2

what i am doing wrong. help please