make -C /home/jan/buildroot/brcm/build_mipsel/linux-2.6-brcm47xx/iptables-1.3.7 clean
/bin/sh: extensions/.CHAOS-test: Permission denied
/bin/sh: extensions/.DELUDE-test: Permission denied
/bin/sh: extensions/.IMQ-test: Permission denied
/bin/sh: extensions/.layer7-test: Permission denied
/bin/sh: extensions/.portscan-test: Permission denied
/bin/sh: extensions/.IMQ-test6: Permission denied
make[4]: Entering directory `/home/jan/buildroot/brcm/build_mipsel/linux-2.6-brcm47xx/iptables-1.3.7'
Making dependencies: please wait...
make[4]: Leaving directory `/home/jan/buildroot/brcm/build_mipsel/linux-2.6-brcm47xx/iptables-1.3.7'
/bin/sh: extensions/.CHAOS-test: Permission denied
/bin/sh: extensions/.DELUDE-test: Permission denied
/bin/sh: extensions/.IMQ-test: Permission denied
/bin/sh: extensions/.layer7-test: Permission denied
/bin/sh: extensions/.portscan-test: Permission denied
/bin/sh: extensions/.IMQ-test6: Permission denied

and

find: /home/jan/buildroot/brcm/build_mipsel/linux-2.6-brcm47xx/packages: No such file or directory

and

// kernel is build two times?

make -C target install
make[2]: Entering directory `/home/jan/buildroot/brcm/target'
make -C linux install
make[3]: Entering directory `/home/jan/buildroot/brcm/target/linux'
make -C brcm47xx-2.6 install
make[4]: Entering directory `/home/jan/buildroot/brcm/target/linux/brcm47xx-2.6'
rm -rf /home/jan/buildroot/brcm/build_mipsel/linux-2.6-brcm47xx
mkdir -p /home/jan/buildroot/brcm/build_mipsel/linux-2.6-brcm47xx
bzcat /home/jan/buildroot/brcm/dl/linux-2.6.21.1.tar.bz2 | tar -C /home/jan/buildroot/brcm/build_mipsel/linux-2.6-brcm47xx -xf -