build passed. now it is target install.
seems like image is too big, and that is why *.combined is not created. but it used later...
if [ `stat -c%s "/home/axet/source/openwrt/trunk/build_dir/target-mipsel_r2_uClibc-0.9.33.2/linux-ramips_rt305x/vmlinux-all0239-3g.bin.lzma"` -gt `expr 917504 - 64` ]; then echo "Warning: /home/axet/source/openwrt/trunk/build_dir/target-mipsel_r2_uClibc-0.9.33.2/linux-ramips_rt305x/vmlinux-all0239-3g.bin.lzma is too big"; else if [ `stat -c%s "/home/axet/source/openwrt/trunk/build_dir/target-mipsel_r2_uClibc-0.9.33.2/linux-ramips_rt305x/root.squashfs"` -gt 7143424 ]; then echo "Warning: /home/axet/source/openwrt/trunk/build_dir/target-mipsel_r2_uClibc-0.9.33.2/linux-ramips_rt305x/root.squashfs is too big"; else ( dd if=/home/axet/source/openwrt/trunk/build_dir/target-mipsel_r2_uClibc-0.9.33.2/linux-ramips_rt305x/vmlinux-all0239-3g.bin.lzma bs=`expr 917504 - 64` conv=sync ; dd if=/home/axet/source/openwrt/trunk/build_dir/target-mipsel_r2_uClibc-0.9.33.2/linux-ramips_rt305x/root.squashfs ) > /home/axet/source/openwrt/trunk/build_dir/target-mipsel_r2_uClibc-0.9.33.2/linux-ramips_rt305x/vmlinux-all0239-3g.bin.lzma.combined ; fi ; fi
Warning: /home/axet/source/openwrt/trunk/build_dir/target-mipsel_r2_uClibc-0.9.33.2/linux-ramips_rt305x/vmlinux-all0239-3g.bin.lzma is too big
mkimage -A mips -O linux -T kernel -C lzma -a 0x80000000 -e 0x80000000 -n "MIPS OpenWrt Linux-3.7.3" -d /home/axet/source/openwrt/trunk/build_dir/target-mipsel_r2_uClibc-0.9.33.2/linux-ramips_rt305x/vmlinux-all0239-3g.bin.lzma.combined /home/axet/source/openwrt/trunk/bin/ramips/openwrt-ramips-rt305x-all0239-3g-squashfs-sysupgrade.bin
mkimage: Can't open /home/axet/source/openwrt/trunk/build_dir/target-mipsel_r2_uClibc-0.9.33.2/linux-ramips_rt305x/vmlinux-all0239-3g.bin.lzma.combined: No such file or directory