MIPS: net: mscc: ocelot: undefined reference to `packing'

The mips defconfig build failed on today's Linux next 20210217 tag.

make --silent --keep-going --jobs=8 O=/home/tuxbuild/.cache/tuxmake/builds/1/tmp ARCH=mips CROSS_COMPILE=mips-linux-gnu- 'CC=sccache mips-linux-gnu-gcc' 'HOSTCC=sccache gcc' uImage.gz

mips-linux-gnu-ld: drivers/net/ethernet/mscc/ocelot.o: in function `ocelot_xtr_poll_frame': drivers/net/ethernet/mscc/ocelot.c:(.text+0x1c08): undefined reference to `packing'

Reported-by: Naresh Kamboju naresh.kamboju@linaro.org

build link, https://builds.tuxbuild.com/1obrU4klh0OkIctHBFbxIwHO0Gd/build.log