[arm:zii 11/35] ERROR: "phy_sfp_probe" [drivers/net/phy/marvell10g.ko] undefined!

tree:   git://git.armlinux.org.uk/~rmk/linux-arm.git zii
head:   5950d2005083b57da3a132f1147e1c55d8d23826
commit: 16eea53cb10b07a44e39c8d3d76c14261eb3cc4a [11/35] net: phy: marvell10g: add SFP+ support
config: x86_64-randconfig-d001-201941 (attached as .config)
compiler: gcc-7 (Debian 7.4.0-13) 7.4.0
reproduce:
        git checkout 16eea53cb10b07a44e39c8d3d76c14261eb3cc4a
        # save the attached .config to linux build tree
        make ARCH=x86_64 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <redacted>

All errors (new ones prefixed by >>):

quoted

ERROR: "phy_sfp_probe" [drivers/net/phy/marvell10g.ko] undefined!

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0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation