This function is only referenced from within phy_device.c, so there is
no reason to export it.  In fact, we can make it static.
Signed-off-by: NDavid Daney <david.daney@cavium.com>
Acked-by: NPaul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>