set ia->ia_addr before SIOCSIFADDR.  it has been done in in_ifinit(), and if we don't do this, stf* interface will choke.
set ia->ia_addr before SIOCSIFADDR.  it has been done in in_ifinit(),
and if we don't do this, stf* interface will choke.

i believe it has no bad sideeffects, i appreciate your comments

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