Merge branch 'hns3-fixes'

Huazhong Tan says:

====================
net: hns3: fixes for -net

The parameters sent from vf may be unreliable. If these
parameters are used directly, memory overwriting may occur.

So this series adds some checks for this case.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>