vmaffione ed4f78efee netmap: move buf_size validation code to its own function
This code validates the netmap buf_size against the interface MTU
and maximum descriptor size, to make sure the values are consistent.
Moving this functionality to its own function is needed because this
function is also called by Linux-specific code.

MFC after:	3 days
2018-12-21 11:50:14 +00:00
..