K 10
svn:author
V 7
ganbold
K 8
svn:date
V 27
2019-04-09T13:54:08.788868Z
K 7
svn:log
V 324
In some cases like NanoPI R1, its second USB ethernet
RTL8152 (chip version URE_CHIP_VER_4C10) doesn't
have hardwired MAC address, in other words, it is all zeros.
This commit fixes it by setting random MAC address
when MAC address is all zeros.

Reviewed by:	kevlo
Differential Revision:	https://reviews.freebsd.org/D19856

END