tree 511e0437e886959ae23c1bf810935f0fabb3f668
parent 7dd03712226d2943e46f427217158707c148d2b3
author Stephen Hemminger <shemminger@vyatta.com> 1332202729 -0700
committer Stephen Hemminger <shemminger@vyatta.com> 1332202729 -0700

gre: allow 0 as a legal key value

There is nothing in the standard that says 0 can't be used as a key.
It makes sense to allow it. Also fix typo where ikey was printed for
when printing okey.