K 10
svn:author
V 8
jhibbits
K 8
svn:date
V 27
2019-07-22T22:59:50.962859Z
K 7
svn:log
V 198
powerpc: Unbreak 64-bit pmap from 350206

oldpvo is never explicitly NULL'd by moea64_pvo_enter(), so don't check for
NULL to do anything, only check error.

PR:		239372
Reported by:	Francis Little

END