mav 0c48717363 Unify ignoring EEXIST from zvol_create_minor().
This fixes creation of zvol devices for snapshots during zfs receive,
that previously failed with "ZFS WARNING: Unable to create ZVOL" message.
This solution is not perfect, but IMHO better then it was before.

MFC after:	2 weeks
2016-03-24 10:10:41 +00:00
..