btrfs: properly handle the case when a subvol has no parent
authorLennart Poettering <lennart@poettering.net>
Fri, 13 Nov 2015 17:07:39 +0000 (18:07 +0100)
committerLennart Poettering <lennart@poettering.net>
Fri, 13 Nov 2015 18:50:52 +0000 (19:50 +0100)
commit08c77cf3987b52d0380b3d7d239ba254447692ee
tree6f91c12899feecda9252cd70d5c775d0cdeae2ed
parent0af20ea2ee2af2bcf2258e7a8e1a13181a6a75d6
btrfs: properly handle the case when a subvol has no parent

Don't be confused by subvols without parent. This is after all how the
root subvol is set up.
src/basic/btrfs-util.c