Avoids the need for the fallback for the (only existing) caller.
Note that the old my $list = (); is a rather intransparent way of
assigning undef.
Suggested-by: Fabian Grünbichler <f.gruenbichler@proxmox.com>
Signed-off-by: Fiona Ebner <f.ebner@proxmox.com>
sub list_images {
my ($class, $storeid, $scfg, $vmid, $vollist, $cache) = @_;
- my $zfs_list = $class->zfs_list_zvol($scfg) // {};
+ my $zfs_list = $class->zfs_list_zvol($scfg);
my $res = [];
$scfg->{pool},
);
my $zvols = zfs_parse_zvol_list($text);
- return undef if !$zvols;
+ return {} if !$zvols;
- my $list = ();
+ my $list = {};
foreach my $zvol (@$zvols) {
# The "pool" in $scfg is not the same as ZFS pool, so it's necessary to filter here.
next if $scfg->{pool} ne $zvol->{pool};