zfstest: remove unused variable

Signed-off-by: Fabian Grünbichler <f.gruenbichler@proxmox.com>

diff --git a/test/run_test_zfspoolplugin.pl b/test/run_test_zfspoolplugin.pl
index c295e9f86da421e97fe9b68368978bfd75dc22a0..f07eacc69731b2f24eb063625bd0f69de459be69 100755 (executable)
--- a/test/run_test_zfspoolplugin.pl
+++ b/test/run_test_zfspoolplugin.pl
@@ -2583,8 +2583,6 @@ $tests->{1} = $test1;
 
 sub setup_zfs {
 
-    my $tmp = undef;
-
     #create VM zvol
     print "create zvol $vmdisk\n" if $verbose;
     run_command("zfs create -V${volsize}G $zpath\/$vmdisk");