The blockdev_create() function in this test case adds an error check
that skips the test in case of failure because of memory shortage, but
provides otherwise the same functionality as VM.blockdev_create() from
iotests.py. Make it a thin wrapper around the iotests.py function.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
 tests/qemu-iotests/211 | 12 +++---------
 1 file changed, 3 insertions(+), 9 deletions(-)

diff --git a/tests/qemu-iotests/211 b/tests/qemu-iotests/211
index 6afc894f76..8834ebfe85 100755
--- a/tests/qemu-iotests/211
+++ b/tests/qemu-iotests/211
@@ -27,15 +27,9 @@ iotests.verify_image_format(supported_fmts=['vdi'])
 iotests.verify_protocol(supported=['file'])
 
 def blockdev_create(vm, options):
-    result = vm.qmp_log('blockdev-create', job_id='job0', options=options,
-                        filters=[iotests.filter_qmp_testfiles])
-
-    if 'return' in result:
-        assert result['return'] == {}
-        error = vm.run_job('job0')
-        if error and 'Could not allocate bmap' in error:
-            iotests.notrun('Insufficient memory')
-    iotests.log("")
+    error = vm.blockdev_create(options)
+    if error and 'Could not allocate bmap' in error:
+        iotests.notrun('Insufficient memory')
 
 with iotests.FilePath('t.vdi') as disk_path, \
      iotests.VM() as vm:
-- 
2.20.1