VFIO: fix out of order labels for error recovery in vfio_pci_init()

The two labels for error recovery in function vfio_pci_init() is out of
order, so fix it.

Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
diff --git a/drivers/vfio/pci/vfio_pci.c b/drivers/vfio/pci/vfio_pci.c
index b179f5a..306b90c 100644
--- a/drivers/vfio/pci/vfio_pci.c
+++ b/drivers/vfio/pci/vfio_pci.c
@@ -576,9 +576,9 @@
 
 	return 0;
 
-out_virqfd:
-	vfio_pci_virqfd_exit();
 out_driver:
+	vfio_pci_virqfd_exit();
+out_virqfd:
 	vfio_pci_uninit_perm_bits();
 	return ret;
 }