xen-pciback: silence an unwanted debug printk

There is a missing curly brace here so we might print some extra debug
information.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David Vrabel <david.vrabel@citrix.com>

drivers/xen/xen-pciback/pciback_ops.c

@@ -217,7 +217,7 @@ int xen_pcibk_enable_msix(struct xen_pcibk_device *pdev,
 	if (result == 0) {
 		for (i = 0; i < op->value; i++) {
 			op->msix_entries[i].entry = entries[i].entry;
-			if (entries[i].vector)
+			if (entries[i].vector) {
 				op->msix_entries[i].vector =
 					xen_pirq_from_irq(entries[i].vector);
 				if (unlikely(verbose_request))
@@ -226,6 +226,7 @@ int xen_pcibk_enable_msix(struct xen_pcibk_device *pdev,
 						pci_name(dev), i,
 						op->msix_entries[i].vector);
 			}
+		}
 	} else
 		pr_warn_ratelimited("%s: error enabling MSI-X for guest %u: err %d!\n",
 				    pci_name(dev), pdev->xdev->otherend_id,