diff --git a/linux-2.6-xen-sparse/drivers/xen/Kconfig b/linux-2.6-xen-sparse/drivers/xen/Kconfig
index eaf774af55..5cc8484a2a 100644
--- a/linux-2.6-xen-sparse/drivers/xen/Kconfig
+++ b/linux-2.6-xen-sparse/drivers/xen/Kconfig
@@ -35,7 +35,9 @@ config XEN_PCIDEV_BACKEND
 	default XEN_PRIVILEGED_GUEST
 	help
 	  The PCI device backend driver allows the kernel to export arbitrary
-	  PCI devices to other guests.
+	  PCI devices to other guests. If you select this to be a module, you
+	  will need to make sure no other driver has bound to the device(s)
+	  you want to make visible to other guests.
 
 choice
 	prompt "PCI Backend Mode"
diff --git a/linux-2.6-xen-sparse/drivers/xen/pciback/pci_stub.c b/linux-2.6-xen-sparse/drivers/xen/pciback/pci_stub.c
index 2e0b8a0110..f3c6f019e0 100644
--- a/linux-2.6-xen-sparse/drivers/xen/pciback/pci_stub.c
+++ b/linux-2.6-xen-sparse/drivers/xen/pciback/pci_stub.c
@@ -378,7 +378,7 @@ fs_initcall(pcistub_init);
 
 static int __init pciback_init(void)
 {
-#ifndef MODULE
+#ifdef MODULE
 	int err;
 
 	err = pcistub_init();