xen: Populate xenbus device attributes

The xenbus bus type uses device_create_file to assign all used device
attributes. However it does not remove them when the device goes away.

This patch uses the dev_attrs field of the bus type to specify default
attributes for all devices.

Signed-off-by: Bastian Blank <waldi@debian.org>
Acked-by: Ian Campbell <ian.campbell@citrix.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>

1 files changed, 1 insertions, 5 deletions

diff --git a/drivers/xen/xenbus/xenbus_probe_frontend.c b/drivers/xen/xenbus/xenbus_probe_frontend.c
index b6a2690c9d4..ed2ba474a56 100644
--- a/drivers/xen/xenbus/xenbus_probe_frontend.c
+++ b/drivers/xen/xenbus/xenbus_probe_frontend.c
@@ -81,10 +81,6 @@ static void backend_changed(struct xenbus_watch *watch,
         xenbus_otherend_changed(watch, vec, len, 1);
 }
 
-static struct device_attribute xenbus_frontend_dev_attrs[] = {
-        __ATTR_NULL
-};
-
 static const struct dev_pm_ops xenbus_pm_ops = {
         .suspend        = xenbus_dev_suspend,
         .resume         = xenbus_dev_resume,
@@ -106,7 +102,7 @@ static struct xen_bus_type xenbus_frontend = {
                 .probe          = xenbus_dev_probe,
                 .remove         = xenbus_dev_remove,
                 .shutdown       = xenbus_dev_shutdown,
-                .dev_attrs      = xenbus_frontend_dev_attrs,
+                .dev_attrs      = xenbus_dev_attrs,
 
                 .pm             = &xenbus_pm_ops,
         },