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path: root/drivers/xen/xenbus/xenbus_probe_backend.c
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Diffstat (limited to 'drivers/xen/xenbus/xenbus_probe_backend.c')
-rw-r--r--drivers/xen/xenbus/xenbus_probe_backend.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/xen/xenbus/xenbus_probe_backend.c b/drivers/xen/xenbus/xenbus_probe_backend.c
index ec510e562820..60adf919d78d 100644
--- a/drivers/xen/xenbus/xenbus_probe_backend.c
+++ b/drivers/xen/xenbus/xenbus_probe_backend.c
@@ -107,6 +107,9 @@ static int xenbus_uevent_backend(struct device *dev,
if (xdev == NULL)
return -ENODEV;
+ if (add_uevent_var(env, "MODALIAS=xen-backend:%s", xdev->devicetype))
+ return -ENOMEM;
+
/* stuff we want to pass to /sbin/hotplug */
if (add_uevent_var(env, "XENBUS_TYPE=%s", xdev->devicetype))
return -ENOMEM;