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path: root/drivers/base/core.c
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Diffstat (limited to 'drivers/base/core.c')
-rw-r--r--drivers/base/core.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 0db47561331e..e21a65fc043e 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -378,6 +378,13 @@ int device_add(struct device *dev)
if (!dev || !strlen(dev->bus_id))
goto Error;
+ /* if this is a class device, and has no parent, create one */
+ if ((dev->class) && (dev->parent == NULL)) {
+ error = virtual_device_parent(dev);
+ if (error)
+ goto Error;
+ }
+
parent = get_device(dev->parent);
pr_debug("DEV: registering device: ID = '%s'\n", dev->bus_id);