usb: gadget: udc_core: Use right kobj when calling sysfs_notify

The state attribute is connected to the kobj of the udc, not the gadget.

Signed-off-by: Andreas Larsson <andreas@gaisler.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

1 files changed, 13 insertions, 1 deletions

diff --git a/drivers/usb/gadget/udc/udc-core.c b/drivers/usb/gadget/udc/udc-core.c
index ba661c6da54a..ad1ceac15468 100644
--- a/drivers/usb/gadget/udc/udc-core.c
+++ b/drivers/usb/gadget/udc/udc-core.c
@@ -109,8 +109,20 @@ EXPORT_SYMBOL_GPL(usb_gadget_unmap_request);
 static void usb_gadget_state_work(struct work_struct *work)
 {
         struct usb_gadget       *gadget = work_to_gadget(work);
+        struct usb_udc          *udc = NULL;
+
+        mutex_lock(&udc_lock);
+        list_for_each_entry(udc, &udc_list, list)
+                if (udc->gadget == gadget)
+                        goto found;
+        mutex_unlock(&udc_lock);
+
+        return;
+
+found:
+        mutex_unlock(&udc_lock);
 
-        sysfs_notify(&gadget->dev.kobj, NULL, "state");
+        sysfs_notify(&udc->dev.kobj, NULL, "state");
 }
 
 void usb_gadget_set_state(struct usb_gadget *gadget,