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authorRoger Quadros <rogerq@ti.com>2017-04-03 15:20:29 +0300
committerFelipe Balbi <felipe.balbi@linux.intel.com>2017-04-11 10:58:29 +0300
commitfac323471df6e196b496f94f7ca2047fa1b18387 (patch)
tree52242bc5b6e717883eb9c0c96883fd4e00f2611a /drivers/usb
parentd6e5a549cc4dba504a62855d9613836f76950790 (diff)
usb: udc: allow adding and removing the same gadget device
allow usb_del_gadget_udc() and usb add_gadget_udc() to be called repeatedly on the same gadget->dev structure. We need to clear the gadget->dev structure so that kobject_init() doesn't complain about already initialized object. Signed-off-by: Roger Quadros <rogerq@ti.com> Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/gadget/udc/core.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/usb/gadget/udc/core.c b/drivers/usb/gadget/udc/core.c
index d685d82dcf48..efce68e9a8e0 100644
--- a/drivers/usb/gadget/udc/core.c
+++ b/drivers/usb/gadget/udc/core.c
@@ -1273,6 +1273,7 @@ void usb_del_gadget_udc(struct usb_gadget *gadget)
flush_work(&gadget->work);
device_unregister(&udc->dev);
device_unregister(&gadget->dev);
+ memset(&gadget->dev, 0x00, sizeof(gadget->dev));
}
EXPORT_SYMBOL_GPL(usb_del_gadget_udc);