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Diffstat (limited to 'drivers/usb/gadget/composite.c')
| -rw-r--r-- | drivers/usb/gadget/composite.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index 10f8fde7d6a6..587aa2d791a2 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -1890,6 +1890,12 @@ void composite_disconnect(struct usb_gadget *gadget) struct usb_composite_dev *cdev = get_gadget_data(gadget); unsigned long flags; + if (cdev == NULL) { + WARN(1, "%s: Calling disconnect on a Gadget that is \ + not connected\n", __func__); + return; + } + /* REVISIT: should we have config and device level * disconnect callbacks? */ |