diff options
| author | Andy Green <andy.green@linaro.org> | 2011-12-30 13:19:14 +0800 |
|---|---|---|
| committer | Andy Green <andy.green@linaro.org> | 2011-12-30 13:19:14 +0800 |
| commit | 488d749ed636b767e95a52e3bd2b2a9c05e1fdd3 (patch) | |
| tree | 5fbcf43fa613fe2f5d1f427d3e5684333d7e6aee | |
| parent | 4e0a3efdaf103836ea7cbf22abdf4d38e1466706 (diff) | |
usb musb composite fix oops on rmmod
In composite_disconnect, it's possible to no longer have
any valid gadget data for a gadget
Signed-off-by: Andy Green <andy.green@linaro.org>
| -rw-r--r-- | drivers/usb/gadget/composite.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index aef47414f5d..748e29cf5ab 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -1314,6 +1314,9 @@ static void composite_disconnect(struct usb_gadget *gadget) struct usb_composite_dev *cdev = get_gadget_data(gadget); unsigned long flags; + if (cdev == NULL) + return; + /* REVISIT: should we have config and device level * disconnect callbacks? */ |