diff options
| author | Vladimir Zapolskiy <vzapolskiy@gmail.com> | 2010-06-18 08:25:00 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-06-30 19:16:06 +0400 |
| commit | 3b49d2315c119b9ae8a9a33b07d4eb7d194c01a7 (patch) | |
| tree | e1c0ab9b91219a1719d52c6fc824799139df0f9d /drivers/usb/gadget/s3c2410_udc.c | |
| parent | 4c9715de52b9b6256bf1e9510917111a47b0c176 (diff) | |
| download | linux-3b49d2315c119b9ae8a9a33b07d4eb7d194c01a7.tar.xz | |
USB: s3c2410: deactivate endpoints before gadget unbinding
Gadget disconnect must be called before unbinding to avoid races.
The change fixes an oops on g_ether module unregistering.
Signed-off-by: Vladimir Zapolskiy <vzapolskiy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/gadget/s3c2410_udc.c')
| -rw-r--r-- | drivers/usb/gadget/s3c2410_udc.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/usb/gadget/s3c2410_udc.c b/drivers/usb/gadget/s3c2410_udc.c index d5f4c1d45c97..e724a051bfdd 100644 --- a/drivers/usb/gadget/s3c2410_udc.c +++ b/drivers/usb/gadget/s3c2410_udc.c @@ -1700,9 +1700,13 @@ int usb_gadget_unregister_driver(struct usb_gadget_driver *driver) if (!driver || driver != udc->driver || !driver->unbind) return -EINVAL; - dprintk(DEBUG_NORMAL,"usb_gadget_register_driver() '%s'\n", + dprintk(DEBUG_NORMAL, "usb_gadget_unregister_driver() '%s'\n", driver->driver.name); + /* report disconnect */ + if (driver->disconnect) + driver->disconnect(&udc->gadget); + driver->unbind(&udc->gadget); device_del(&udc->gadget.dev); |