USB: image/mdc800, fix lock imbalance
There is an omitted unlock in mdc800_usb_probe's fail path. Add it.
Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Cc: Henning Zabel <henning@uni-paderborn.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/usb/image/mdc800.c b/drivers/usb/image/mdc800.c
index 878c77c..972f20b 100644
--- a/drivers/usb/image/mdc800.c
+++ b/drivers/usb/image/mdc800.c
@@ -499,6 +499,7 @@
retval = usb_register_dev(intf, &mdc800_class);
if (retval) {
dev_err(&intf->dev, "Not able to get a minor for this device.\n");
+ mutex_unlock(&mdc800->io_lock);
return -ENODEV;
}