Commit cabea695 authored Jun 15, 2015 by Sudip Mukherjee Committed by Greg Kroah-Hartman Jul 22, 2015

parport: fix error handling

After registering the device if exclusive access fails for any reason
then we need to unregister the device to remove all references.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 52721d9d

drivers/parport/share.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -907,7 +907,8 @@ parport_register_dev_model(struct parport port, const char name,
		spin_unlock(&port->physport->pardevice_lock);
		pr_debug("%s: cannot grant exclusive access for device %s\n",
		port->name, name);
		goto err_put_dev;
		device_unregister(&par_dev->dev);
		goto err_put_port;
		}
		port->flags \|= PARPORT_FLAG_EXCL;
		}