USB: mos7840: fix port-device leak in error path
authorJohan Hovold <jhovold@gmail.com>
Thu, 25 Oct 2012 11:35:10 +0000 (13:35 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 25 Oct 2012 16:38:06 +0000 (09:38 -0700)
The driver set the usb-serial port pointers to NULL on errors in attach,
effectively preventing usb-serial core from decrementing the port ref
counters and releasing the port devices and associated data.

Cc: <stable@vger.kernel.org>
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/serial/mos7840.c

index 35ad3f5c4c0e2cb5e5767b787ce763df482960de..c5e5a6c8d69e205e279221ad319134774934cda5 100644 (file)
@@ -2587,7 +2587,6 @@ error:
                kfree(mos7840_port->ctrl_buf);
                usb_free_urb(mos7840_port->control_urb);
                kfree(mos7840_port);
-               serial->port[i] = NULL;
        }
        return status;
 }