Use a span instead of a const reference to a vector, this does not change the behaviour and allows e.g. arrays to be used to hold arguments/file descriptors. Signed-off-by: Barnabás Pőcze <barnabas.pocze@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>