patch: new patch pattern module_virtio_driver.cocci

use module_virtio_driver() to simplify the code

module_virtio_driver() makes the code simpler by eliminating
boilerplate code.

Signed-off-by: Wei Yongjun <weiyj.lk@gmail.com>
patch: new patch pattern list_for_each_entry.cocci

convert list_for_each to entry variant

convert list_for_each() to list_for_each_entry() where
applicable.

Signed-off-by: Wei Yongjun <weiyj.lk@gmail.com>