dm-vdo: reset bi_ioprio to the default value when the bio is reset

Signed-off-by: Susan LeGendre-McGhee <[e-mail]>
Signed-off-by: Matthew Sakai <[e-mail]>
Signed-off-by: Mikulas Patocka <[e-mail]>

drivers/md/dm-vdo/vio.c

···
 	if (data == NULL)
 		return VDO_SUCCESS;
 
+	bio->bi_ioprio = 0;
 	bio->bi_io_vec = bio->bi_inline_vecs;
 	bio->bi_max_vecs = vio->block_count + 1;
 	len = VDO_BLOCK_SIZE * vio->block_count;