@@ -392,10 +392,14 @@ static void virtio_blk_handle_request(VirtIOBlockReq *req,
qemu_iovec_init_external(&req->qiov, &req->elem.out_sg[1],
req->elem.out_num - 1);
virtio_blk_handle_write(req, mrb);
- } else {
+ } else if (type == VIRTIO_BLK_T_IN || type == VIRTIO_BLK_T_BARRIER) {
+ /* VIRTIO_BLK_T_IN is 0, so we can't just & it. */
qemu_iovec_init_external(&req->qiov, &req->elem.in_sg[0],
req->elem.in_num - 1);
virtio_blk_handle_read(req);
+ } else {
+ virtio_blk_req_complete(req, VIRTIO_BLK_S_UNSUPP);
+ f_free(req);
}
}
Currently, all unknown requests are treated as VIRTIO_BLK_T_IN Signed-off-by: Alexey Zaytsev <alexey.zaytsev@gmail.com> --- hw/virtio-blk.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)