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virtio-scsi: handle virtio_scsi_set_config() error

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This error is caused by a buggy guest: let's switch the device to the
broken state instead of terminating QEMU.

Signed-off-by: Greg Kurz <groug@kaod.org>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Greg Kurz 2016-09-30 17:13:48 +02:00 committed by Michael S. Tsirkin
parent 661e32fb3c
commit ad14a46a36
1 changed files with 3 additions and 2 deletions
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5
hw/scsi/virtio-scsi.c
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@ -644,8 +644,9 @@ static void virtio_scsi_set_config(VirtIODevice *vdev,
if ((uint32_t) virtio_ldl_p(vdev, &scsiconf->sense_size) >= 65536 ||
(uint32_t) virtio_ldl_p(vdev, &scsiconf->cdb_size) >= 256) {
error_report("bad data written to virtio-scsi configuration space");
exit(1);
virtio_error(vdev,
"bad data written to virtio-scsi configuration space");
return;
}
vs->sense_size = virtio_ldl_p(vdev, &scsiconf->sense_size);