'head' is an index of VirtQueueElement, it should less than vring.num
Signed-off-by: Amos Kong <[email protected]>
---
hw/virtio.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/hw/virtio.c b/hw/virtio.c
index 6e8814c..a3d0eee 100644
--- a/hw/virtio.c
+++ b/hw/virtio.c
@@ -271,7 +271,7 @@ static unsigned int virtqueue_get_head(VirtQueue *vq,
unsigned int idx)
/* If their number is silly, that's a fatal mistake. */
if (head >= vq->vring.num) {
- error_report("Guest says index %u is available", head);
+ error_report("Guest says index %u is unavailable", head);
exit(1);
}
--
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