From: Dongli Zhang <dongli.zh...@oracle.com>
The initial value of nalloc is -1, but not 1.
Signed-off-by: Dongli Zhang <dongli.zh...@oracle.com>
Reviewed-by: Laurent Vivier <laur...@vivier.eu>
Message-id: 1541479952-32355-1-git-send-email-dongli.zh...@oracle.com
Signed-off-by: Stefan Hajnoczi <stefa...@redhat.com>
---
hw/block/virtio-blk.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c
index fb0d74da07..f208c6ddb9 100644
--- a/hw/block/virtio-blk.c
+++ b/hw/block/virtio-blk.c
@@ -96,7 +96,7 @@ static void virtio_blk_rw_complete(void *opaque, int ret)
trace_virtio_blk_rw_complete(vdev, req, ret);
if (req->qiov.nalloc != -1) {
- /* If nalloc is != 1 req->qiov is a local copy of the original
+ /* If nalloc is != -1 req->qiov is a local copy of the original
* external iovec. It was allocated in submit_requests to be
* able to merge requests. */
qemu_iovec_destroy(&req->qiov);
--
2.19.2
