diff mbox

[PULL,14/14] virtio-net: fix offload ctrl endian

Message ID 1500294105-13713-15-git-send-email-jasowang@redhat.com
State New
Headers show

Commit Message

Jason Wang July 17, 2017, 12:21 p.m. UTC 
Spec said offloads should be le64, so use virtio_ldq_p() to guarantee
valid endian.

Fixes: 644c98587d4c ("virtio-net: dynamic network offloads configuration")
Cc: qemu-stable@nongnu.org
Cc: Dmitry Fleytman <dfleytma@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
---
 hw/net/virtio-net.c | 2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
index 657d099..148071a 100644
--- a/hw/net/virtio-net.c
+++ b/hw/net/virtio-net.c
@@ -758,6 +758,8 @@  static int virtio_net_handle_offloads(VirtIONet *n, uint8_t cmd,
     if (cmd == VIRTIO_NET_CTRL_GUEST_OFFLOADS_SET) {
         uint64_t supported_offloads;
 
+        offloads = virtio_ldq_p(vdev, &offloads);
+
         if (!n->has_vnet_hdr) {
             return VIRTIO_NET_ERR;
         }