diff mbox series

[71/79] virtio-net: fix offload ctrl endian

Message ID 1503965694-10794-72-git-send-email-mdroth@linux.vnet.ibm.com
State New
Headers show
Series Patch Round-up for stable 2.9.1, freeze on 2017-09-04 | expand

Commit Message

Michael Roth Aug. 29, 2017, 12:14 a.m. UTC 
From: Jason Wang <jasowang@redhat.com>

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>
(cherry picked from commit 189ae6bb5ce1f5a322f8691d00fe942ba43dd601)
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
---
 hw/net/virtio-net.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
index 98bd683..7695f75 100644
--- a/hw/net/virtio-net.c
+++ b/hw/net/virtio-net.c
@@ -723,6 +723,8 @@  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;
         }