diff mbox series

[v8,06/19] tap: Shrink zeroed virtio-net header

Message ID 20231210-rss-v8-6-9553ee714d38@daynix.com
State New
Headers show
Series virtio-net RSS/hash report fixes and improvements | expand

Commit Message

Akihiko Odaki Dec. 10, 2023, 5:29 a.m. UTC 
tap prepends a zeroed virtio-net header when writing a packet to a
tap with virtio-net header enabled but not in use. This only happens
when s->host_vnet_hdr_len == sizeof(struct virtio_net_hdr).

Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
---
 net/tap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/net/tap.c b/net/tap.c
index 4d450d2972..7666ada8d9 100644
--- a/net/tap.c
+++ b/net/tap.c
@@ -119,7 +119,7 @@  static ssize_t tap_receive_iov(NetClientState *nc, const struct iovec *iov,
     TAPState *s = DO_UPCAST(TAPState, nc, nc);
     const struct iovec *iovp = iov;
     g_autofree struct iovec *iov_copy = NULL;
-    struct virtio_net_hdr_mrg_rxbuf hdr = { };
+    struct virtio_net_hdr hdr = { };
 
     if (s->host_vnet_hdr_len && !s->using_vnet_hdr) {
         iov_copy = g_new(struct iovec, iovcnt + 1);