[PATCH 1/6] tap: Fix virtio-net header buffer size

[Akihiko Odaki]

The largest possible virtio-net header is struct virtio_net_hdr_v1_hash.

Fixes: fbbdbddec0 ("tap: allow extended virtio header with hash info")
Signed-off-by: Akihiko Odaki <akihiko.od...@daynix.com>
---
 net/tap.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/tap.c b/net/tap.c
index c6639d9f20..ea46feeaa8 100644
--- a/net/tap.c
+++ b/net/tap.c
@@ -118,7 +118,7 @@ static ssize_t tap_receive_iov(NetClientState *nc, const 
struct iovec *iov,
     TAPState *s = DO_UPCAST(TAPState, nc, nc);
     const struct iovec *iovp = iov;
     struct iovec iov_copy[iovcnt + 1];
-    struct virtio_net_hdr_mrg_rxbuf hdr = { };
+    struct virtio_net_hdr_v1_hash hdr = { };
 
     if (s->host_vnet_hdr_len && !s->using_vnet_hdr) {
         iov_copy[0].iov_base = &hdr;
@@ -136,7 +136,7 @@ static ssize_t tap_receive_raw(NetClientState *nc, const 
uint8_t *buf, size_t si
     TAPState *s = DO_UPCAST(TAPState, nc, nc);
     struct iovec iov[2];
     int iovcnt = 0;
-    struct virtio_net_hdr_mrg_rxbuf hdr = { };
+    struct virtio_net_hdr_v1_hash hdr = { };
 
     if (s->host_vnet_hdr_len) {
         iov[iovcnt].iov_base = &hdr;
-- 
2.42.0