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-rw-r--r--net/tap-linux.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/tap-linux.c b/net/tap-linux.c
index 0f621a2315..e4f7e2723b 100644
--- a/net/tap-linux.c
+++ b/net/tap-linux.c
@@ -52,6 +52,8 @@ int tap_open(char *ifname, int ifname_size, int *vnet_hdr, int vnet_hdr_required
features & IFF_VNET_HDR) {
*vnet_hdr = 1;
ifr.ifr_flags |= IFF_VNET_HDR;
+ } else {
+ *vnet_hdr = 0;
}
if (vnet_hdr_required && !*vnet_hdr) {