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| author |   Joe Holden <jwh@zorins.us> | 2019-05-07 17:30:31 +0000 |
|---|---|---|
| committer |   Jason A. Donenfeld <Jason@zx2c4.com> | 2019-05-29 01:23:24 +0200 |
| commit | 17b69106e17e7b372514549b4e35fd8733d2d81c (patch) | |
| tree | c7c681a8185cf5f347ccf211142003e923134a83 /src/socket.c | |
| parent | wg-quick: make darwin and freebsd path search strict like linux (diff) | |
| download | wireguard-monolithic-historical-17b69106e17e7b372514549b4e35fd8733d2d81c.tar.xz wireguard-monolithic-historical-17b69106e17e7b372514549b4e35fd8733d2d81c.zip | |
socket: set ignore_df=1 on xmit
This allows the kernel to generate ipv6 fragments. Apply the same
to ipv4 for consistency.
Signed-off-by: Joe Holden <jwh@zorins.us>
Diffstat (limited to '')
| -rw-r--r-- | src/socket.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/socket.c b/src/socket.c index 5a77b0c..d4f65bb 100644 --- a/src/socket.c +++ b/src/socket.c @@ -86,6 +86,8 @@ static int send4(struct wg_device *wg, struct sk_buff *skb, if (cache) dst_cache_set_ip4(cache, &rt->dst, fl.saddr); } + + skb->ignore_df = 1; udp_tunnel_xmit_skb(rt, sock, skb, fl.saddr, fl.daddr, ds, ip4_dst_hoplimit(&rt->dst), 0, fl.fl4_sport, fl.fl4_dport, false, false); @@ -157,6 +159,7 @@ static int send6(struct wg_device *wg, struct sk_buff *skb, dst_cache_set_ip6(cache, dst, &fl.saddr); } + skb->ignore_df = 1; udp_tunnel6_xmit_skb(dst, sock, skb, skb->dev, &fl.saddr, &fl.daddr, ds, ip6_dst_hoplimit(dst), 0, fl.fl6_sport, fl.fl6_dport, false); |