From 6024758b28007ee8bf89eb7c1531080ad7db2386 Mon Sep 17 00:00:00 2001 From: Jan Engelhardt Date: Fri, 20 May 2016 10:48:27 +0200 Subject: [PATCH] xt_ECHO: ensure IP header length is set --- extensions/xt_ECHO.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/extensions/xt_ECHO.c b/extensions/xt_ECHO.c index 2f1a5eb..fe7497c 100644 --- a/extensions/xt_ECHO.c +++ b/extensions/xt_ECHO.c @@ -76,6 +76,7 @@ echo_tg6(struct sk_buff *oldskb, const struct xt_action_param *par) payload = skb_header_pointer(oldskb, par->thoff + sizeof(*oldudp), data_len, NULL); memcpy(skb_put(newskb, data_len), payload, data_len); + newip->payload_len = htons(newskb->len); #if 0 /* @@ -173,6 +174,7 @@ echo_tg4(struct sk_buff *oldskb, const struct xt_action_param *par) payload = skb_header_pointer(oldskb, par->thoff + sizeof(*oldudp), data_len, NULL); memcpy(skb_put(newskb, data_len), payload, data_len); + newip->tot_len = htons(newskb->len); #if 0 /*