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xt_ECHO: fix kernel warning about RTAX_HOPLIMIT being used

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This commit is contained in:
Jan Engelhardt
2011-09-24 23:18:33 +02:00
parent a508ec048c
commit 30d227135b
2 changed files with 8 additions and 1 deletions
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7
extensions/xt_ECHO.c
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@@ -18,6 +18,7 @@
# include <linux/netfilter_bridge.h>
#endif
#include <net/ip.h>
#include <net/route.h>
#include "compat_xtables.h"
static unsigned int
@@ -82,7 +83,11 @@ echo_tg4(struct sk_buff **poldskb, const struct xt_action_param *par)
if (ip_route_me_harder(&newskb, RTN_UNSPEC) != 0)
goto free_nskb;
newip->ttl = dst_metric(skb_dst(newskb), RTAX_HOPLIMIT);
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 38)
newip->ttl = ip4_dst_hoplimit(skb_dst(newskb));
#else
newip->ttl = dst_metric(skb_dst(newskb), RTAX_HOPLIMIT);
#endif
newskb->ip_summed = CHECKSUM_NONE;
/* "Never happens" (?) */