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ip6: move ipip6_err_gen_icmpv6_unreach()

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We want to use this helper from GRE as well, so this is
the time to move it in net/ipv6/icmp.c

Also add a @nhs parameter, since SIT and GRE have different
values for the header(s) to skip.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2016-06-18 21:52:03 -07:00 • committed by David S. Miller
parent b1cadc1a09
commit 5fbba8ac93
3 changed files with 41 additions and 37 deletions
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1
include/linux/icmpv6.h
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@ -18,6 +18,7 @@ typedef void ip6_icmp_send_t(struct sk_buff *skb, u8 type, u8 code, __u32 info,
const struct in6_addr *force_saddr);
extern int inet6_register_icmp_sender(ip6_icmp_send_t *fn);
extern int inet6_unregister_icmp_sender(ip6_icmp_send_t *fn);
int ip6_err_gen_icmpv6_unreach(struct sk_buff *skb, int nhs);
#else