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| author | Eric Dumazet <edumazet@google.com> | 2023-02-10 21:47:08 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2023-02-14 06:55:32 +0300 |
| commit | 545dbcd124b02c9dc93c8a5894c71d682effc3e6 (patch) | |
| tree | a8a76e9fc7abe40f9dc98c8752945285e3a7e18a /include/net/dropreason.h | |
| parent | 30c89bad3ea2ef7a2d4686f9c3cc08420fe627bc (diff) | |
| download | linux-545dbcd124b02c9dc93c8a5894c71d682effc3e6.tar.xz | |
ipv6: icmp6: add drop reason support to ndisc_rcv()
Creates three new drop reasons:
SKB_DROP_REASON_IPV6_NDISC_FRAG: invalid frag (suppress_frag_ndisc).
SKB_DROP_REASON_IPV6_NDISC_HOP_LIMIT: invalid hop limit.
SKB_DROP_REASON_IPV6_NDISC_BAD_CODE: invalid NDISC icmp6 code.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include/net/dropreason.h')
| -rw-r--r-- | include/net/dropreason.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/net/dropreason.h b/include/net/dropreason.h index 6c41e535175c..ef3f65d135d3 100644 --- a/include/net/dropreason.h +++ b/include/net/dropreason.h @@ -73,6 +73,9 @@ FN(FRAG_TOO_FAR) \ FN(TCP_MINTTL) \ FN(IPV6_BAD_EXTHDR) \ + FN(IPV6_NDISC_FRAG) \ + FN(IPV6_NDISC_HOP_LIMIT) \ + FN(IPV6_NDISC_BAD_CODE) \ FNe(MAX) /** @@ -321,6 +324,12 @@ enum skb_drop_reason { SKB_DROP_REASON_TCP_MINTTL, /** @SKB_DROP_REASON_IPV6_BAD_EXTHDR: Bad IPv6 extension header. */ SKB_DROP_REASON_IPV6_BAD_EXTHDR, + /** @SKB_DROP_REASON_IPV6_NDISC_FRAG: invalid frag (suppress_frag_ndisc). */ + SKB_DROP_REASON_IPV6_NDISC_FRAG, + /** @SKB_DROP_REASON_IPV6_NDISC_HOP_LIMIT: invalid hop limit. */ + SKB_DROP_REASON_IPV6_NDISC_HOP_LIMIT, + /** @SKB_DROP_REASON_IPV6_NDISC_BAD_CODE: invalid NDISC icmp6 code. */ + SKB_DROP_REASON_IPV6_NDISC_BAD_CODE, /** * @SKB_DROP_REASON_MAX: the maximum of drop reason, which shouldn't be * used as a real 'reason' |