diff options
| author | Julian Anastasov <ja@ssi.bg> | 2017-02-06 23:14:13 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-02-07 13:07:46 -0500 |
| commit | c86a773c78025f5b825bacd7b846f4fa60dc0317 (patch) | |
| tree | 4ccbab5f25aafd2682341852882bb05d45174cbe /include/net/sctp/sctp.h | |
| parent | 4ff0620354f2b39b9fe2a91c22c4de9d1fba0c8e (diff) | |
| download | linux-c86a773c78025f5b825bacd7b846f4fa60dc0317.tar.gz linux-c86a773c78025f5b825bacd7b846f4fa60dc0317.tar.bz2 linux-c86a773c78025f5b825bacd7b846f4fa60dc0317.zip | |
sctp: add dst_pending_confirm flag
Add new transport flag to allow sockets to confirm neighbour.
When same struct dst_entry can be used for many different
neighbours we can not use it for pending confirmations.
The flag is propagated from transport to every packet.
It is reset when cached dst is reset.
Reported-by: YueHaibing <yuehaibing@huawei.com>
Fixes: 5110effee8fd ("net: Do delayed neigh confirmation.")
Fixes: f2bb4bedf35d ("ipv4: Cache output routes in fib_info nexthops.")
Signed-off-by: Julian Anastasov <ja@ssi.bg>
Acked-by: Eric Dumazet <edumazet@google.com>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/sctp/sctp.h')
| -rw-r--r-- | include/net/sctp/sctp.h | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h index 3cfd365bcfbc..480b65a24aff 100644 --- a/include/net/sctp/sctp.h +++ b/include/net/sctp/sctp.h @@ -593,10 +593,8 @@ static inline void sctp_v4_map_v6(union sctp_addr *addr) */ static inline struct dst_entry *sctp_transport_dst_check(struct sctp_transport *t) { - if (t->dst && !dst_check(t->dst, t->dst_cookie)) { - dst_release(t->dst); - t->dst = NULL; - } + if (t->dst && !dst_check(t->dst, t->dst_cookie)) + sctp_transport_dst_release(t); return t->dst; } |