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| author | James Bottomley <James.Bottomley@HansenPartnership.com> | 2016-01-07 15:51:13 -0800 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@HansenPartnership.com> | 2016-01-07 15:51:13 -0800 |
| commit | abaee091a18c19ccd86feb1c8374585d82e96777 (patch) | |
| tree | 01602bae73e1278c3d98dafe1c269049927c58ce /net/sctp/ipv6.c | |
| parent | a2746fb16e41b7c8f02aa4d2605ecce97abbebbd (diff) | |
| parent | 3f8d6f2a0797e8c650a47e5c1b5c2601a46f4293 (diff) | |
Merge branch 'jejb-scsi' into misc
Diffstat (limited to 'net/sctp/ipv6.c')
| -rw-r--r-- | net/sctp/ipv6.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c index e917d27328ea..acb45b8c2a9d 100644 --- a/net/sctp/ipv6.c +++ b/net/sctp/ipv6.c @@ -209,6 +209,7 @@ static int sctp_v6_xmit(struct sk_buff *skb, struct sctp_transport *transport) struct sock *sk = skb->sk; struct ipv6_pinfo *np = inet6_sk(sk); struct flowi6 *fl6 = &transport->fl.u.ip6; + int res; pr_debug("%s: skb:%p, len:%d, src:%pI6 dst:%pI6\n", __func__, skb, skb->len, &fl6->saddr, &fl6->daddr); @@ -220,7 +221,10 @@ static int sctp_v6_xmit(struct sk_buff *skb, struct sctp_transport *transport) SCTP_INC_STATS(sock_net(sk), SCTP_MIB_OUTSCTPPACKS); - return ip6_xmit(sk, skb, fl6, np->opt, np->tclass); + rcu_read_lock(); + res = ip6_xmit(sk, skb, fl6, rcu_dereference(np->opt), np->tclass); + rcu_read_unlock(); + return res; } /* Returns the dst cache entry for the given source and destination ip @@ -262,7 +266,10 @@ static void sctp_v6_get_dst(struct sctp_transport *t, union sctp_addr *saddr, pr_debug("src=%pI6 - ", &fl6->saddr); } - final_p = fl6_update_dst(fl6, np->opt, &final); + rcu_read_lock(); + final_p = fl6_update_dst(fl6, rcu_dereference(np->opt), &final); + rcu_read_unlock(); + dst = ip6_dst_lookup_flow(sk, fl6, final_p); if (!asoc || saddr) goto out; @@ -321,7 +328,7 @@ static void sctp_v6_get_dst(struct sctp_transport *t, union sctp_addr *saddr, if (baddr) { fl6->saddr = baddr->v6.sin6_addr; fl6->fl6_sport = baddr->v6.sin6_port; - final_p = fl6_update_dst(fl6, np->opt, &final); + final_p = fl6_update_dst(fl6, rcu_dereference(np->opt), &final); dst = ip6_dst_lookup_flow(sk, fl6, final_p); } |