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authorXin Long <lucien.xin@gmail.com>2016-09-28 20:37:28 +0200
committerDavid S. Miller <davem@davemloft.net>2016-09-30 08:07:05 +0200
commitbe4947bf46cb0e7a7d089e03c61bab35f1e695ce (patch)
tree859152992bd65e3da93767dbda6fbdf7e011e69c /net/sctp/chunk.c
parentsctp: remove prsctp_param from sctp_chunk (diff)
downloadlinux-be4947bf46cb0e7a7d089e03c61bab35f1e695ce.tar.xz
linux-be4947bf46cb0e7a7d089e03c61bab35f1e695ce.zip
sctp: change to check peer prsctp_capable when using prsctp polices
Now before using prsctp polices, sctp uses asoc->prsctp_enable to check if prsctp is enabled. However asoc->prsctp_enable is set only means local host support prsctp, sctp should not abandon packet if peer host doesn't enable prsctp. So this patch is to use asoc->peer.prsctp_capable to check if prsctp is enabled on both side, instead of asoc->prsctp_enable, as asoc's peer.prsctp_capable is set only when local and peer both enable prsctp. Fixes: a6c2f792873a ("sctp: implement prsctp TTL policy") Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sctp/chunk.c')
-rw-r--r--net/sctp/chunk.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/sctp/chunk.c b/net/sctp/chunk.c
index 14990e21cf55..0a3dbec0a8fb 100644
--- a/net/sctp/chunk.c
+++ b/net/sctp/chunk.c
@@ -179,7 +179,7 @@ struct sctp_datamsg *sctp_datamsg_from_user(struct sctp_association *asoc,
msg, msg->expires_at, jiffies);
}
- if (asoc->prsctp_enable &&
+ if (asoc->peer.prsctp_capable &&
SCTP_PR_TTL_ENABLED(sinfo->sinfo_flags))
msg->expires_at =
jiffies + msecs_to_jiffies(sinfo->sinfo_timetolive);
@@ -340,7 +340,7 @@ errout:
/* Check whether this message has expired. */
int sctp_chunk_abandoned(struct sctp_chunk *chunk)
{
- if (!chunk->asoc->prsctp_enable ||
+ if (!chunk->asoc->peer.prsctp_capable ||
!SCTP_PR_POLICY(chunk->sinfo.sinfo_flags)) {
struct sctp_datamsg *msg = chunk->msg;