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authorXin Long <lucien.xin@gmail.com>2016-07-09 13:47:40 +0200
committerDavid S. Miller <davem@davemloft.net>2016-07-11 22:25:38 +0200
commit28aa4c26fce2202db8d42ae76b639ca1d9a23d25 (patch)
tree821624ddb932078c84235eb5b852e282891dbbf6 /net/sctp/sm_make_chunk.c
parentRevert "net: ethernet: bcmgenet: use phy_ethtool_{get|set}_link_ksettings" (diff)
downloadlinux-28aa4c26fce2202db8d42ae76b639ca1d9a23d25.tar.xz
linux-28aa4c26fce2202db8d42ae76b639ca1d9a23d25.zip
sctp: add SCTP_PR_SUPPORTED on sctp sockopt
According to section 4.5 of rfc7496, prsctp_enable should be per asoc. We will add prsctp_enable to both asoc and ep, and replace the places where it used net.sctp->prsctp_enable with asoc->prsctp_enable. ep->prsctp_enable will be initialized with net.sctp->prsctp_enable, and asoc->prsctp_enable will be initialized with ep->prsctp_enable. We can also modify it's value through sockopt SCTP_PR_SUPPORTED. Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sctp/sm_make_chunk.c')
-rw-r--r--net/sctp/sm_make_chunk.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c
index 56f364d8f932..0e3045ef57fa 100644
--- a/net/sctp/sm_make_chunk.c
+++ b/net/sctp/sm_make_chunk.c
@@ -261,7 +261,7 @@ struct sctp_chunk *sctp_make_init(const struct sctp_association *asoc,
chunksize += WORD_ROUND(SCTP_SAT_LEN(num_types));
chunksize += sizeof(ecap_param);
- if (net->sctp.prsctp_enable)
+ if (asoc->prsctp_enable)
chunksize += sizeof(prsctp_param);
/* ADDIP: Section 4.2.7:
@@ -355,7 +355,7 @@ struct sctp_chunk *sctp_make_init(const struct sctp_association *asoc,
sctp_addto_param(retval, num_ext, extensions);
}
- if (net->sctp.prsctp_enable)
+ if (asoc->prsctp_enable)
sctp_addto_chunk(retval, sizeof(prsctp_param), &prsctp_param);
if (sp->adaptation_ind) {
@@ -2024,8 +2024,8 @@ static void sctp_process_ext_param(struct sctp_association *asoc,
for (i = 0; i < num_ext; i++) {
switch (param.ext->chunks[i]) {
case SCTP_CID_FWD_TSN:
- if (net->sctp.prsctp_enable && !asoc->peer.prsctp_capable)
- asoc->peer.prsctp_capable = 1;
+ if (asoc->prsctp_enable && !asoc->peer.prsctp_capable)
+ asoc->peer.prsctp_capable = 1;
break;
case SCTP_CID_AUTH:
/* if the peer reports AUTH, assume that he
@@ -2169,7 +2169,7 @@ static sctp_ierror_t sctp_verify_param(struct net *net,
break;
case SCTP_PARAM_FWD_TSN_SUPPORT:
- if (net->sctp.prsctp_enable)
+ if (ep->prsctp_enable)
break;
goto fallthrough;
@@ -2653,7 +2653,7 @@ do_addr_param:
break;
case SCTP_PARAM_FWD_TSN_SUPPORT:
- if (net->sctp.prsctp_enable) {
+ if (asoc->prsctp_enable) {
asoc->peer.prsctp_capable = 1;
break;
}