On Wed, Jul 03, 2019 at 06:20:20PM +0800, Xin Long wrote: > Now all ctrl chunks are counted for asoc stats.octrlchunks and net > SCTP_MIB_OUTCTRLCHUNKS either after queuing up or bundling, other > than the chunk maked and bundled in sctp_packet_bundle_sack, which > caused 'outctrlchunks' not consistent with 'inctrlchunks' in peer. > > This issue exists since very beginning, here to fix it by increasing > both net SCTP_MIB_OUTCTRLCHUNKS and asoc stats.octrlchunks when sack > chunk is maked and bundled in sctp_packet_bundle_sack. > > Reported-by: Ja Ram Jeon <jajeon@xxxxxxxxxx> > Signed-off-by: Xin Long <lucien.xin@xxxxxxxxx> Acked-by: Marcelo Ricardo Leitner <marcelo.leitner@xxxxxxxxx> > --- > net/sctp/output.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/net/sctp/output.c b/net/sctp/output.c > index e0c2747..dbda7e7 100644 > --- a/net/sctp/output.c > +++ b/net/sctp/output.c > @@ -282,6 +282,9 @@ static enum sctp_xmit sctp_packet_bundle_sack(struct sctp_packet *pkt, > sctp_chunk_free(sack); > goto out; > } > + SCTP_INC_STATS(sock_net(asoc->base.sk), > + SCTP_MIB_OUTCTRLCHUNKS); > + asoc->stats.octrlchunks++; > asoc->peer.sack_needed = 0; > if (del_timer(timer)) > sctp_association_put(asoc); > -- > 2.1.0 >
