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-rw-r--r--net/sctp/outqueue.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/sctp/outqueue.c b/net/sctp/outqueue.c
index a367d15a21aa..d765fc53e74d 100644
--- a/net/sctp/outqueue.c
+++ b/net/sctp/outqueue.c
@@ -1758,6 +1758,9 @@ static void sctp_generate_fwdtsn(struct sctp_outq *q, __u32 ctsn)
struct sctp_chunk *chunk;
struct list_head *lchunk, *temp;
+ if (!asoc->peer.prsctp_capable)
+ return;
+
/* PR-SCTP C1) Let SackCumAck be the Cumulative TSN ACK carried in the
* received SACK.
*