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Commit 4c6a6f42 authored by Wei Yongjun's avatar Wei Yongjun Committed by David S. Miller
Browse files

sctp: move chunk from retransmit queue to abandoned list 



If there is still data waiting to retransmit and remain in
retransmit queue, while doing the next retransmit, if the
chunk is abandoned, we should move it to abandoned list.

Signed-off-by: default avatarWei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: default avatarVlad Yasevich <vladislav.yasevich@hp.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 92c73af5

net/sctp/outqueue.c

+7 −0
Original line number Diff line number Diff line
@@ -577,6 +577,13 @@ static int sctp_outq_flush_rtx(struct sctp_outq *q, struct sctp_packet *pkt, 
	 * try to send as much as possible.

	 */

	list_for_each_entry_safe(chunk, chunk1, lqueue, transmitted_list) {

		/* If the chunk is abandoned, move it to abandoned list. */

		if (sctp_chunk_abandoned(chunk)) {

			list_del_init(&chunk->transmitted_list);

			sctp_insert_list(&q->abandoned,

					 &chunk->transmitted_list);

			continue;

		}



		/* Make sure that Gap Acked TSNs are not retransmitted.  A

		 * simple approach is just to move such TSNs out of the