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diff -Naur libreswan-3.25-orig/programs/pluto/ikev1_main.c libreswan-3.25/programs/pluto/ikev1_main.c
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--- libreswan-3.25-orig/programs/pluto/ikev1_main.c	2019-05-07 15:41:26.366181612 -0400
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+++ libreswan-3.25/programs/pluto/ikev1_main.c	2019-05-07 15:45:41.780183599 -0400
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@@ -2727,30 +2727,11 @@
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 					 * Useful if the other peer is
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 					 * rebooting.
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 					 */
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-					if (dst->st_event != NULL &&
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-					    dst->st_event->ev_type ==
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-						  EVENT_SA_REPLACE &&
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-					    !monobefore(monotimesum(mononow(),
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-						  deltatime(DELETE_SA_DELAY)),
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-						dst->st_event->ev_time)) {
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-						/*
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-						 * Patch from Angus Lees to
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-						 * ignore retransmitted
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-						 * Delete SA.
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-						 */
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-						loglog(RC_LOG_SERIOUS,
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-							"received Delete SA payload: already replacing IPSEC State #%lu in %ld seconds",
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-							dst->st_serialno,
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-							(long)deltasecs(monotimediff(
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-								dst->st_event->ev_time,
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-								mononow())));
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-					} else {
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-						loglog(RC_LOG_SERIOUS,
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-							"received Delete SA payload: replace IPSEC State #%lu now",
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-							dst->st_serialno);
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-						dst->st_margin = deltatime(0);
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-						event_force(EVENT_SA_REPLACE, dst);
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-					}
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+					loglog(RC_LOG_SERIOUS,
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+						"received Delete SA payload: replace IPSEC State #%lu now",
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+						dst->st_serialno);
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+					dst->st_margin = deltatime(0);
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+					event_force(EVENT_SA_REPLACE, dst);
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 				} else {
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 					loglog(RC_LOG_SERIOUS,
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 						"received Delete SA(0x%08" PRIx32 ") payload: deleting IPSEC State #%lu",