From acc40fafeb1094cc2a1de5c6890e24142394913d Mon Sep 17 00:00:00 2001
From: Mark Spencer <markster@digium.com>
Date: Sat, 24 May 2003 20:47:25 +0000
Subject: [PATCH] Enforce mailboxes checked in increasing order

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@1054 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
 channels/chan_sip.c | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index a46c8e56ba..ac323bf798 100755
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -4617,6 +4617,8 @@ static void *do_monitor(void *data)
 	struct sip_peer *peer;
 	time_t t;
 	int fastrestart =0;
+	int lastpeernum = -1;
+	int curpeernum;
 	/* Add an I/O event to our UDP socket */
 	if (sipsock > -1) 
 		ast_io_add(io, sipsock, sipsock_read, AST_IO_IN, NULL);
@@ -4665,17 +4667,23 @@ restartsearch:
 		peer = peerl.peers;
 		time(&t);
 		fastrestart = 0;
+		curpeernum = 0;
 		while(peer) {
-			if (strlen(peer->mailbox) && ((t - peer->lastmsgcheck) > 10)) {
+			if ((curpeernum > lastpeernum) && strlen(peer->mailbox) && ((t - peer->lastmsgcheck) > 10)) {
 				sip_send_mwi_to_peer(peer);
 				fastrestart = 1;
+				lastpeernum = curpeernum;
 				break;
 			}
+			curpeernum++;
 			peer = peer->next;
 		}
 		/* Remember, sip_send_mwi_to_peer releases the lock if we've called it */
-		if (!peer)
+		if (!peer) {
+			/* Reset where we come from */
+			lastpeernum = -1;
 			ast_pthread_mutex_unlock(&peerl.lock);
+		}
 		ast_pthread_mutex_unlock(&monlock);
 	}
 	/* Never reached */
-- 
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