linux-kernel - [PATCH 1/1] net: sctp: bug fixing when sctp path recovers

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Message-Id: <1384306486-31345-1-git-send-email-changxiangzhong@gmail.com>
Date:	Wed, 13 Nov 2013 02:34:46 +0100
From:	Chang Xiangzhong <changxiangzhong@...il.com>
To:	vyasevich@...il.com, nhorman@...driver.com, davem@...emloft.net
Cc:	linux-sctp@...r.kernel.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, dreibh@...ula.no,
	Chang Xiangzhong <changxiangzhong@...il.com>
Subject: [PATCH 1/1] net: sctp: bug fixing when sctp path recovers

Look for the __two__ most recently used path/transport and set to active_path
and retran_path respectively

Signed-off-by: changxiangzhong@...il.com
---
 net/sctp/associola.c |    4 ++++
 1 file changed, 4 insertions(+)

diff --git a/net/sctp/associola.c b/net/sctp/associola.c
index ab67efc..070011a 100644
--- a/net/sctp/associola.c
+++ b/net/sctp/associola.c
@@ -913,11 +913,15 @@ void sctp_assoc_control_transport(struct sctp_association *asoc,
 		if (!first || t->last_time_heard > first->last_time_heard) {
 			second = first;
 			first = t;
+			continue;
 		}
 		if (!second || t->last_time_heard > second->last_time_heard)
 			second = t;
 	}
 
+	if (!second)
+		second = first;
+
 	/* RFC 2960 6.4 Multi-Homed SCTP Endpoints
 	 *
 	 * By default, an endpoint should always transmit to the
-- 
1.7.9.5

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