From: Xin Long <lucien.xin@gmail.com>
Date: Mon, 2 Sep 2019 15:24:21 +0000 (+0800)
Subject: sctp: use transport pf_retrans in sctp_do_8_2_transport_strike
X-Git-Tag: v4.14.145~36
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=701234af94565f715e7017d1fd0958747ff9b969;p=thirdparty%2Fkernel%2Fstable.git

sctp: use transport pf_retrans in sctp_do_8_2_transport_strike

[ Upstream commit 10eb56c582c557c629271f1ee31e15e7a9b2558b ]

Transport should use its own pf_retrans to do the error_count
check, instead of asoc's. Otherwise, it's meaningless to make
pf_retrans per transport.

Fixes: 5aa93bcf66f4 ("sctp: Implement quick failover draft from tsvwg")
Signed-off-by: Xin Long <lucien.xin@gmail.com>
Acked-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c
index c3ae3e80a5a4e..bf0c61adb09c1 100644
--- a/net/sctp/sm_sideeffect.c
+++ b/net/sctp/sm_sideeffect.c
@@ -542,7 +542,7 @@ static void sctp_do_8_2_transport_strike(struct sctp_cmd_seq *commands,
 	if (net->sctp.pf_enable &&
 	   (transport->state == SCTP_ACTIVE) &&
 	   (transport->error_count < transport->pathmaxrxt) &&
-	   (transport->error_count > asoc->pf_retrans)) {
+	   (transport->error_count > transport->pf_retrans)) {
 
 		sctp_assoc_control_transport(asoc, transport,
 					     SCTP_TRANSPORT_PF,