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Commit eeb148d2 authored by Xin Long's avatar Xin Long Committed by Greg Kroah-Hartman
Browse files

sctp: fix the transport error_count check 



[ Upstream commit a1794de8b92ea6bc2037f445b296814ac826693e ]

As the annotation says in sctp_do_8_2_transport_strike():

  "If the transport error count is greater than the pf_retrans
   threshold, and less than pathmaxrtx ..."

It should be transport->error_count checked with pathmaxrxt,
instead of asoc->pf_retrans.

Fixes: 5aa93bcf ("sctp: Implement quick failover draft from tsvwg")
Signed-off-by: default avatarXin Long <lucien.xin@gmail.com>
Acked-by: default avatarMarcelo Ricardo Leitner <marcelo.leitner@gmail.com>
Signed-off-by: default avatarJakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 227f204a

net/sctp/sm_sideeffect.c

+1 −1
Original line number Diff line number Diff line
@@ -561,7 +561,7 @@ static void sctp_do_8_2_transport_strike(struct sctp_cmd_seq *commands, 
	 */

	if (net->sctp.pf_enable &&

	   (transport->state == SCTP_ACTIVE) &&

	   (asoc->pf_retrans < transport->pathmaxrxt) &&

	   (transport->error_count < transport->pathmaxrxt) &&

	   (transport->error_count > asoc->pf_retrans)) {



		sctp_assoc_control_transport(asoc, transport,