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sctp: fix the transport error_count check

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[ 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: 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>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Xin Long 2019-08-12 20:49:12 +08:00 committed by prashantpaddune
parent 8c4c550909
commit 448f32a1f2
1 changed files with 1 additions and 1 deletions
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2
net/sctp/sm_sideeffect.c
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@ -504,7 +504,7 @@ static void sctp_do_8_2_transport_strike(sctp_cmd_seq_t *commands,
* see SCTP Quick Failover Draft, section 5.1
*/
if ((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,