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authorXin Long <lucien.xin@gmail.com>2021-10-28 05:36:02 -0400
committerDavid S. Miller <davem@davemloft.net>2021-10-29 12:21:23 +0100
commitc6ea04ea692fa0d8e7faeb133fcd28e3acf470a0 (patch)
tree030072d7354ee8e295799b97ea9d32f275ba5ff2 /include/net/sctp
parent40171248bb8934537fec8fbaf718e57c8add187c (diff)
sctp: reset probe_timer in sctp_transport_pl_update
sctp_transport_pl_update() is called when transport update its dst and pathmtu, instead of stopping the PLPMTUD probe timer, PLPMTUD should start over and reset the probe timer. Otherwise, the PLPMTUD service would stop. Fixes: 92548ec2f1f9 ("sctp: add the probe timer in transport for PLPMTUD") Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/sctp')
-rw-r--r--include/net/sctp/sctp.h4
1 files changed, 1 insertions, 3 deletions
diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
index 69bab88ad66b..bc00410223b0 100644
--- a/include/net/sctp/sctp.h
+++ b/include/net/sctp/sctp.h
@@ -653,12 +653,10 @@ static inline void sctp_transport_pl_update(struct sctp_transport *t)
if (t->pl.state == SCTP_PL_DISABLED)
return;
- if (del_timer(&t->probe_timer))
- sctp_transport_put(t);
-
t->pl.state = SCTP_PL_BASE;
t->pl.pmtu = SCTP_BASE_PLPMTU;
t->pl.probe_size = SCTP_BASE_PLPMTU;
+ sctp_transport_reset_probe_timer(t);
}
static inline bool sctp_transport_pl_enabled(struct sctp_transport *t)