From 17edfd117be083c920146ccdd028aa0bec3cfe7a Mon Sep 17 00:00:00 2001 From: "Fabio M. Di Nitto" Date: Mon, 16 Jan 2017 06:21:11 +0100 Subject: [PATCH] [PMTUd] fail early if transport is not connected Signed-off-by: Fabio M. Di Nitto --- libknet/threads_pmtud.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/libknet/threads_pmtud.c b/libknet/threads_pmtud.c index 3ff3528..be9b096 100644 --- a/libknet/threads_pmtud.c +++ b/libknet/threads_pmtud.c @@ -144,6 +144,11 @@ restart: return -1; } + if (dst_link->transport_connected != 1) { + log_debug(knet_h, KNET_SUB_PMTUD, "PMTUD detected host (%u) link (%u) has been disconnected", dst_host->host_id, dst_link->link_id); + return -1; + } + if (pthread_mutex_lock(&knet_h->pmtud_mutex) != 0) { log_debug(knet_h, KNET_SUB_PMTUD, "Unable to get mutex lock"); return -1; -- 2.39.5