X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fgraph.c;h=f2e546ee9b4e1463f4490f713a3bb90d316dc06e;hb=f1fec466e232c00c668422014029dce9114d3add;hp=4e060b7ffa9c647cd4cc3103085e3e542ddf3ef7;hpb=5a132550deb58473285e5f91705d286aef47be71;p=tinc

diff --git a/src/graph.c b/src/graph.c
index 4e060b7f..f2e546ee 100644
--- a/src/graph.c
+++ b/src/graph.c
@@ -57,6 +57,7 @@
 #include "process.h"
 #include "subnet.h"
 #include "utils.h"
+#include "xalloc.h"
 
 /* Implementation of Kruskal's algorithm.
    Running time: O(E)
@@ -359,18 +360,20 @@ void check_reachability() {
 			n->minmtu = 0;
 			n->mtuprobes = 0;
 
-			asprintf(&envp[0], "NETNAME=%s", netname ? : "");
-			asprintf(&envp[1], "DEVICE=%s", device ? : "");
-			asprintf(&envp[2], "INTERFACE=%s", iface ? : "");
-			asprintf(&envp[3], "NODE=%s", n->name);
+			event_del(&n->mtuevent);
+
+			xasprintf(&envp[0], "NETNAME=%s", netname ? : "");
+			xasprintf(&envp[1], "DEVICE=%s", device ? : "");
+			xasprintf(&envp[2], "INTERFACE=%s", iface ? : "");
+			xasprintf(&envp[3], "NODE=%s", n->name);
 			sockaddr2str(&n->address, &address, &port);
-			asprintf(&envp[4], "REMOTEADDRESS=%s", address);
-			asprintf(&envp[5], "REMOTEPORT=%s", port);
+			xasprintf(&envp[4], "REMOTEADDRESS=%s", address);
+			xasprintf(&envp[5], "REMOTEPORT=%s", port);
 			envp[6] = NULL;
 
 			execute_script(n->status.reachable ? "host-up" : "host-down", envp);
 
-			asprintf(&name,
+			xasprintf(&name,
 					 n->status.reachable ? "hosts/%s-up" : "hosts/%s-down",
 					 n->name);
 			execute_script(name, envp);