Fix possible endless loop.

diff --git a/waypt.c b/waypt.c
index 92a5ee464e698879b0338151b53b02d35385734a..41ce3d3d35eaf8076aa3ea20f01b7ae0bc856161 100644 (file)
--- a/waypt.c
+++ b/waypt.c
@@ -45,6 +45,7 @@ waypt_dupe(const waypoint *wpt)
 
        tmp = waypt_new();
        memcpy(tmp, wpt, sizeof(waypoint));
+       tmp->url_next = NULL;
 
        if (wpt->shortname)
                tmp->shortname = xstrdup(wpt->shortname);