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Fix a potential segmentation fault and turn it into a harmless message.

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This commit is contained in:
Erik Hofman 2017-01-14 10:37:42 +01:00
parent ed4a9337d9
commit 1ef1d5ad43
1 changed files with 6 additions and 1 deletions
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7
src/Navaids/routePath.cxx
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@ -930,7 +930,12 @@ RoutePath::RoutePath(const flightgear::FlightPlan* fp) :
d(new RoutePathPrivate)
{
for (int l=0; l<fp->numLegs(); ++l) {
d->waypoints.push_back(WayptData(fp->legAtIndex(l)->waypoint()));
Waypt *wpt = fp->legAtIndex(l)->waypoint();
if (!wpt) {
SG_LOG(SG_NAVAID, SG_ALERT, "Waypoint " << l << " of " << fp->numLegs() << "is NULL");
break;
}
d->waypoints.push_back(WayptData(wpt));
}
d->aircraftCategory = fp->icaoAircraftCategory()[0];