(svn r9429) -Fix r9338: when deleting a vehicle which has shared orders with one more vehicle and no orders, segfaulted

This commit is contained in:
truelight 2007-03-24 15:13:46 +00:00
parent d53e16131d
commit 9a9e891e0c
1 changed files with 2 additions and 1 deletions

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@ -463,6 +463,7 @@ static int32 DecloneOrder(Vehicle *dst, uint32 flags)
*/
static void RemoveSharedOrderVehicleList(Vehicle *v)
{
assert(v->orders != NULL);
WindowClass window_class = WC_NONE;
switch (v->type) {
@ -1159,7 +1160,7 @@ void DeleteVehicleOrders(Vehicle *v)
/* If we are the only one left in the Shared Order Vehicle List,
* remove it, as we are no longer a Shared Order Vehicle */
if (u->prev_shared == NULL && u->next_shared == NULL) RemoveSharedOrderVehicleList(u);
if (u->prev_shared == NULL && u->next_shared == NULL && u->orders != NULL) RemoveSharedOrderVehicleList(u);
/* We only need to update this-one, because if there is a third
* vehicle which shares the same order-list, nothing will change. If