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-rw-r--r--src/newgrf.cpp7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/newgrf.cpp b/src/newgrf.cpp
index 7ac8bc945..46bd5a655 100644
--- a/src/newgrf.cpp
+++ b/src/newgrf.cpp
@@ -3862,6 +3862,7 @@ static ChangeInfoResult AirportChangeInfo(uint airport, int numinfo, int prop, B
}
case 0x0A: { // Set airport layout
+ byte old_num_table = as->num_table;
free(as->rotation);
as->num_table = buf->ReadByte(); // Number of layaouts
as->rotation = MallocT<Direction>(as->num_table);
@@ -3920,6 +3921,12 @@ static ChangeInfoResult AirportChangeInfo(uint airport, int numinfo, int prop, B
tile_table[j] = CallocT<AirportTileTable>(size);
memcpy(tile_table[j], copy_from, sizeof(*copy_from) * size);
}
+ /* Free old layouts in the airport spec */
+ for (int j = 0; j < old_num_table; j++) {
+ /* remove the individual layouts */
+ free(as->table[j]);
+ }
+ free(as->table);
/* Install final layout construction in the airport spec */
as->table = tile_table;
free(att);