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(svn r22757) -Fix [FS#4730]: [NewGRF] Invalid memory access when querying the grfID of the default objects

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planetmaker
2011-08-18 14:08:51 +00:00
parent 5a13a81d7a
commit 1de94e862a
1 changed files with 5 additions and 0 deletions
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5
src/newgrf_object.cpp
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@@ -140,6 +140,11 @@ static uint32 GetObjectIDAtOffset(TileIndex tile, uint32 cur_grfid)
const ObjectSpec *spec = ObjectSpec::GetByTile(tile); const ObjectSpec *spec = ObjectSpec::GetByTile(tile);
/* Default objects have no associated NewGRF file */
if (spec->grf_prop.grffile == NULL) {
return 0xFFFE; // Defined in another grf file
}
if (spec->grf_prop.grffile->grfid == cur_grfid) { // same object, same grf ? if (spec->grf_prop.grffile->grfid == cur_grfid) { // same object, same grf ?
return spec->grf_prop.local_id; return spec->grf_prop.local_id;
} }