From 712499fc8f395286d0e644e7fdb0812498db59b6 Mon Sep 17 00:00:00 2001 From: peter1138 Date: Mon, 17 Apr 2006 18:35:44 +0000 Subject: (svn r4459) - Newstations: check pointer for NULL before using it. --- newgrf_station.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'newgrf_station.c') diff --git a/newgrf_station.c b/newgrf_station.c index 2bb9e56ff..114152b26 100644 --- a/newgrf_station.c +++ b/newgrf_station.c @@ -117,6 +117,7 @@ const StationSpec *GetCustomStation(StationClassID sclass, uint station) static const RealSpriteGroup *ResolveStationSpriteGroup(const SpriteGroup *spg, const Station *st) { + if (spg == NULL) return NULL; switch (spg->type) { case SGT_REAL: return &spg->g.real; @@ -183,6 +184,7 @@ static const RealSpriteGroup *ResolveStationSpriteGroup(const SpriteGroup *spg, uint32 GetCustomStationRelocation(const StationSpec *spec, const Station *st, byte ctype) { const RealSpriteGroup *rsg = ResolveStationSpriteGroup(spec->spritegroup[ctype], st); + if (rsg == NULL) return 0; if (rsg->sprites_per_set != 0) { if (rsg->loading_count != 0) return rsg->loading[0]->g.result.result; -- cgit v1.2.3-54-g00ecf