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Fix: Protect against a few out of bounds or uninitialised usage errors

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This commit is contained in:
Charles Pigott
2018-10-14 23:36:14 +01:00
committed by frosch
parent 52ed3bcbaa
commit b5028efc1f
9 changed files with 19 additions and 5 deletions
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2
src/track_func.h
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@@ -61,7 +61,7 @@ static inline bool IsValidTrackdirForRoadVehicle(Trackdir trackdir)
*/
static inline bool IsValidTrackdir(Trackdir trackdir)
{
return (1 << trackdir & TRACKDIR_BIT_MASK) != TRACKDIR_BIT_NONE;
return trackdir != INVALID_TRACKDIR && ((1 << trackdir & TRACKDIR_BIT_MASK) != TRACKDIR_BIT_NONE);
}
/**