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author | rubidium <rubidium@openttd.org> | 2010-04-24 19:06:54 +0000 |
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committer | rubidium <rubidium@openttd.org> | 2010-04-24 19:06:54 +0000 |
commit | 82136fbc62301c0f350c51d438c10be04c863720 (patch) | |
tree | 89265d562dcd2df0a30d0833ef5a852bc7e3e59f | |
parent | 03c6f51c844c8d901f658a2712ebe2dcfdcd65d3 (diff) | |
download | openttd-82136fbc62301c0f350c51d438c10be04c863720.tar.xz |
(svn r19713) -Fix [NewGRF]: passing some invalid data to industry variable 67/68 could cause a crash
-rw-r--r-- | src/newgrf_industries.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/newgrf_industries.cpp b/src/newgrf_industries.cpp index 467879c73..5c3c0027a 100644 --- a/src/newgrf_industries.cpp +++ b/src/newgrf_industries.cpp @@ -131,6 +131,9 @@ static uint32 GetCountAndDistanceOfClosestInstance(byte param_setID, byte layout break; } + /* If the industry type is invalid, there is none and the closest is far away. */ + if (ind_index >= NUM_INDUSTRYTYPES) return 0 | 0xFFFF; + if (layout_filter == 0) { /* If the filter is 0, it could be because none was specified as well as being really a 0. * In either case, just do the regular var67 */ |