Merge pull request #3157 from embg/huge_dict_bugfix

Bugfix for huge dictionaries
facebook · Jun 9, 2022 · f313a77 · f313a77
2 parents 27bf96e + 31bd640
commit f313a77
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/compress/zstd_compress.c b/lib/compress/zstd_compress.c
@@ -4219,7 +4219,7 @@ static size_t ZSTD_loadDictionaryContent(ZSTD_matchState_t* ms,
          * Dictionaries right at the edge will immediately trigger overflow
          * correction, but I don't want to insert extra constraints here.
          */
-        U32 const maxDictSize = ZSTD_CURRENT_MAX - 1;
+        U32 const maxDictSize = ZSTD_CURRENT_MAX - ZSTD_WINDOW_START_INDEX;
         /* We must have cleared our windows when our source is this large. */
         assert(ZSTD_window_isEmpty(ms->window));
         if (loadLdmDict)