When Attaching Dictionary, Size Working Tables Based on Input Size Only

2018-09-28 17:12:54 -07:00
parent 9d87d50878
commit c38acff94f
1 changed files with 3 additions and 2 deletions
@@ -1344,8 +1344,9 @@ static size_t ZSTD_resetCCtx_byAttachingCDict(
        const ZSTD_compressionParameters *cdict_cParams = &cdict->matchState.cParams;
        unsigned const windowLog = params.cParams.windowLog;
        assert(windowLog != 0);
-        /* Copy only compression parameters related to tables. */
-        params.cParams = *cdict_cParams;
+        /* Resize working context table params for input only, since the dict
+         * has its own tables. */
+        params.cParams = ZSTD_adjustCParams_internal(*cdict_cParams, pledgedSrcSize, 0);
        params.cParams.windowLog = windowLog;
        ZSTD_resetCCtx_internal(cctx, params, pledgedSrcSize,
                                ZSTDcrp_continue, zbuff);