Fix null pointer addition

2019-11-20 18:36:04 -08:00
parent 2d4dcce55f
commit 659e9f05cf
8 changed files with 83 additions and 24 deletions
@@ -660,7 +660,7 @@ ZSTD_compressBlock_lazy_generic(
    const U32 dictIndexDelta       = dictMode == ZSTD_dictMatchState ?
                                     prefixLowestIndex - (U32)(dictEnd - dictBase) :
                                     0;
-    const U32 dictAndPrefixLength = (U32)(ip - prefixLowest + dictEnd - dictLowest);
+    const U32 dictAndPrefixLength = (U32)((ip - prefixLowest) + (dictEnd - dictLowest));

    /* init */
    ip += (dictAndPrefixLength == 0);