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Fix Off-By-One Error

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This commit is contained in:
W. Felix Handte 2018-05-23 16:45:58 -04:00
parent 2bfe43267e
commit ec7efe88f5
1 changed files with 1 additions and 1 deletions
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2
lib/compress/zstd_double_fast.c
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@ -169,7 +169,7 @@ size_t ZSTD_compressBlock_doubleFast_generic(
U32 const dictMatchIndexL3 = dictHashLong[hl3]; U32 const dictMatchIndexL3 = dictHashLong[hl3];
const BYTE* dictMatchL3 = dictBase + dictMatchIndexL3; const BYTE* dictMatchL3 = dictBase + dictMatchIndexL3;
assert(dictMatchL3 < dictEnd); assert(dictMatchL3 < dictEnd);
if (dictMatchL3 > dictLowest && MEM_read64(dictMatchL3) == MEM_read64(ip)) { if (dictMatchL3 > dictLowest && MEM_read64(dictMatchL3) == MEM_read64(ip+1)) {
mLength = ZSTD_count_2segments(ip+1+8, dictMatchL3+8, iend, dictEnd, prefixLowest) + 8; mLength = ZSTD_count_2segments(ip+1+8, dictMatchL3+8, iend, dictEnd, prefixLowest) + 8;
ip++; ip++;
offset = (U32)(current + 1 - dictMatchIndexL3 - dictIndexDelta); offset = (U32)(current + 1 - dictMatchIndexL3 - dictIndexDelta);