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Fix LZ4_attach_dictionary with empty dictionary

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Nick Terrell 2019-07-17 19:40:04 -07:00
parent 675ef9a9fc
commit 1f236e0790
1 changed files with 1 additions and 1 deletions
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2
lib/lz4.c
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@ -1429,7 +1429,7 @@ void LZ4_attach_dictionary(LZ4_stream_t* workingStream, const LZ4_stream_t* dict
*/
LZ4_resetStream_fast(workingStream);
if (dictionaryStream != NULL) {
if (dictionaryStream != NULL && dictionaryStream->internal_donotuse.dictSize > 0) {
/* If the current offset is zero, we will never look in the
* external dictionary context, since there is no value a table
* entry can take that indicate a miss. In that case, we need