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Revert "Improve performance of fix to Issue 146" 

This reverts commit 5cce8c33ca. It was an incomplete remediation because it was applied to one area of the code, and not both areas of the code. The complete remediation will be checked-in next.
pull/157/head
Jeffrey Walton 2016-04-07 19:14:11 -04:00
parent 5cce8c33ca
commit ab393851ec
1 changed files with 1 additions and 2 deletions
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3
rijndael.cpp
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@ -391,8 +391,7 @@ void Rijndael::Enc::ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock
// timing attack countermeasure. see comments at top for more details // timing attack countermeasure. see comments at top for more details
const int cacheLineSize = GetCacheLineSize(); const int cacheLineSize = GetCacheLineSize();
unsigned int i; unsigned int i;
volatile word32 _u = 0; volatile word32 u = 0;
word32 u = _u;
#if defined(CRYPTOPP_ALLOW_UNALIGNED_DATA_ACCESS) || defined(CRYPTOPP_ALLOW_RIJNDAEL_UNALIGNED_DATA_ACCESS) #if defined(CRYPTOPP_ALLOW_UNALIGNED_DATA_ACCESS) || defined(CRYPTOPP_ALLOW_RIJNDAEL_UNALIGNED_DATA_ACCESS)
for (i=0; i<2048; i+=cacheLineSize) for (i=0; i<2048; i+=cacheLineSize)
#else #else