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SP math all: fix 1 word Montgomery Reduce 

May have 3 words in partial result before shifting down.
pull/3683/head
Sean Parkinson 2021-01-25 10:15:20 +10:00
parent fb9836ed28
commit 4f0ed55232
1 changed files with 1 additions and 1 deletions
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2
wolfcrypt/src/sp_int.c
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@ -12065,7 +12065,7 @@ static int _sp_mont_red(sp_int* a, sp_int* m, sp_int_digit mp)
a->dp[1] = w;
w >>= SP_WORD_SIZE;
a->dp[2] = w;
a->used = m->used * 2;
a->used = m->used * 2 + 1;
/* mp is SP_WORD_SIZE */
bits = SP_WORD_SIZE;
}