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sandy2x: mask the top bit

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This commit is contained in:
Frank Denis 2015-11-04 16:35:24 +01:00
parent ec72507c5f
commit 2bf84bb98c
1 changed files with 1 additions and 1 deletions
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src/libsodium/crypto_scalarmult/curve25519/sandy2x/fe_frombytes_sandy2x.c
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@ -35,7 +35,7 @@ void fe_frombytes(fe h,const unsigned char *s)
crypto_uint64 h6 = load_3(s + 20) << 7;
crypto_uint64 h7 = load_3(s + 23) << 5;
crypto_uint64 h8 = load_3(s + 26) << 4;
crypto_uint64 h9 = load_3(s + 29) << 2;
crypto_uint64 h9 = (load_3(s + 29) & 8388607) << 2;
crypto_uint64 carry0;
crypto_uint64 carry1;
crypto_uint64 carry2;