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perf: Removing unnecessary array copy. (#2531)

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This commit is contained in:
David Burkett 2019-02-04 22:54:20 -08:00 committed by hashmap
parent c41ea4bcf2
commit c1d67cbec0
1 changed files with 1 additions and 5 deletions
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6
core/src/libtx/proof.rs
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@ -29,11 +29,7 @@ where
let root_key = k.derive_key(0, &K::root_key_id())?;
let res = blake2::blake2b::blake2b(32, &commit.0, &root_key.0[..]);
let res = res.as_bytes();
let mut ret_val = [0; 32];
for i in 0..res.len() {
ret_val[i] = res[i];
}
match SecretKey::from_slice(k.secp(), &ret_val) {
match SecretKey::from_slice(k.secp(), &res) {
Ok(sk) => Ok(sk),
Err(e) => Err(ErrorKind::RangeProof(
format!("Unable to create nonce: {:?}", e).to_string(),