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Align Ristretto255::random_scalar() with spec (#142)

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daxpedda
2025-05-07 15:40:24 -07:00
committed by GitHub
parent 23aa7813e7
commit f3f4fef0e9
1 changed files with 3 additions and 2 deletions
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src/group/ristretto.rs
+3 -2
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@@ -96,9 +96,10 @@ impl Group for Ristretto255 {
fn random_scalar<R: RngCore + CryptoRng>(rng: &mut R) -> Self::Scalar { fn random_scalar<R: RngCore + CryptoRng>(rng: &mut R) -> Self::Scalar {
loop { loop {
let scalar = Scalar::random(rng); let mut scalar_bytes = [0u8; 32];
rng.fill_bytes(&mut scalar_bytes);
if scalar != Scalar::ZERO { if let Ok(scalar) = Self::deserialize_scalar(&scalar_bytes) {
break scalar; break scalar;
} }
} }