From ea3344585b28f5b5449d90b718f1c64929768937 Mon Sep 17 00:00:00 2001
From: Stan Bondi <sdbondi@users.noreply.github.com>
Date: Tue, 22 Nov 2022 14:30:29 +0200
Subject: [PATCH] fix: remove 2 unnecessary allocations in batch_mul (#154)

---
 src/ristretto/ristretto_keys.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/ristretto/ristretto_keys.rs b/src/ristretto/ristretto_keys.rs
index 9ce7d72e..c2f9c0fe 100644
--- a/src/ristretto/ristretto_keys.rs
+++ b/src/ristretto/ristretto_keys.rs
@@ -332,8 +332,8 @@ impl PublicKey for RistrettoPublicKey {
     }
 
     fn batch_mul(scalars: &[Self::K], points: &[Self]) -> Self {
-        let p: Vec<&RistrettoPoint> = points.iter().map(|p| &p.point).collect();
-        let s: Vec<&Scalar> = scalars.iter().map(|k| &k.0).collect();
+        let p = points.iter().map(|p| &p.point);
+        let s = scalars.iter().map(|k| &k.0);
         let p = RistrettoPoint::multiscalar_mul(s, p);
         RistrettoPublicKey::new_from_pk(p)
     }