From 544691f070df2da77a87aa41753932bd146a001e Mon Sep 17 00:00:00 2001
From: Bruce Mitchener <bruce.mitchener@gmail.com>
Date: Sat, 12 Aug 2023 16:37:16 +0700
Subject: [PATCH] clippy: Remove needless borrows.

---
 src/biguint/monty.rs |  4 ++--
 src/biguint/power.rs | 10 +++++-----
 tests/modpow.rs      |  2 +-
 3 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/src/biguint/monty.rs b/src/biguint/monty.rs
index a5c79aa9..573f2dcc 100644
--- a/src/biguint/monty.rs
+++ b/src/biguint/monty.rs
@@ -78,8 +78,8 @@ fn montgomery(x: &BigUint, y: &BigUint, m: &BigUint, k: BigDigit, n: usize) -> B
         z.data = z.data[n..].to_vec();
     } else {
         {
-            let (mut first, second) = z.data.split_at_mut(n);
-            sub_vv(&mut first, &second, &m.data);
+            let (first, second) = z.data.split_at_mut(n);
+            sub_vv(first, second, &m.data);
         }
         z.data = z.data[..n].to_vec();
     }
diff --git a/src/biguint/power.rs b/src/biguint/power.rs
index c2add8c4..621e1b15 100644
--- a/src/biguint/power.rs
+++ b/src/biguint/power.rs
@@ -225,27 +225,27 @@ fn test_plain_modpow() {
     let exp = vec![0, 0b1];
     assert_eq!(
         two.pow(0b1_00000000_u32) % &modulus,
-        plain_modpow(&two, &exp, &modulus)
+        plain_modpow(two, &exp, &modulus)
     );
     let exp = vec![0, 0b10];
     assert_eq!(
         two.pow(0b10_00000000_u32) % &modulus,
-        plain_modpow(&two, &exp, &modulus)
+        plain_modpow(two, &exp, &modulus)
     );
     let exp = vec![0, 0b110010];
     assert_eq!(
         two.pow(0b110010_00000000_u32) % &modulus,
-        plain_modpow(&two, &exp, &modulus)
+        plain_modpow(two, &exp, &modulus)
     );
     let exp = vec![0b1, 0b1];
     assert_eq!(
         two.pow(0b1_00000001_u32) % &modulus,
-        plain_modpow(&two, &exp, &modulus)
+        plain_modpow(two, &exp, &modulus)
     );
     let exp = vec![0b1100, 0, 0b1];
     assert_eq!(
         two.pow(0b1_00000000_00001100_u32) % &modulus,
-        plain_modpow(&two, &exp, &modulus)
+        plain_modpow(two, &exp, &modulus)
     );
 }
 
diff --git a/tests/modpow.rs b/tests/modpow.rs
index 276f066e..d7a247b0 100644
--- a/tests/modpow.rs
+++ b/tests/modpow.rs
@@ -120,7 +120,7 @@ mod bigint {
             let even_m = m << 1u8;
             let even_modpow = b.modpow(e, m);
             assert!(even_modpow.abs() < even_m.abs());
-            assert_eq!(&even_modpow.mod_floor(&m), r);
+            assert_eq!(&even_modpow.mod_floor(m), r);
 
             // the sign of the result follows the modulus like `mod_floor`, not `rem`
             assert_eq!(b.modpow(&BigInt::one(), m), b.mod_floor(m));