Fix stray clippy complaints.

components/zcash_note_encryption/src/batch.rs

@@ -10,6 +10,7 @@ use crate::{
 /// Trial decryption of a batch of notes with a set of recipients.
 ///
 /// This is the batched version of [`zcash_note_encryption::try_note_decryption`].
+#[allow(clippy::type_complexity)]
 pub fn try_note_decryption<D: Domain, Output: ShieldedOutput<D>>(
     ivks: &[D::IncomingViewingKey],
     outputs: &[(D, Output)],

zcash_primitives/benches/note_decryption.rs

@@ -106,12 +106,7 @@ fn bench_note_decryption(c: &mut Criterion) {
         let size = 10;
         let outputs: Vec<_> = iter::repeat(output)
             .take(size)
-            .map(|output| {
-                (
-                    SaplingDomain::for_height(TEST_NETWORK.clone(), height),
-                    output,
-                )
-            })
+            .map(|output| (SaplingDomain::for_height(TEST_NETWORK, height), output))
             .collect();
 
         let mut group = c.benchmark_group("sapling-batch-note-decryption");
@@ -127,7 +122,7 @@ fn bench_note_decryption(c: &mut Criterion) {
 
         let compact: Vec<_> = outputs
             .into_iter()
-            .map(|(domain, output)| (domain, CompactOutputDescription::from(output.clone())))
+            .map(|(domain, output)| (domain, CompactOutputDescription::from(output)))
             .collect();
 
         group.bench_function(BenchmarkId::new("compact-valid", size), |b| {

zcash_primitives/src/sapling/note_encryption.rs

@@ -1349,7 +1349,7 @@ mod tests {
             let output = OutputDescription {
                 cv,
                 cmu,
-                ephemeral_key: ephemeral_key,
+                ephemeral_key,
                 enc_ciphertext: tv.c_enc,
                 out_ciphertext: tv.c_out,
                 zkproof: [0u8; GROTH_PROOF_SIZE],