chore: rm redundant clones

fvm/src/executor/default.rs

@@ -455,7 +455,7 @@ where
         sender_state.sequence += 1;
 
         // Ensure from actor has enough balance to cover the gas cost of the message.
-        let gas_cost: TokenAmount = msg.gas_fee_cap.clone() * msg.gas_limit;
+        let gas_cost: TokenAmount = &msg.gas_fee_cap * msg.gas_limit;
         if sender_state.balance < gas_cost {
             return Ok(Err(ApplyRet::prevalidation_fail(
                 ExitCode::SYS_SENDER_STATE_INVALID,

fvm/src/kernel/default.rs

@@ -1003,7 +1003,7 @@ where
             .iter()
             .collect();
 
-            if let Err(e) = std::fs::create_dir_all(dir.clone()) {
+            if let Err(e) = std::fs::create_dir_all(&dir) {
                 log::error!("failed to make directory to store debug artifacts {}", e);
             } else if let Err(e) = std::fs::write(dir.join(name), data) {
                 log::error!("failed to store debug artifact {}", e)

sdk/src/crypto.rs

@@ -205,7 +205,7 @@ pub fn compute_unsealed_sector_cid(
     proof_type: RegisteredSealProof,
     pieces: &[PieceInfo],
 ) -> SyscallResult<Cid> {
-    let pieces = to_vec(&pieces.to_vec()).expect("failed to marshal piece infos");
+    let pieces = to_vec(pieces).expect("failed to marshal piece infos");
     let pieces = pieces.as_slice();
     let mut out = [0u8; MAX_CID_LEN];
     unsafe {

sdk/src/lib.rs

@@ -64,7 +64,7 @@ fn build_response(send: fvm_shared::sys::out::send::Send) -> SyscallResult<fvm_s
 
         Some(fvm_ipld_encoding::ipld_block::IpldBlock {
             codec: send.return_codec,
-            data: bytes.to_vec(),
+            data: bytes,
         })
     };