Update lintci and fix lints (#1217)

.golangci.yml

@@ -6,8 +6,6 @@ run:
   # default is true. Enables skipping of directories:
   #   vendor$, third_party$, testdata$, examples$, Godeps$, builtin$
   skip-dirs-use-default: true
-  skip-files:
-    - core/genesis_alloc.go
 
 linters:
   disable-all: true
@@ -44,6 +42,8 @@ linters-settings:
     min-occurrences: 6 # minimum number of occurrences
 
 issues:
+  exclude-files:
+    - core/genesis_alloc.go
   exclude-rules:
     - path: crypto/bn256/cloudflare/optate.go
       linters:

Makefile

@@ -80,7 +80,7 @@ lint:
 
 lintci-deps:
 	rm -f ./build/bin/golangci-lint
-	curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b ./build/bin v1.53.3
+	curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b ./build/bin v1.57.2
 
 goimports:
 	goimports -local "$(PACKAGE)" -w .

core/txpool/legacypool/legacypool_test.go

@@ -18,6 +18,7 @@ package legacypool
 
 import (
 	"crypto/ecdsa"
+	crand "crypto/rand"
 	"errors"
 	"fmt"
 	"io"
@@ -30,7 +31,7 @@ import (
 	"time"
 
 	"github.com/holiman/uint256"
-	"github.com/maticnetwork/crand"
+	crand2 "github.com/maticnetwork/crand"
 
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core"
@@ -115,7 +116,7 @@ func pricedTransaction(nonce uint64, gaslimit uint64, gasprice *big.Int, key *ec
 
 func pricedDataTransaction(nonce uint64, gaslimit uint64, gasprice *big.Int, key *ecdsa.PrivateKey, bytes uint64) *types.Transaction {
 	data := make([]byte, bytes)
-	rand.Read(data)
+	crand.Read(data)
 
 	tx, _ := types.SignTx(types.NewTransaction(nonce, common.Address{}, big.NewInt(0), gaslimit, gasprice, data), types.HomesteadSigner{}, key)
 
@@ -3801,7 +3802,7 @@ func BenchmarkBigs(b *testing.B) {
 	var over bool
 
 	for i := 0; i < len(ints); i++ {
-		ints[i] = crand.BigInt(max)
+		ints[i] = crand2.BigInt(max)
 		intUs[i], over = uint256.FromBig(ints[i])
 
 		if over {

rlp/unsafe.go

@@ -26,11 +26,5 @@ import (
 
 // byteArrayBytes returns a slice of the byte array v.
 func byteArrayBytes(v reflect.Value, length int) []byte {
-	var s []byte
-	hdr := (*reflect.SliceHeader)(unsafe.Pointer(&s))
-	hdr.Data = v.UnsafeAddr()
-	hdr.Cap = length
-	hdr.Len = length
-
-	return s
+	return unsafe.Slice((*byte)(unsafe.Pointer(v.UnsafeAddr())), length)
 }