all: ioutil is deprecated in go1.19 (#3718)

3 files changed, 5 insertions, 7 deletions

diff --git a/pkg/build/cuttlefish.go b/pkg/build/cuttlefish.go
index 42ec8af26..3777467a8 100644
--- a/pkg/build/cuttlefish.go
+++ b/pkg/build/cuttlefish.go
@@ -7,7 +7,7 @@ import (
 	"archive/tar"
 	"compress/gzip"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"os"
 	"path/filepath"
 	"strings"
@@ -58,7 +58,7 @@ func (c cuttlefish) readCompiler(archivePath string) (string, error) {
 	h, err := tr.Next()
 	for ; err == nil; h, err = tr.Next() {
 		if filepath.Base(h.Name) == "compile.h" {
-			bytes, err := ioutil.ReadAll(tr)
+			bytes, err := io.ReadAll(tr)
 			if err != nil {
 				return "", err
 			}
diff --git a/pkg/build/linux.go b/pkg/build/linux.go
index bb6e66ef3..112e2dfab 100644
--- a/pkg/build/linux.go
+++ b/pkg/build/linux.go
@@ -10,7 +10,6 @@ import (
 	"debug/elf"
 	"encoding/hex"
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path"
 	"path/filepath"
@@ -114,7 +113,7 @@ func (linux linux) buildKernel(params Params) error {
 }
 
 func (linux) createImage(params Params, kernelPath string) error {
-	tempDir, err := ioutil.TempDir("", "syz-build")
+	tempDir, err := os.MkdirTemp("", "syz-build")
 	if err != nil {
 		return err
 	}
@@ -239,7 +238,7 @@ func LinuxKernelImage(arch string) string {
 var linuxCompilerRegexp = regexp.MustCompile(`#define\s+LINUX_COMPILER\s+"(.*)"`)
 
 func queryLinuxCompiler(kernelDir string) (string, error) {
-	bytes, err := ioutil.ReadFile(filepath.Join(kernelDir, "include", "generated", "compile.h"))
+	bytes, err := os.ReadFile(filepath.Join(kernelDir, "include", "generated", "compile.h"))
 	if err != nil {
 		return "", err
 	}
diff --git a/pkg/build/linux_linux.go b/pkg/build/linux_linux.go
index 55f21a7ee..d22fea678 100644
--- a/pkg/build/linux_linux.go
+++ b/pkg/build/linux_linux.go
@@ -5,7 +5,6 @@ package build
 
 import (
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"syscall"
@@ -37,7 +36,7 @@ func embedFiles(params Params, callback func(mountDir string) error) error {
 	if params.CmdlineFile != "" {
 		return fmt.Errorf("cmdline file is not supported for linux images")
 	}
-	tempDir, err := ioutil.TempDir("", "syz-build")
+	tempDir, err := os.MkdirTemp("", "syz-build")
 	if err != nil {
 		return err
 	}