syscall: remove unused kernelVersion function from tests

Change-Id: If0d00999c58f7421e4da06e1822ba5abccf72cac
Reviewed-on: https://go-review.googlesource.com/14111
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>

diff --git a/src/syscall/exec_linux_test.go b/src/syscall/exec_linux_test.go
index bbfd6d03df26b782fd878f495d06bde6617930f4..e4ed6adff946593a0c55b5f2511380d64b33fb27 100644 (file)
--- a/src/syscall/exec_linux_test.go
+++ b/src/syscall/exec_linux_test.go
@@ -10,8 +10,6 @@ import (
        "io/ioutil"
        "os"
        "os/exec"
-       "regexp"
-       "strconv"
        "strings"
        "syscall"
        "testing"
@@ -72,22 +70,6 @@ func TestCloneNEWUSERAndRemapRootEnableSetgroups(t *testing.T) {
        testNEWUSERRemap(t, 0, 0, false)
 }
 
-// kernelVersion returns the major and minor versions of the Linux
-// kernel version.  It calls t.Skip if it can't figure it out.
-func kernelVersion(t *testing.T) (int, int) {
-       bytes, err := ioutil.ReadFile("/proc/version")
-       if err != nil {
-               t.Skipf("can't get kernel version: %v", err)
-       }
-       matches := regexp.MustCompile("([0-9]+).([0-9]+)").FindSubmatch(bytes)
-       if len(matches) < 3 {
-               t.Skipf("can't get kernel version from %s", bytes)
-       }
-       major, _ := strconv.Atoi(string(matches[1]))
-       minor, _ := strconv.Atoi(string(matches[2]))
-       return major, minor
-}
-
 func TestCloneNEWUSERAndRemapNoRootDisableSetgroups(t *testing.T) {
        if os.Getuid() == 0 {
                t.Skip("skipping unprivileged user only test")