runtime/testdata/testprog: close files in the tidExists GCFairness func

Signed-off-by: guoguangwu <guoguangwug@gmail.com>
golang · Apr 19, 2024 · 84b1182 · 84b1182
1 parent 334ce51
commit 84b1182
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Showing 2 changed files with 5 additions and 1 deletion.
diff --git a/src/runtime/testdata/testprog/gc.go b/src/runtime/testdata/testprog/gc.go
@@ -73,6 +73,8 @@ func GCFairness() {
 		fmt.Println("OK")
 		return
 	}
+	defer f.Close()
+
 	if err != nil {
 		fmt.Println(err)
 		os.Exit(1)

diff --git a/src/runtime/testdata/testprog/syscalls_linux.go b/src/runtime/testdata/testprog/syscalls_linux.go
@@ -30,7 +30,9 @@ func tidExists(tid int) (exists, supported bool, err error) {
 	if err != nil {
 		return false, false, err
 	}
-	status, err := io.ReadAll(os.NewFile(uintptr(fd), statusFile))
+	f := os.NewFile(uintptr(fd), statusFile)
+	defer f.Close()
+	status, err := io.ReadAll(f)
 	if err != nil {
 		return false, false, err
 	}