bug fix

process_unix.go

@@ -128,11 +128,11 @@ func FindProcessByPid(pid int64) (datas Process, err error) {
 	}
 	name, err = readAsString("/proc/" + fmt.Sprint(pid) + "/comm")
 	if err != nil {
-		return err
+		return
 	}
 	main, err = readAsString("/proc/" + fmt.Sprint(pid) + "/status")
 	if err != nil {
-		return err
+		return
 	}
 	data := splitBy(main, ":")
 	datas.Name = strings.TrimSpace(name)