handle ignoreerrors consistently

plugins/modules/sysctl.py

@@ -358,7 +358,10 @@ class SysctlModule(object):
             if self.system_wide:
                 for sysctl_file in self.SYSCTL_DIRS:
                     for conf_file in glob.glob(sysctl_file):
-                        rc, out, err = self.module.run_command([self.sysctl_cmd, '-p', conf_file], environ_update=self.LANG_ENV)
+                        sysctl_args = [self.sysctl_cmd, '-p', conf_file]
+                        if self.args['ignoreerrors']:
+                            sysctl_args.insert(1, '-e')
+                        rc, out, err = self.module.run_command(sysctl_args, environ_update=self.LANG_ENV)
                         if rc != 0 or self._stderr_failed(err):
                             self.module.fail_json(msg="Failed to reload sysctl: %s" % to_native(out) + to_native(err))
             else:

tests/integration/targets/sysctl/tasks/main.yml

@@ -140,6 +140,7 @@
       ansible.posix.sysctl:
         name: test.invalid
         value: 1
+        ignoreerrors: true
       register: sysctl_test3
       ignore_errors: true