From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756955Ab3GKWOG (ORCPT ); Thu, 11 Jul 2013 18:14:06 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:43171 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756700Ab3GKWLW (ORCPT ); Thu, 11 Jul 2013 18:11:22 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Kees Cook , Anton Vorontsov , David Woodhouse , Anton Vorontsov Subject: [ 03/11] charger-manager: Ensure event is not used as format string Date: Thu, 11 Jul 2013 15:11:03 -0700 Message-Id: <20130711220545.981905096@linuxfoundation.org> X-Mailer: git-send-email 1.8.3.rc0.20.gb99dd2e In-Reply-To: <20130711220545.542911892@linuxfoundation.org> References: <20130711220545.542911892@linuxfoundation.org> User-Agent: quilt/0.60-5.1.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Kees Cook commit 3594f4c0d7bc51e3a7e6d73c44e368ae079e42f3 upstream. The exposed interface for cm_notify_event() could result in the event msg string being parsed as a format string. Make sure it is only used as a literal string. Signed-off-by: Kees Cook Cc: Anton Vorontsov Cc: David Woodhouse Signed-off-by: Anton Vorontsov Signed-off-by: Greg Kroah-Hartman --- drivers/power/charger-manager.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/power/charger-manager.c +++ b/drivers/power/charger-manager.c @@ -330,7 +330,7 @@ static void uevent_notify(struct charger strncpy(env_str, event, UEVENT_BUF_SIZE); kobject_uevent(&cm->dev->kobj, KOBJ_CHANGE); - dev_info(cm->dev, event); + dev_info(cm->dev, "%s", event); } /**