From mboxrd@z Thu Jan 1 00:00:00 1970 From: hujianyang Subject: [PATCH 1/3] ovl: print error message for invalid mount options Date: Thu, 15 Jan 2015 13:17:36 +0800 Message-ID: <54B74D70.3000205@huawei.com> Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit Cc: , "linux-fsdevel@vger.kernel.org" , Seunghun Lee , "Fabian Sturm" To: Miklos Szeredi Return-path: Received: from szxga02-in.huawei.com ([119.145.14.65]:54301 "EHLO szxga02-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750699AbbAOFSw (ORCPT ); Thu, 15 Jan 2015 00:18:52 -0500 Sender: linux-fsdevel-owner@vger.kernel.org List-ID: Overlayfs should print an error message if an incorrect mount option is caught like other filesystems. After this patch, improper option input could be clearly known. Reported-by: Fabian Sturm Signed-off-by: hujianyang --- fs/overlayfs/super.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c index b90952f..ab3c8cb 100644 --- a/fs/overlayfs/super.c +++ b/fs/overlayfs/super.c @@ -615,6 +615,7 @@ static int ovl_parse_opt(char *opt, struct ovl_config *config) break; default: + pr_err("overlayfs: unrecognized mount option \"%s\" or missing value\n", p); return -EINVAL; } } -- 1.6.0.2