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Message-ID: <alpine.LFD.2.00.1210090814420.11244@dhcp-1-104.brq.redhat.com>
Date: Tue, 9 Oct 2012 08:19:42 +0200 (CEST)
From: Lukáš Czerner <lczerner@...hat.com>
To: Zhao Hongjiang <zhaohongjiang37@...il.com>
cc: jack@...e.cz, akpm@...ux-foundation.org, adilger.kernel@...ger.ca,
linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org,
"Eric W. Biederman" <ebiederm@...ssion.com>,
serge.hallyn@...onical.com, containers@...ts.linux-foundation.org
Subject: Re: [PATCH] ext3: fix return values on parse_options() failure
On Tue, 9 Oct 2012, Zhao Hongjiang wrote:
> Date: Tue, 09 Oct 2012 13:48:47 +0800
> From: Zhao Hongjiang <zhaohongjiang37@...il.com>
> To: jack@...e.cz
> Cc: akpm@...ux-foundation.org, adilger.kernel@...ger.ca,
> linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org,
> Eric W. Biederman <ebiederm@...ssion.com>, serge.hallyn@...onical.com,
> containers@...ts.linux-foundation.org
> Subject: [PATCH] ext3: fix return values on parse_options() failure
>
> From: Zhao Hongjiang <zhaohongjiang@...wei.com>
>
> parse_options() in ext3 should return 0 when parse the mount options fails.
>
Ah, it really is a joy to read the parse_options() :). But this fix
makes sense, thanks for catching it.
Reviewed-by: Lukas Czerner <lczerner@...hat.com>
-Lukas
> Signed-off-by: Zhao Hongjiang <zhaohongjiang@...wei.com>
> ---
> fs/ext3/super.c | 4 ++--
> 1 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/fs/ext3/super.c b/fs/ext3/super.c
> index 17ae5c8..ebf8312 100644
> --- a/fs/ext3/super.c
> +++ b/fs/ext3/super.c
> @@ -1001,7 +1001,7 @@ static int parse_options (char *options, struct super_block *sb,
> uid = make_kuid(current_user_ns(), option);
> if (!uid_valid(uid)) {
> ext3_msg(sb, KERN_ERR, "Invalid uid value %d", option);
> - return -1;
> + return 0;
>
> }
> sbi->s_resuid = uid;
> @@ -1012,7 +1012,7 @@ static int parse_options (char *options, struct super_block *sb,
> gid = make_kgid(current_user_ns(), option);
> if (!gid_valid(gid)) {
> ext3_msg(sb, KERN_ERR, "Invalid gid value %d", option);
> - return -1;
> + return 0;
> }
> sbi->s_resgid = gid;
> break;
> -- 1.7.1
> --
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