[PATCH] ext3: fix return values on parse_options() failure

Lukáš Czerner lczerner at redhat.com
Tue Oct 9 06:19:42 UTC 2012


On Tue, 9 Oct 2012, Zhao Hongjiang wrote:

> Date: Tue, 09 Oct 2012 13:48:47 +0800
> From: Zhao Hongjiang <zhaohongjiang37 at gmail.com>
> To: jack at suse.cz
> Cc: akpm at linux-foundation.org, adilger.kernel at dilger.ca,
>     linux-ext4 at vger.kernel.org, linux-kernel at vger.kernel.org,
>     Eric W. Biederman <ebiederm at xmission.com>, serge.hallyn at canonical.com,
>     containers at lists.linux-foundation.org
> Subject: [PATCH] ext3: fix return values on parse_options() failure
> 
> From: Zhao Hongjiang <zhaohongjiang at huawei.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 at redhat.com>

-Lukas

> Signed-off-by: Zhao Hongjiang <zhaohongjiang at huawei.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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