Re: [PATCH] debugfs: convert gid= argument from decimal, not octal

From: Greg Kroah-Hartman
Date: Wed Jan 02 2013 - 13:33:36 EST


On Wed, Jan 02, 2013 at 08:54:37AM -0500, Dave Reisner wrote:
> This patch technically breaks userspace, but I suspect that anyone who
> actually used this flag would have encountered this brokenness, declared
> it lunacy, and already sent a patch.

Kees is the one that originally did this change (I think, right?)

Kees, any objection to this patch? Will it break your existing systems?

thanks,

greg k-h

>
> Signed-off-by: Dave Reisner <dreisner@xxxxxxxxxxxxx>
> ---
> fs/debugfs/inode.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c
> index 153bb1e..a5f12b7 100644
> --- a/fs/debugfs/inode.c
> +++ b/fs/debugfs/inode.c
> @@ -176,7 +176,7 @@ static int debugfs_parse_options(char *data, struct debugfs_mount_opts *opts)
> opts->uid = uid;
> break;
> case Opt_gid:
> - if (match_octal(&args[0], &option))
> + if (match_int(&args[0], &option))
> return -EINVAL;
> gid = make_kgid(current_user_ns(), option);
> if (!gid_valid(gid))
> --
> 1.8.0.3
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