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debugfs: convert gid= argument from decimal, not octal 

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.

Signed-off-by: Dave Reisner <dreisner@archlinux.org>
Reviewed-by: Vasiliy Kulikov <segoon@openwall.com>
Acked-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Dave Reisner 2013-01-02 08:54:37 -05:00 committed by Greg Kroah-Hartman
parent 54b956b903
commit f1688e0431
1 changed files with 1 additions and 1 deletions
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2
fs/debugfs/inode.c
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@ -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))