On Fri, Jun 5, 2015 at 10:12 PM, Fabian Frederick <fabf@xxxxxxxxx> wrote:
> ceph used -1 for the last match_table_t option.
> Use Opt_err enum like other FS
>
> match_token() is based on the pattern (NULL)
> so behavior should remain the same.
>
> Signed-off-by: Fabian Frederick <fabf@xxxxxxxxx>
> ---
> This is untested. If this one is ok, I can send the same update
> for rbd and net/ceph.
>
> fs/ceph/super.c | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/fs/ceph/super.c b/fs/ceph/super.c
> index 4e99053..35ef692 100644
> --- a/fs/ceph/super.c
> +++ b/fs/ceph/super.c
> @@ -137,7 +137,8 @@ enum {
> #ifdef CONFIG_CEPH_FS_POSIX_ACL
> Opt_acl,
> #endif
> - Opt_noacl
> + Opt_noacl,
> + Opt_err
> };
>
> static match_table_t fsopt_tokens = {
> @@ -169,7 +170,7 @@ static match_table_t fsopt_tokens = {
> {Opt_acl, "acl"},
> #endif
> {Opt_noacl, "noacl"},
> - {-1, NULL}
> + {Opt_err, NULL}
> };
>
> static int parse_fsopt_token(char *c, void *private)
This would result in a BUG on any unknown option - match_token->token
is what match_token() returns and parse_fsopt_token() clearly expects
that to be a negative value.
Thanks,
Ilya
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