On Fri, Oct 7, 2016 at 10:28 PM, Joel Fernandes <joe...@google.com> wrote:
> PMSG now uses ramoops_pstore_write_buf_user instead of 
> ramoops_pstore_write_buf
> Remove the case where we check PSTORE_TYPE_PMSG case.

Ah yeah, good point. Can you actually improve this to add a
ratelimited WARN() to both _write_buf and write_buf_user when an
unhandled type is encountered?

-Kees

>
> Signed-off-by: Joel Fernandes <joe...@google.com>
> ---
>  fs/pstore/ram.c | 5 -----
>  1 file changed, 5 deletions(-)
>
> diff --git a/fs/pstore/ram.c b/fs/pstore/ram.c
> index 751197d..519404c 100644
> --- a/fs/pstore/ram.c
> +++ b/fs/pstore/ram.c
> @@ -287,11 +287,6 @@ static int notrace ramoops_pstore_write_buf(enum 
> pstore_type_id type,
>                         return -ENOMEM;
>                 persistent_ram_write(cxt->fprz, buf, size, 1);
>                 return 0;
> -       } else if (type == PSTORE_TYPE_PMSG) {
> -               if (!cxt->mprz)
> -                       return -ENOMEM;
> -               persistent_ram_write(cxt->mprz, buf, size, 1);
> -               return 0;
>         }
>
>         if (type != PSTORE_TYPE_DMESG)
> --
> 2.7.4
>



-- 
Kees Cook
Nexus Security

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