Dan Smith wrote:
> Signed-off-by: Dan Smith <da...@us.ibm.com>
> ---
> include/linux/checkpoint.h | 5 +++++
> 1 files changed, 5 insertions(+), 0 deletions(-)
>
> diff --git a/include/linux/checkpoint.h b/include/linux/checkpoint.h
> index 2e9772e..93efa10 100644
> --- a/include/linux/checkpoint.h
> +++ b/include/linux/checkpoint.h
> @@ -261,6 +261,11 @@ extern void *restore_sighand(struct ckpt_ctx *ctx);
> memcpy(LIVE, SAVE, count * sizeof(*SAVE)); \
> } while (0)
>
> +static inline int ckpt_validate_errno(int errno)
> +{
> + /* Current highest errno is ~530; this should provide some sanity */
> + return (errno >= 0) && (errno < 1024);
> +}
>
How about:
return (errno >= 0 || IS_ERR_VALUE(errno));
IS_ERR_VALUE is defined in include/linux/err.h
Oren.
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