[PATCH] top: fix double free causing a SIGABRT storm after SIGPIPE

[Rob Landley]

On 08/19/2016 04:10 AM, Denys Vlasenko wrote:
> +       if (ENABLE_FEATURE_CLEAN_UP) {
> +               clearmems();
> +#if ENABLE_FEATURE_TOP_CPU_USAGE_PERCENTAGE
> +               free(prev_hist);
> +#endif
> +       }

The point of the ENABLE macros was so that you can go:

  if (ENABLE_FEATURE_TOP_CPU_USAGE_PERCENTAGE)
    free(prev_hist);

Instead of the #ifdef forest. #ifdef CONFIG_FEATURE_BLAH already existed...

Rob