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From: Alexey Dobriyan <adobriyan@gmail.com>
To: mcroce@redhat.com
Cc: linux-kernel@vger.kernel.org, keescook@chromium.org,
	atomlin@redhat.com, akpm@linux-foundation.org
Subject: Re: [PATCH] proc/sysctl: add shared variables for range check
Date: Tue, 2 Jul 2019 20:12:48 +0300	[thread overview]
Message-ID: <20190702170228.GA4404@avx2> (raw)

> -static long zero;
>  static long long_max = LONG_MAX;
> 
>  struct ctl_table epoll_table[] = {
> @@ -301,7 +300,7 @@ struct ctl_table epoll_table[] = {
>                 .maxlen         = sizeof(max_user_watches),
>                 .mode           = 0644,
>                 .proc_handler   = proc_doulongvec_minmax,
> -               .extra1         = &zero,
> +               .extra1         = SYSCTL_ZERO,
>                 .extra2         = &long_max,

This looks wrong: proc_doulongvec_minmax() expects "long"s.
The whole patch needs rechecking.

> +/* shared constants to be used in various sysctls */
> +const =======>int<========== sysctl_vals[] = { 0, 1, INT_MAX };
> +EXPORT_SYMBOL(sysctl_vals);

             reply	other threads:[~2019-07-02 17:12 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-02 17:12 Alexey Dobriyan [this message]
2019-07-02 17:21 ` Matteo Croce
2019-07-02 20:13   ` Andrew Morton

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