linux-kernel - Re: [PATCH] Input: input.h: Fix EVIOCSFF macro inconsistency by using

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Sat, 26 Sep 2015 11:45:50 +0200
From:	Elias Vanderstuyft <elias.vds@...il.com>
To:	Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc:	"open list:HID CORE LAYER" <linux-input@...r.kernel.org>,
	linux-api@...r.kernel.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Elias Vanderstuyft <elias.vds@...il.com>
Subject: Re: [PATCH] Input: input.h: Fix EVIOCSFF macro inconsistency by using _IOW()

On Thu, Sep 17, 2015 at 7:26 PM, Elias Vanderstuyft <elias.vds@...il.com> wrote:
> Just like the EVIOCSABS(abs) macro, use the more compact
> _IOW(..., type) instead of _IOC(_IOC_WRITE, ..., sizeof(type))
> for the EVIOCSFF macro.
>
> Signed-off-by: Elias Vanderstuyft <elias.vds@...il.com>
> ---
>  include/uapi/linux/input.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/include/uapi/linux/input.h b/include/uapi/linux/input.h
> index 731417c..63915a7 100644
> --- a/include/uapi/linux/input.h
> +++ b/include/uapi/linux/input.h
> @@ -147,7 +147,7 @@ struct input_keymap_entry {
>  #define EVIOCGABS(abs)         _IOR('E', 0x40 + (abs), struct input_absinfo)   /* get abs value/limits */
>  #define EVIOCSABS(abs)         _IOW('E', 0xc0 + (abs), struct input_absinfo)   /* set abs value/limits */
>
> -#define EVIOCSFF               _IOC(_IOC_WRITE, 'E', 0x80, sizeof(struct ff_effect))   /* send a force effect to a force feedback device */
> +#define EVIOCSFF               _IOW('E', 0x80, struct ff_effect)       /* send a force effect to a force feedback device */
>  #define EVIOCRMFF              _IOW('E', 0x81, int)                    /* Erase a force effect */
>  #define EVIOCGEFFECTS          _IOR('E', 0x84, int)                    /* Report number of effects playable at the same time */
>
> --
> 1.9.3
>

Hi Dmitry,

Is there anything that prevents this patch to be applied?
About a year ago, we discussed this by message:
https://www.marc.info/?l=linux-input&m=141020112415578&w=1

Thanks,
Elias
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/