linux-kernel - Re: [PATCH] drivers: staging: speakup: fix sparse "warning: expression using sizeof bool"

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Message-ID: <20150403114242.GB30572@kroah.com>
Date:	Fri, 3 Apr 2015 13:42:42 +0200
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	Witos <pwitos@...il.com>
Cc:	William Hubbs <w.d.hubbs@...il.com>, devel@...verdev.osuosl.org,
	Kirk Reiser <kirk@...sers.ca>, trivial@...nel.org,
	speakup@...ux-speakup.org, linux-kernel@...r.kernel.org,
	Samuel Thibault <samuel.thibault@...-lyon.org>,
	Chris Brannon <chris@...-brannons.com>
Subject: Re: [PATCH] drivers: staging: speakup: fix sparse "warning:
 expression using sizeof bool"

On Fri, Mar 27, 2015 at 09:36:07PM +0100, Witos wrote:
> Changed bool to u8 to get rid of sparse warning.
> 
> Signed-off-by: Piotr Witoslawski <pwitos@...il.com>
> ---
>  drivers/staging/speakup/fakekey.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/staging/speakup/fakekey.c b/drivers/staging/speakup/fakekey.c
> index 4299cf4..3dfb6bd 100644
> --- a/drivers/staging/speakup/fakekey.c
> +++ b/drivers/staging/speakup/fakekey.c
> @@ -28,7 +28,7 @@
>  #define PRESSED 1
>  #define RELEASED 0
>  
> -static DEFINE_PER_CPU(bool, reporting_keystroke);
> +static DEFINE_PER_CPU(u8, reporting_keystroke);

Why send this twice?

And again, I don't think this is fixing anything, what is wrong with
this code?

confused,

greg k-h
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