linux-kernel - Re: [PATCH 2/8] touchscreen: fix sign bug

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Message-ID: <20100715204927.GA4627@pengutronix.de>
Date:	Thu, 15 Jul 2010 22:49:27 +0200
From:	Luotao Fu <l.fu@...gutronix.de>
To:	Kulikov Vasiliy <segooon@...il.com>
Cc:	kernel-janitors@...r.kernel.org,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Samuel Ortiz <sameo@...ux.intel.com>,
	Luotao Fu <l.fu@...gutronix.de>, linux-input@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/8] touchscreen: fix sign bug

On Thu, Jul 15, 2010 at 10:43:54PM +0400, Kulikov Vasiliy wrote:
> platform_get_irq_byname() can return negative results, it is not seen to
> unsigned ts_irq. Make it signed.
> 
> Signed-off-by: Kulikov Vasiliy <segooon@...il.com>

Acked-By: Luotao Fu <l.fu@...gutronix.de>

> ---
>  drivers/input/touchscreen/stmpe-ts.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/input/touchscreen/stmpe-ts.c b/drivers/input/touchscreen/stmpe-ts.c
> index 77f4374..656148e 100644
> --- a/drivers/input/touchscreen/stmpe-ts.c
> +++ b/drivers/input/touchscreen/stmpe-ts.c
> @@ -269,7 +269,7 @@ static int __devinit stmpe_input_probe(struct platform_device *pdev)
>  	struct input_dev *idev;
>  	struct stmpe_ts_platform_data *ts_pdata = NULL;
>  	int ret = 0;
> -	unsigned int ts_irq;
> +	int ts_irq;
>  
>  	ts_irq = platform_get_irq_byname(pdev, "FIFO_TH");
>  	if (ts_irq < 0)
> -- 
> 1.7.0.4
> 

Stupid bug. Thanks for catching this.

cheers
Luotao Fu

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