linux-kernel - Re: [PATCH] mmc: omap_hsmmc: correct precedence of operators

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Message-ID: <20121220203053.GB28433@arwen.pp.htv.fi>
Date:	Thu, 20 Dec 2012 22:30:53 +0200
From:	Felipe Balbi <balbi@...com>
To:	Sasha Levin <sasha.levin@...cle.com>
CC:	Venkatraman S <svenkatr@...com>, Chris Ball <cjb@...top.org>,
	<linux-mmc@...r.kernel.org>, <linux-omap@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] mmc: omap_hsmmc: correct precedence of operators

On Thu, Dec 20, 2012 at 02:11:26PM -0500, Sasha Levin wrote:
> With the current code, the condition in the if() doesn't make much sense due to
> precedence of operators.
> 
> Signed-off-by: Sasha Levin <sasha.levin@...cle.com>

nice catch!!!

Acked-by: Felipe Balbi <balbi@...com>

> ---
>  drivers/mmc/host/omap_hsmmc.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
> index bc58078..3ee2664 100644
> --- a/drivers/mmc/host/omap_hsmmc.c
> +++ b/drivers/mmc/host/omap_hsmmc.c
> @@ -611,7 +611,7 @@ static int omap_hsmmc_context_restore(struct omap_hsmmc_host *host)
>  	if (host->context_loss == context_loss)
>  		return 1;
>  
> -	if (!OMAP_HSMMC_READ(host->base, SYSSTATUS) & RESETDONE)
> +	if (!(OMAP_HSMMC_READ(host->base, SYSSTATUS) & RESETDONE))
>  		return 1;
>  
>  	if (host->pdata->controller_flags & OMAP_HSMMC_SUPPORTS_DUAL_VOLT) {
> -- 
> 1.8.0
> 
> --
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-- 
balbi

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