linux-kernel - Re: [PATCH] thermal: return an error on failure to register thermal class

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Message-ID: <1361288936.2323.31.camel@rzhang1-mobl4>
Date:	Tue, 19 Feb 2013 23:48:56 +0800
From:	Zhang Rui <rui.zhang@...el.com>
To:	Richard Guy Briggs <rbriggs@...hat.com>
Cc:	linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] thermal: return an error on failure to register thermal
 class

On Tue, 2013-02-12 at 14:39 -0500, Richard Guy Briggs wrote:
> The return code from the registration of the thermal class is used to
> unallocate resources, but this failure isn't passed back to the caller of
> thermal_init.  Return this failure back to the caller.
> 
> This bug was introduced in changeset 4cb18728 which overwrote the return code
> when the variable was re-used to catch the return code of the registration of
> the genetlink thermal socket family.
> 
> Signed-off-by: Richard Guy Briggs <rbriggs@...hat.com>

applied to thermal  -next.

thanks,
rui
> ---
>  drivers/thermal/thermal_sys.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/thermal/thermal_sys.c b/drivers/thermal/thermal_sys.c
> index 8c8ce80..bfbf9fb 100644
> --- a/drivers/thermal/thermal_sys.c
> +++ b/drivers/thermal/thermal_sys.c
> @@ -1807,6 +1807,7 @@ static int __init thermal_init(void)
>  		idr_destroy(&thermal_cdev_idr);
>  		mutex_destroy(&thermal_idr_lock);
>  		mutex_destroy(&thermal_list_lock);
> +		return result;
>  	}
>  	result = genetlink_init();
>  	return result;


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