Re: [PATCH] hwmon: (coretemp) Fix oops on CPU offlining

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On Sat, Dec 10, 2011 at 03:41:15PM -0500, Jean Delvare wrote:
> From: Jean Delvare <khali@xxxxxxxxxxxx>
> Subject: hwmon: (coretemp) Fix oops on CPU offlining
> 
> This is the same fix as "hwmon: (coretemp) Fix oops on driver load"
> but for the CPU offlining case. Sorry for missing it at first.
>     
> Signed-off-by: Jean Delvare <khali@xxxxxxxxxxxx>
> Cc: Durgadoss R <durgadoss.r@xxxxxxxxx>
> Cc: Guenter Roeck <guenter.roeck@xxxxxxxxxxxx>
> Cc: Fenghua Yu <fenghua.yu@xxxxxxxxx>
> Cc: stable@xxxxxxxxxx

Acked-by: Guenter Roeck <guenter.roeck@xxxxxxxxxxxx>

> ---
> Once again only kernel branch 3.0 is affected.
> 
>  drivers/hwmon/coretemp.c |    2 ++
>  1 file changed, 2 insertions(+)
> 
> --- linux-3.0.orig/drivers/hwmon/coretemp.c	2011-12-10 14:05:08.000000000 +0100
> +++ linux-3.0/drivers/hwmon/coretemp.c	2011-12-10 16:26:59.000000000 +0100
> @@ -747,6 +747,8 @@ static void __cpuinit put_core_offline(u
>  		return;
>  
>  	pdata = platform_get_drvdata(pdev);
> +	if (!pdata)
> +		return;
>  
>  	indx = TO_ATTR_NO(cpu);
>  
> 
> 
> -- 
> Jean Delvare

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