Re: [PATCH master] ARM: psci: fix NULL pointer dereference on CPU idle

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On Wed, Sep 30, 2020 at 03:56:03PM +0200, Ahmad Fatoum wrote:
> We guard against cpu_off being NULL, but dereference cpu_suspend
> instead.
> 
> Signed-off-by: Ahmad Fatoum <a.fatoum@xxxxxxxxxxxxxx>
> ---
> Cc: lst@xxxxxxxxxxxxxx
> Cc: jbe@xxxxxxxxxxxxxx
> Cc: jlu@xxxxxxxxxxxxxx
> ---
>  arch/arm/cpu/psci.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Applied, thanks

Sascha

> 
> diff --git a/arch/arm/cpu/psci.c b/arch/arm/cpu/psci.c
> index 436561f8649f..d1056e0659da 100644
> --- a/arch/arm/cpu/psci.c
> +++ b/arch/arm/cpu/psci.c
> @@ -89,7 +89,7 @@ static unsigned long psci_cpu_suspend(u32 power_state, unsigned long entry,
>  {
>  	psci_printf("%s\n", __func__);
>  
> -	if (psci_ops->cpu_off)
> +	if (psci_ops->cpu_suspend)
>  		return psci_ops->cpu_suspend(power_state, entry, context_id);
>  
>  	return ARM_PSCI_RET_NOT_SUPPORTED;
> -- 
> 2.28.0
> 
> 
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