netdev - Re: [PATCH 2/3] stmmac: fix NULL pointer dereference in capabilities fixup

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Date:	Thu, 27 Oct 2011 07:36:07 +0200
From:	Giuseppe CAVALLARO <peppe.cavallaro@...com>
To:	Ben Hutchings <bhutchings@...arflare.com>
Cc:	netdev@...r.kernel.org, keguang.zhang@...il.com,
	Angus Clark <angus.clark@...com>
Subject: Re: [PATCH 2/3] stmmac: fix NULL pointer dereference in capabilities
 fixup

On 10/27/2011 12:26 AM, Ben Hutchings wrote:
> On Wed, 2011-10-26 at 15:55 +0200, Giuseppe CAVALLARO wrote:
>> From: Angus Clark <angus.clark@...com>
>>
>> Signed-off-by: Angus Clark <angus.clark@...com>
>> Acked-by: Giuseppe Cavallaro <peppe.cavallaro@...com>
>> ---
>>  drivers/net/ethernet/stmicro/stmmac/stmmac_main.c |    2 +-
>>  1 files changed, 1 insertions(+), 1 deletions(-)
>>
>> diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
>> index fcdd5a2..f77eaa6 100644
>> --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
>> +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
>> @@ -325,7 +325,7 @@ static int stmmac_init_phy(struct net_device *dev)
>>  	    (interface == PHY_INTERFACE_MODE_RMII))) {
>>  		phydev->supported &= (PHY_BASIC_FEATURES | SUPPORTED_Pause |
>>  				      SUPPORTED_Asym_Pause);
>> -		priv->phydev->advertising = priv->phydev->supported;
>> +		priv->phydev->advertising = phydev->supported;
> 
> How can this fix the bug?  You mean:
> 
> 		phydev->advertising = phydev->supported;

Ben, you are rigth.
I did a mistake importing the patch from Angus.

I'm fixing and resending it again.

Thanks and Sorry
Peppe

> 
> Ben.
> 
>>  	}
>>  
>>  	/*
> 

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