Re: [patch] xfrm6: remove unneeded NULL check in __xfrm6_output()

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From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Date: Wed, 1 Feb 2012 10:45:26 +0300

> We don't check for NULL consistently in __xfrm6_output().  If "x" were
> NULL here it would lead to an OOPs later.  I asked Steffen Klassert
> about this and he suggested that we remove the NULL check.
> 
> On 10/29/11, Steffen Klassert <steffen.klassert@xxxxxxxxxxx> wrote:
>>> net/ipv6/xfrm6_output.c
>>>    148	
>>>    149		if ((x && x->props.mode == XFRM_MODE_TUNNEL) &&
>>>                           ^
>>
>> x can't be null here. It would be a bug if __xfrm6_output() is called
>> without a xfrm_state attached to the skb. I think we can just remove
>> this null check.
> 
> Cc: Steffen Klassert <steffen.klassert@xxxxxxxxxxx>
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

Applied, thanks Dan.
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