netdev - Re: [PATCH net-next] sctp: remove redundant null check on asoc

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Date:	Wed, 11 Dec 2013 09:38:58 -0500
From:	Vlad Yasevich <vyasevich@...il.com>
To:	Wang Weidong <wangweidong1@...wei.com>,
	Neil Horman <nhorman@...driver.com>,
	David Miller <davem@...emloft.net>
CC:	netdev@...r.kernel.org, linux-sctp@...r.kernel.org
Subject: Re: [PATCH net-next] sctp: remove redundant null check on asoc

On 12/11/2013 03:42 AM, Wang Weidong wrote:
> In sctp_err_lookup, goto out while the asoc is not NULL, so remove the
> check NULL. Also, in sctp_err_finish which called by sctp_v4_err and
> sctp_v6_err, they pass asoc to sctp_err_finish while the asoc is not
> NULL, so remove the check.
> 
> Signed-off-by: Wang Weidong <wangweidong1@...wei.com>


Acked-by: Vlad Yasevich <vyasevich@...il.com>

Thanks
-vlad

> ---
>  net/sctp/input.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/net/sctp/input.c b/net/sctp/input.c
> index 6603853..2a192a7 100644
> --- a/net/sctp/input.c
> +++ b/net/sctp/input.c
> @@ -536,8 +536,7 @@ struct sock *sctp_err_lookup(struct net *net, int family, struct sk_buff *skb,
>  	return sk;
>  
>  out:
> -	if (asoc)
> -		sctp_association_put(asoc);
> +	sctp_association_put(asoc);
>  	return NULL;
>  }
>  
> @@ -545,8 +544,7 @@ out:
>  void sctp_err_finish(struct sock *sk, struct sctp_association *asoc)
>  {
>  	sctp_bh_unlock_sock(sk);
> -	if (asoc)
> -		sctp_association_put(asoc);
> +	sctp_association_put(asoc);
>  }
>  
>  /*
> 

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