linux-kernel - Re: [RFC Patch net-next 4/5] sunrpc: use generic union inet

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Date:	Thu, 27 Jun 2013 16:36:53 +0100
From:	Ben Hutchings <bhutchings@...arflare.com>
To:	Cong Wang <amwang@...hat.com>
CC:	<netdev@...r.kernel.org>, Daniel Borkmann <dborkman@...hat.com>,
	"David S. Miller" <davem@...emloft.net>,
	Trond Myklebust <Trond.Myklebust@...app.com>,
	"J. Bruce Fields" <bfields@...ldses.org>,
	<linux-nfs@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [RFC Patch net-next 4/5] sunrpc: use generic union inet_addr

On Thu, 2013-06-27 at 14:43 +0800, Cong Wang wrote:
[...]
> -/**
> - * rpc_cmp_addr - compare the address portion of two sockaddrs.
> - * @sap1: first sockaddr
> - * @sap2: second sockaddr
> - *
> - * Just compares the family and address portion. Ignores port, but
> - * compares the scope if it's a link-local address.

You're removing the scope comparison.

Ben.

> - * Returns true if the addrs are equal, false if they aren't.
> - */
>  static inline bool rpc_cmp_addr(const struct sockaddr *sap1,
>  				const struct sockaddr *sap2)
>  {
> -	if (sap1->sa_family == sap2->sa_family) {
> -		switch (sap1->sa_family) {
> -		case AF_INET:
> -			return __rpc_cmp_addr4(sap1, sap2);
> -		case AF_INET6:
> -			return __rpc_cmp_addr6(sap1, sap2);
> -		}
> -	}
> -	return false;
> +	return inet_addr_equal((const union inet_addr *)sap1,
> +			       (const union inet_addr *)sap2);
>  }
[...]

-- 
Ben Hutchings, Staff Engineer, Solarflare
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.

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