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From: Fabrice Bellard <fabrice@bellard.org>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] Fix for accept
Date: Fri, 14 Jul 2006 11:53:21 +0200	[thread overview]
Message-ID: <44B76991.6030106@bellard.org> (raw)
In-Reply-To: <44B74C5A.6000408@nomovok.com>

Pablo Virolainen wrote:

> So I should write something like following instead?
> 
>         if (!get_user(addrlen,&target_addrlen)) {
>           return -EFAULT
>         }

Yes.

> The code seems to assume target_sockaddr == sockaddr, so why allocate
> temporary buffer and then do copying?

If the assumption "target_sockaddr == sockaddr" is made, then it is a bug.

> One could implement SOCKOP_[accept|getsockname|getpeername] with same
> code.
 > [...]

You can use common code, but I think it is clearer to have the 
do_accept, do_getsockname and do_getpeername helpers.

Fabrice.

      reply	other threads:[~2006-07-14  9:53 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-07-13 10:21 [Qemu-devel] Fix for accept Pablo Virolainen
2006-07-13 20:40 ` Fabrice Bellard
2006-07-14  7:48   ` Pablo Virolainen
2006-07-14  9:53     ` Fabrice Bellard [this message]

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