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Damien Miller djm at mindrot.org
Wed Nov 2 18:36:38 EST 2005


Why change this?

On Wed, 2 Nov 2005, Cornel Izbasa wrote:

> Hello,
>
> I've noticed that ssh always opens /etc/passwd
> on my Linux box before parsing command line options, and so the file is
> opened even if the user is afterward presented with the usage and the
> program ends.
> So, this snippet in OpenSSH-4.2p1,
> ssh.c: 219
>  /* Get user data. */
>  pw = getpwuid(original_real_uid);
>  if (!pw) {
>    logit("You don't exist, go away!");
>    exit(1);
>  }
>  /* Take a copy of the returned structure. */
>  pw = pwcopy(pw);
>
> should probably be moved after options scanning, for example at
> ssh: 515, after:
>  /* Check that we got a host name. */
>  if (!host)
>    usage();
>
> I tested this and nothing seems to be broken by it. I can submit a patch
> if it is wanted.
>
> Cornel
>
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