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From: "Stuart MacDonald" <stuartm@connecttech.com>
To: "'Oliver Neukum'" <oliver@neukum.org>, <linux-kernel@vger.kernel.org>
Subject: RE: question on tty open and close
Date: Wed, 28 Mar 2007 09:10:26 -0400	[thread overview]
Message-ID: <019101c7713a$73bfcce0$294b82ce@stuartm> (raw)
In-Reply-To: <200703281338.29250.oliver@neukum.org>

From: linux-kernel-owner@vger.kernel.org 
> in tty_io.c::tty_open():
[snip]
> We find that a failure in open() leads to release_dev() being called.
> release_dev() calls close():
> 
> 	if (tty->driver->close)
> 		tty->driver->close(tty, filp);
> 
> So we have a file that's closed although open() never succeeded?

That's correct! It's been a pain in my butt for years.

> What's the reason for that?

No idea. Would *love* to hear an explanation.

..Stu


  reply	other threads:[~2007-03-28 13:12 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-03-28 11:38 question on tty open and close Oliver Neukum
2007-03-28 13:10 ` Stuart MacDonald [this message]
2007-03-28 13:16   ` Oliver Neukum
2007-03-28 13:22     ` Stuart MacDonald
2007-03-28 14:44       ` Alan Cox
2007-03-28 15:26         ` Paul Fulghum
2007-03-28 15:31           ` Alan Cox
2007-03-28 14:54             ` Marcel Holtmann
2007-03-28 15:32             ` Paul Fulghum
  -- strict thread matches above, loose matches on Subject: below --
2007-03-28 14:37 Kilau, Scott

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