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From: Dmitry Torokhov <dtor@insightbb.com>
To: Mike Frysinger <vapier@gentoo.org>
Cc: linuxsh-dev@lists.sourceforge.net,
	Adrian McMenamin <lkmladrian@gmail.com>,
	Paul Mundt <lethal@linux-sh.org>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Add support for keyboard on SEGA Dreamcast
Date: Wed, 5 Sep 2007 00:50:13 -0400	[thread overview]
Message-ID: <200709050050.14259.dtor@insightbb.com> (raw)
In-Reply-To: <200709050034.57010.vapier@gentoo.org>

Hi Mike,

On Wednesday 05 September 2007 00:34, Mike Frysinger wrote:
> > +     kbd->dev = input_allocate_device();
> > ...
> > +     retval = input_register_device(kbd->dev);
> > +     if (unlikely(retval))
> > +             goto cleanup;
> > ...
> > +      cleanup:
> > +     kfree(kbd);
> > +     return -EINVAL;
> 
> i'm not familiar with the input layer, but do you need to deallocate that 
> input device if the register fails ?  if so, i guess dc_kbd_disconnect() 
> would need tweaking too ...

No, dc_kbd_disconnect() is fine - the structure is refcounted and so
input core will free it when the last reference drops. But you are
right, input_free_device() is still needed in error path.

-- 
Dmitry

      reply	other threads:[~2007-09-05  4:50 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-09-04 23:34 [PATCH] Add support for keyboard on SEGA Dreamcast Adrian McMenamin
2007-09-05  3:04 ` Dmitry Torokhov
2007-09-07 22:01   ` Adrian McMenamin
2007-09-05  4:34 ` Mike Frysinger
2007-09-05  4:50   ` Dmitry Torokhov [this message]

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