From: Marcel Holtmann <marcel@holtmann.org>
To: "Zhang, Zhenhua" <zhenhua.zhang@intel.com>
Cc: "linux-bluetooth@vger.kernel.org" <linux-bluetooth@vger.kernel.org>
Subject: Re: ioctl(RFCOMMCREATEDEV) failed: File descriptor in bad state
Date: Mon, 14 Sep 2009 04:01:48 -0700 [thread overview]
Message-ID: <1252926108.3421.5.camel@localhost.localdomain> (raw)
In-Reply-To: <0463F45F3606F4428ED35AC8C709F92E089A4160F9@pdsmsx502.ccr.corp.intel.com>
Hi,
> I am calling ioctl(RFCOMMCREATEDEV) to create tty device from a rfcomm fd
> using hands-free profile. If the HF send connection request to AG and make
> rfcomm connect, the tty could be made successfully. However, if the
> AG(mobile) side make request to create rfcomm connection, the rfcomm could
> be created but fail to create the tty device. The kernel returns error
> because socket is not connected, see below code. Any idea? Thanks much!
why do you wanna create the TTY in the first place? Going via the TTY
layer is pretty bad idea. Don't even think about doing that. Use the
RFCOMM socket.
Regards
Marcel
next prev parent reply other threads:[~2009-09-14 11:01 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-14 10:02 ioctl(RFCOMMCREATEDEV) failed: File descriptor in bad state Zhang, Zhenhua
2009-09-14 11:01 ` Marcel Holtmann [this message]
2009-09-14 11:38 ` Zhang, Zhenhua
2009-09-14 13:28 ` Marcel Holtmann
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