From: Karol Kozimor <sziwan@hell.org.pl>
To: bluez-devel@lists.sourceforge.net
Cc: rmk@arm.linux.org.uk
Message-ID: <20060226145934.GA18327@hell.org.pl>
Mime-Version: 1.0
Content-Type: text/plain; charset=iso-8859-2
Subject: [Bluez-devel] bug in hci_uart_tx_wakeup() causes panic when UART removed
Sender: bluez-devel-admin@lists.sourceforge.net
Errors-To: bluez-devel-admin@lists.sourceforge.net
Reply-To: bluez-devel@lists.sourceforge.net
Date: Sun, 26 Feb 2006 15:59:35 +0100

Hi,
Under specific circumstances, hci_uart_tx_wakeup() seems to call
tty->driver->write() without checking if the tty is alive, which
effectively causes a nasty panic in uart_write(). From what I've read so
far it seems that hci_ldisc.c is to blame, so I'm reporting it here.

This is related to:
http://sourceforge.net/mailarchive/message.php?msg_id=14724441

See also:
http://bugme.osdl.org/show_bug.cgi?id=6131
http://bugzilla.kernel.org/show_bug.cgi?id=5958

Best regards,

-- 
Karol 'sziwan' Kozimor
sziwan@hell.org.pl


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