From: Marcel Holtmann <marcel@holtmann.org>
To: Eugene Teo <eugeneteo@kernel.sg>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] drivers/bluetooth/hci_ldisc.c: fix possible NULL dereferences
Date: Sun, 29 Jul 2007 18:49:11 +0200 [thread overview]
Message-ID: <1185727751.5868.60.camel@violet> (raw)
In-Reply-To: <20070729144736.GA13275@kernel.sg>
Hi Eugene,
> Commit 22ad42033b7d2b3d7928fba9f89d1c7f8a3c9581 did not completely fix all
> the possible NULL dereferences. Besides hci_uart_close(), we also need to
> make sure that hdev is valid before calling hci_{unregister,free}_dev().
I don't see any issue. Without HCI_UART_PROTO_SET, the hdev will never
be registered. So no need to protect it twice.
Regards
Marcel
next prev parent reply other threads:[~2007-07-29 16:47 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-29 14:47 [PATCH] drivers/bluetooth/hci_ldisc.c: fix possible NULL dereferences Eugene Teo
2007-07-29 16:49 ` Marcel Holtmann [this message]
2007-07-29 22:53 ` Eugene Teo
2007-07-30 6:42 ` Marcel Holtmann
2007-07-30 6:48 ` Eugene Teo
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