From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753056Ab0AJV2J (ORCPT ); Sun, 10 Jan 2010 16:28:09 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753642Ab0AJV2H (ORCPT ); Sun, 10 Jan 2010 16:28:07 -0500 Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:41893 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753916Ab0AJV2F (ORCPT ); Sun, 10 Jan 2010 16:28:05 -0500 Date: Sun, 10 Jan 2010 13:28:13 -0800 (PST) Message-Id: <20100110.132813.21319484.davem@davemloft.net> To: jslaby@suse.cz Cc: samuel@sortiz.org, linux-kernel@vger.kernel.org, jirislaby@gmail.com, alan@linux.intel.com, gregkh@suse.de, netdev@vger.kernel.org Subject: Re: [PATCH 1/1] NET: irda, remove unnecessary checks From: David Miller In-Reply-To: <1263122254-18781-1-git-send-email-jslaby@suse.cz> References: <1263114674-10433-1-git-send-email-jslaby@suse.cz> <1263122254-18781-1-git-send-email-jslaby@suse.cz> X-Mailer: Mew version 6.3 on Emacs 23.1 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Jiri Slaby Date: Sun, 10 Jan 2010 12:17:34 +0100 > Stanse found a potential null dereference in ircomm_tty_close > and ircomm_tty_hangup. There is a check for tty being NULL, > but it is dereferenced earlier. But it is bogus, the tty cannot > be NULL, so remove the !tty checks. > > Signed-off-by: Jiri Slaby Applied.