From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932335AbWGXXxy (ORCPT ); Mon, 24 Jul 2006 19:53:54 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932339AbWGXXxx (ORCPT ); Mon, 24 Jul 2006 19:53:53 -0400 Received: from mta09-winn.ispmail.ntl.com ([81.103.221.49]:53758 "EHLO mtaout03-winn.ispmail.ntl.com") by vger.kernel.org with ESMTP id S932335AbWGXXxw (ORCPT ); Mon, 24 Jul 2006 19:53:52 -0400 Message-ID: <44C55F57.8040805@gentoo.org> Date: Tue, 25 Jul 2006 01:01:27 +0100 From: Daniel Drake User-Agent: Thunderbird 1.5.0.4 (X11/20060603) MIME-Version: 1.0 To: Tom Walter Dillig CC: linux-kernel@vger.kernel.org, w@1wt.eul, kernel_org@digitalpeer.com, security@kernel.org, Netdev list Subject: softmac possible null deref [was: Complete report of Null dereference errors in kernel 2.6.17.1] References: <1153782637.44c5536e013a4@webmail> In-Reply-To: <1153782637.44c5536e013a4@webmail> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Tom Walter Dillig wrote: > [109] > 452 net/ieee80211/softmac/ieee80211softmac_io.c > Possible null dereference of variable "*pkt" in function call > (include/asm/string.h:__constant_c_and_count_memset) checked at > (453:net/ieee80211/softmac/ieee80211softmac_io.c) Either I'm misunderstanding, or this is bogus. when *pkt is allocated by the various child functions (e.g. ieee80211softmac_disassoc_deauth), it is always checked for NULL before being used. Finally, line 453 does another NULL check, so that any failures generated above are handled appropriately. What is the report trying to say? Daniel