From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753470AbbIITiz (ORCPT ); Wed, 9 Sep 2015 15:38:55 -0400 Received: from shards.monkeyblade.net ([149.20.54.216]:34352 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751783AbbIITiw (ORCPT ); Wed, 9 Sep 2015 15:38:52 -0400 Date: Wed, 09 Sep 2015 12:38:51 -0700 (PDT) Message-Id: <20150909.123851.1753247693899572461.davem@davemloft.net> To: sasha.levin@oracle.com Cc: chien.yen@oracle.com, rds-devel@oss.oracle.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2] RDS: verify the underlying transport exists before creating a connection From: David Miller In-Reply-To: <1441724020-19035-1-git-send-email-sasha.levin@oracle.com> References: <1441724020-19035-1-git-send-email-sasha.levin@oracle.com> X-Mailer: Mew version 6.7 on Emacs 24.5 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Wed, 09 Sep 2015 12:38:52 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Sasha Levin Date: Tue, 8 Sep 2015 10:53:40 -0400 > There was no verification that an underlying transport exists when creating > a connection, this would cause dereferencing a NULL ptr. > > It might happen on sockets that weren't properly bound before attempting to > send a message, which will cause a NULL ptr deref: ... > Acked-by: Santosh Shilimkar > Signed-off-by: Sasha Levin Applied.