Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932187AbWELXpK (ORCPT ); Fri, 12 May 2006 19:45:10 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932189AbWELXoi (ORCPT ); Fri, 12 May 2006 19:44:38 -0400 Received: from mx.pathscale.com ([64.160.42.68]:50601 "EHLO mx.pathscale.com") by vger.kernel.org with ESMTP id S932190AbWELXod (ORCPT ); Fri, 12 May 2006 19:44:33 -0400 Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [PATCH 6 of 53] ipath - forbid creation of AH with DLID of 0 X-Mercurial-Node: def81ab50644b0df93fd6f47c67502c02f9d6447 Message-Id: In-Reply-To: Date: Fri, 12 May 2006 16:42:51 -0700 From: "Bryan O'Sullivan" To: rdreier@cisco.com Cc: openib-general@openib.org, linux-kernel@vger.kernel.org Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 903 Lines: 24 Don't allow an AH to be created with a DLID of 0. Signed-off-by: Bryan O'Sullivan diff -r db56c0ab6a64 -r def81ab50644 drivers/infiniband/hw/ipath/ipath_verbs.c --- a/drivers/infiniband/hw/ipath/ipath_verbs.c Fri May 12 15:55:27 2006 -0700 +++ b/drivers/infiniband/hw/ipath/ipath_verbs.c Fri May 12 15:55:27 2006 -0700 @@ -810,6 +810,11 @@ static struct ib_ah *ipath_create_ah(str if (ah_attr->dlid >= IPS_MULTICAST_LID_BASE && ah_attr->dlid != IPS_PERMISSIVE_LID && !(ah_attr->ah_flags & IB_AH_GRH)) { + ret = ERR_PTR(-EINVAL); + goto bail; + } + + if (ah_attr->dlid == 0) { ret = ERR_PTR(-EINVAL); goto bail; } - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/