From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:49128 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755633AbdGYEkN (ORCPT ); Tue, 25 Jul 2017 00:40:13 -0400 Subject: Patch "RDMA/uverbs: Fix the check for port number" has been added to the 4.12-stable tree To: mustafa.ismail@intel.com, dledford@redhat.com, gregkh@linuxfoundation.org, mike.marciniszyn@intel.com, swise@opengridcomputing.com Cc: , From: Date: Mon, 24 Jul 2017 21:39:53 -0700 Message-ID: <150095759325318@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled RDMA/uverbs: Fix the check for port number to the 4.12-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: rdma-uverbs-fix-the-check-for-port-number.patch and it can be found in the queue-4.12 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 5a7a88f1b488e4ee49eb3d5b82612d4d9ffdf2c3 Mon Sep 17 00:00:00 2001 From: "Ismail, Mustafa" Date: Fri, 14 Jul 2017 09:41:30 -0500 Subject: RDMA/uverbs: Fix the check for port number From: Ismail, Mustafa commit 5a7a88f1b488e4ee49eb3d5b82612d4d9ffdf2c3 upstream. The port number is only valid if IB_QP_PORT is set in the mask. So only check port number if it is valid to prevent modify_qp from failing due to an invalid port number. Fixes: 5ecce4c9b17b("Check port number supplied by user verbs cmds") Reviewed-by: Steve Wise Signed-off-by: Mustafa Ismail Tested-by: Mike Marciniszyn Signed-off-by: Doug Ledford Signed-off-by: Greg Kroah-Hartman --- drivers/infiniband/core/uverbs_cmd.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -1931,7 +1931,8 @@ static int modify_qp(struct ib_uverbs_fi goto out; } - if (!rdma_is_port_valid(qp->device, cmd->base.port_num)) { + if ((cmd->base.attr_mask & IB_QP_PORT) && + !rdma_is_port_valid(qp->device, cmd->base.port_num)) { ret = -EINVAL; goto release_qp; } Patches currently in stable-queue which might be from mustafa.ismail@intel.com are queue-4.12/rdma-core-initialize-port_num-in-qp_attr.patch queue-4.12/rdma-uverbs-fix-the-check-for-port-number.patch