From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:47540 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754526AbcKUQb6 (ORCPT ); Mon, 21 Nov 2016 11:31:58 -0500 Subject: Patch "IB/mlx4: Check gid_index return value" has been added to the 4.8-stable tree To: danielj@mellanox.com, dledford@redhat.com, gregkh@linuxfoundation.org, leon@kernel.org, markb@mellanox.com, yuval.shaia@oracle.com Cc: , From: Date: Mon, 21 Nov 2016 17:29:31 +0100 Message-ID: <1479745771241237@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 IB/mlx4: Check gid_index return value to the 4.8-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: ib-mlx4-check-gid_index-return-value.patch and it can be found in the queue-4.8 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 37995116fecfce2b61ee3da6e73b3e394c6818f9 Mon Sep 17 00:00:00 2001 From: Daniel Jurgens Date: Thu, 10 Nov 2016 11:30:54 +0200 Subject: IB/mlx4: Check gid_index return value From: Daniel Jurgens commit 37995116fecfce2b61ee3da6e73b3e394c6818f9 upstream. Check the returned GID index value and return an error if it is invalid. Fixes: 5070cd2239bd ('IB/mlx4: Replace mechanism for RoCE GID management') Signed-off-by: Daniel Jurgens Reviewed-by: Mark Bloch Reviewed-by: Yuval Shaia Signed-off-by: Leon Romanovsky Signed-off-by: Doug Ledford Signed-off-by: Greg Kroah-Hartman --- drivers/infiniband/hw/mlx4/ah.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) --- a/drivers/infiniband/hw/mlx4/ah.c +++ b/drivers/infiniband/hw/mlx4/ah.c @@ -102,7 +102,10 @@ static struct ib_ah *create_iboe_ah(stru if (vlan_tag < 0x1000) vlan_tag |= (ah_attr->sl & 7) << 13; ah->av.eth.port_pd = cpu_to_be32(to_mpd(pd)->pdn | (ah_attr->port_num << 24)); - ah->av.eth.gid_index = mlx4_ib_gid_index_to_real_index(ibdev, ah_attr->port_num, ah_attr->grh.sgid_index); + ret = mlx4_ib_gid_index_to_real_index(ibdev, ah_attr->port_num, ah_attr->grh.sgid_index); + if (ret < 0) + return ERR_PTR(ret); + ah->av.eth.gid_index = ret; ah->av.eth.vlan = cpu_to_be16(vlan_tag); ah->av.eth.hop_limit = ah_attr->grh.hop_limit; if (ah_attr->static_rate) { Patches currently in stable-queue which might be from danielj@mellanox.com are queue-4.8/ib-mlx5-use-cache-line-size-to-select-cqe-stride.patch queue-4.8/ib-mlx4-check-gid_index-return-value.patch queue-4.8/ib-mlx4-fix-create-cq-error-flow.patch