From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Sasha Levin To: "stable@vger.kernel.org" , "linux-kernel@vger.kernel.org" CC: Maor Gottlieb , Leon Romanovsky , Jason Gunthorpe , Sasha Levin Subject: [PATCH AUTOSEL 4.18 041/136] IB/mlx5: Fix GRE flow specification Date: Mon, 17 Sep 2018 03:00:37 +0000 Message-ID: <20180917030006.245495-41-alexander.levin@microsoft.com> References: <20180917030006.245495-1-alexander.levin@microsoft.com> In-Reply-To: <20180917030006.245495-1-alexander.levin@microsoft.com> Content-Language: en-US Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: From: Maor Gottlieb [ Upstream commit a93b632c4531ff50c43d658447a45cbc11f488fd ] Currently the driver sets the mask of the gre_protocol to 0xffff without consideration in the user request. Fix it by copy the mask from the verbs spec. Fixes: da2f22ae7707 ("IB/mlx5: Add support for GRE flow specification") Signed-off-by: Maor Gottlieb Reviewed-by: Ariel Levkovich Signed-off-by: Leon Romanovsky Signed-off-by: Jason Gunthorpe Signed-off-by: Sasha Levin --- drivers/infiniband/hw/mlx5/main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5= /main.c index cbeae4509359..85677afa6f77 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -2699,7 +2699,7 @@ static int parse_flow_attr(struct mlx5_core_dev *mdev= , u32 *match_c, IPPROTO_GRE); =20 MLX5_SET(fte_match_set_misc, misc_params_c, gre_protocol, - 0xffff); + ntohs(ib_spec->gre.mask.protocol)); MLX5_SET(fte_match_set_misc, misc_params_v, gre_protocol, ntohs(ib_spec->gre.val.protocol)); =20 --=20 2.17.1