| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.18 039/228] IB/mlx5: Fix GRE flow specification | Date | Tue, 2 Oct 2018 06:22:16 -0700 |
| |
4.18-stable review patch. If anyone has any objections, please let me know.
------------------
From: Maor Gottlieb <maorg@mellanox.com>
[ 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 <maorg@mellanox.com> Reviewed-by: Ariel Levkovich <lariel@mellanox.com> Signed-off-by: Leon Romanovsky <leonro@mellanox.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com> Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/infiniband/hw/mlx5/main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- 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_c IPPROTO_GRE); 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));
|