[rdma-next v1 18/22] IB/mlx4: Fix struct mlx4_ib_create_wq alignment
From: Leon Romanovsky <hidden>
Date: 2017-08-13 10:18:12
Subsystem:
infiniband subsystem, mellanox mlx4 ib driver, the rest · Maintainers:
Jason Gunthorpe, Leon Romanovsky, Yishai Hadas, Linus Torvalds
From: Guy Levi <guyle-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
The mlx4 ABI defines to have structures with alignment of 64B.
Fixes: 400b1ebcfe31 ("IB/mlx4: Add support for WQ related verbs")
Signed-off-by: Guy Levi <guyle-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
Signed-off-by: Leon Romanovsky <redacted>
---
drivers/infiniband/hw/mlx4/qp.c | 9 ++++-----
include/uapi/rdma/mlx4-abi.h | 1 -
2 files changed, 4 insertions(+), 6 deletions(-)
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index 603a0bf49576..44d2d0a2d5e0 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c@@ -1047,9 +1047,8 @@ static int create_qp_common(struct mlx4_ib_dev *dev, struct ib_pd *pd, } if (src == MLX4_IB_RWQ_SRC) { - if (ucmd.wq.comp_mask || ucmd.wq.reserved1 || - ucmd.wq.reserved[0] || ucmd.wq.reserved[1] || - ucmd.wq.reserved[2]) { + if (ucmd.wq.comp_mask || ucmd.wq.reserved[0] || + ucmd.wq.reserved[1] || ucmd.wq.reserved[2]) { pr_debug("user command isn't supported\n"); err = -EOPNOTSUPP; goto err;
@@ -4153,8 +4152,8 @@ struct ib_wq *mlx4_ib_create_wq(struct ib_pd *pd, if (!(udata && pd->uobject)) return ERR_PTR(-EINVAL); - required_cmd_sz = offsetof(typeof(ucmd), reserved) + - sizeof(ucmd.reserved); + required_cmd_sz = offsetof(typeof(ucmd), comp_mask) + + sizeof(ucmd.comp_mask); if (udata->inlen < required_cmd_sz) { pr_debug("invalid inlen\n"); return ERR_PTR(-EINVAL);
diff --git a/include/uapi/rdma/mlx4-abi.h b/include/uapi/rdma/mlx4-abi.h
index 21cce1a4c4dd..0e10102861b5 100644
--- a/include/uapi/rdma/mlx4-abi.h
+++ b/include/uapi/rdma/mlx4-abi.h@@ -121,7 +121,6 @@ struct mlx4_ib_create_wq { __u8 log_range_size; __u8 reserved[3]; __u32 comp_mask; - __u32 reserved1; }; struct mlx4_ib_modify_wq {
--
2.14.0
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