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IB/mlx4: Fix WQE LSO segment calculation
[cascardo/linux.git]
/
drivers
/
infiniband
/
hw
/
mlx4
/
qp.c
diff --git
a/drivers/infiniband/hw/mlx4/qp.c
b/drivers/infiniband/hw/mlx4/qp.c
index
ed2bd67
..
fbde33a
100644
(file)
--- a/
drivers/infiniband/hw/mlx4/qp.c
+++ b/
drivers/infiniband/hw/mlx4/qp.c
@@
-2605,8
+2605,7
@@
static int build_lso_seg(struct mlx4_wqe_lso_seg *wqe, struct ib_send_wr *wr,
memcpy(wqe->header, wr->wr.ud.header, wr->wr.ud.hlen);
- *lso_hdr_sz = cpu_to_be32((wr->wr.ud.mss - wr->wr.ud.hlen) << 16 |
- wr->wr.ud.hlen);
+ *lso_hdr_sz = cpu_to_be32(wr->wr.ud.mss << 16 | wr->wr.ud.hlen);
*lso_seg_len = halign;
return 0;
}