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net/mlx5: DR, Fix invalid EQ vector number on CQ creation

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When creating a CQ, the CPU id is used for the vector value.
This would fail in-case the CPU id was higher than the maximum
vector value.

Fixes: 297cccebdc ("net/mlx5: DR, Expose an internal API to issue RDMA operations")
Signed-off-by: Alex Vesker <valex@mellanox.com>
Reviewed-by: Tariq Toukan <tariqt@mellanox.com>
Reviewed-by: Erez Shitrit <erezsh@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
This commit is contained in:
Alex Vesker 2019-11-04 11:59:21 +02:00 committed by Saeed Mahameed
parent b6a4ac24c1
commit 829969956f
1 changed files with 3 additions and 1 deletions
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4
drivers/net/ethernet/mellanox/mlx5/core/steering/dr_send.c
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@ -700,6 +700,7 @@ static struct mlx5dr_cq *dr_create_cq(struct mlx5_core_dev *mdev,
unsigned int irqn;
void *cqc, *in;
__be64 *pas;
int vector;
u32 i;
cq = kzalloc(sizeof(*cq), GFP_KERNEL);
@ -728,7 +729,8 @@ static struct mlx5dr_cq *dr_create_cq(struct mlx5_core_dev *mdev,
if (!in)
goto err_cqwq;
err = mlx5_vector2eqn(mdev, smp_processor_id(), &eqn, &irqn);
vector = smp_processor_id() % mlx5_comp_vectors_count(mdev);
err = mlx5_vector2eqn(mdev, vector, &eqn, &irqn);
if (err) {
kvfree(in);
goto err_cqwq;