Commit 82996995 authored by Alex Vesker's avatar Alex Vesker Committed by Saeed Mahameed
Browse files

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



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: 297ccceb ("net/mlx5: DR, Expose an internal API to issue RDMA operations")
Signed-off-by: default avatarAlex Vesker <valex@mellanox.com>
Reviewed-by: default avatarTariq Toukan <tariqt@mellanox.com>
Reviewed-by: default avatarErez Shitrit <erezsh@mellanox.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
parent b6a4ac24

drivers/net/ethernet/mellanox/mlx5/core/steering/dr_send.c

+3 −1
Original line number Diff line number Diff line
@@ -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;

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