IB/mlx4: Check that reserved fields in mlx4_ib_create_qp_rss are zero
According to mlx4 convention, need to fail the command due to a non-zero
value in the user data which is expected to be zero.
Fixes: 3078f5f1bd
("IB/mlx4: Add support for RSS QP")
Signed-off-by: Guy Levi <guyle@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
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@ -812,6 +812,9 @@ static struct ib_qp *_mlx4_ib_create_qp_rss(struct ib_pd *pd,
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return ERR_PTR(-EFAULT);
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}
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if (memchr_inv(ucmd.reserved, 0, sizeof(ucmd.reserved)))
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return ERR_PTR(-EOPNOTSUPP);
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if (ucmd.comp_mask || ucmd.reserved1)
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return ERR_PTR(-EOPNOTSUPP);
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