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mlx4_en: nullify cq->vector field when closing completion queue 

Caused loss of connectivity when changing ring size.

Signed-off-by: Yevgeny Petrilin <yevgenyp@mellanox.co.il>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yevgeny Petrilin 2011-12-29 05:49:58 +00:00 committed by David S. Miller
parent 89307babf9
commit cd3109d23c
1 changed files with 1 additions and 0 deletions
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1
drivers/net/ethernet/mellanox/mlx4/en_cq.c
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@ -147,6 +147,7 @@ void mlx4_en_destroy_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq)
mlx4_free_hwq_res(mdev->dev, &cq->wqres, cq->buf_size);
if (priv->mdev->dev->caps.comp_pool && cq->vector)
mlx4_release_eq(priv->mdev->dev, cq->vector);
cq->vector = 0;
cq->buf_size = 0;
cq->buf = NULL;
}