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IB/mlx4: Fix flow label returned from query QP 

Correct the mask used to get the flow label, since the field is 20 bits, 
not 24 bits.

Found by Dotan Barak and Yaron Gepstein of Mellanox. 

Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Jack Morgenstein 2007-07-17 18:37:38 -07:00 committed by Roland Dreier
parent 1b07db7079
commit 586bb586ae
1 changed files with 1 additions and 1 deletions
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2
drivers/infiniband/hw/mlx4/qp.c
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@ -1515,7 +1515,7 @@ static void to_ib_ah_attr(struct mlx4_dev *dev, struct ib_ah_attr *ib_ah_attr,
ib_ah_attr->grh.traffic_class =
(be32_to_cpu(path->tclass_flowlabel) >> 20) & 0xff;
ib_ah_attr->grh.flow_label =
be32_to_cpu(path->tclass_flowlabel) & 0xffffff;
be32_to_cpu(path->tclass_flowlabel) & 0xfffff;
memcpy(ib_ah_attr->grh.dgid.raw,
path->rgid, sizeof ib_ah_attr->grh.dgid.raw);
}