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authorJack Morgenstein <jackm@dev.mellanox.co.il>2007-07-17 18:37:38 -0700
committerRoland Dreier <rolandd@cisco.com>2007-07-17 18:37:38 -0700
commit586bb586ae59c473393c09291e86042d263c3ddd (patch)
treed0d13f5f194e414ce5ed81223c3a10c087bd16ac /drivers/infiniband
parent1b07db7079103961de64f75761639435e9082504 (diff)
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>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/hw/mlx4/qp.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index 40042184ad5..2d00b4ee80c 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -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);
}