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Commit 586bb586 authored by Jack Morgenstein's avatar Jack Morgenstein Committed by Roland Dreier
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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: default avatarJack Morgenstein <jackm@dev.mellanox.co.il>
Signed-off-by: default avatarRoland Dreier <rolandd@cisco.com>
parent 1b07db70

drivers/infiniband/hw/mlx4/qp.c

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

	}