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IB/core: Set hop limit in ib_init_ah_from_wc correctly

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The hop_limit value in the ah_attr should be 0xFF, not the value read
from the received GRH (which should be 0).  See 13.5.4.4 in the 1.2 IB
spec.

Signed-off-by: Sean Hefty <sean.hefty@intel.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Sean Hefty 2007-02-21 16:37:31 -08:00 committed by Roland Dreier
parent aaf1aef55f
commit 47645d8d25
1 changed files with 1 additions and 1 deletions
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2
drivers/infiniband/core/verbs.c
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@ -167,7 +167,7 @@ int ib_init_ah_from_wc(struct ib_device *device, u8 port_num, struct ib_wc *wc,
ah_attr->grh.sgid_index = (u8) gid_index;
flow_class = be32_to_cpu(grh->version_tclass_flow);
ah_attr->grh.flow_label = flow_class & 0xFFFFF;
ah_attr->grh.hop_limit = grh->hop_limit;
ah_attr->grh.hop_limit = 0xFF;
ah_attr->grh.traffic_class = (flow_class >> 20) & 0xFF;
}
return 0;