diff options
author | Jeff Garzik <jgarzik@pobox.com> | 2006-02-20 02:16:23 -0500 |
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committer | Jeff Garzik <jgarzik@pobox.com> | 2006-02-20 02:16:23 -0500 |
commit | 5b2ffed906a3ebd4e52a5bbef06b99a517c53e4b (patch) | |
tree | 2f900f89d93db6b0822d8bdf4f49851c581c12a6 /drivers/infiniband/core/mad.c | |
parent | f1b318793dcd2d9ff6b5ac06e7762098fa079cee (diff) | |
parent | bd71c2b17468a2531fb4c81ec1d73520845e97e1 (diff) |
Merge branch 'master'
Diffstat (limited to 'drivers/infiniband/core/mad.c')
-rw-r--r-- | drivers/infiniband/core/mad.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c index d393b504bf2..c82f47a66e4 100644 --- a/drivers/infiniband/core/mad.c +++ b/drivers/infiniband/core/mad.c @@ -665,7 +665,15 @@ static int handle_outgoing_dr_smp(struct ib_mad_agent_private *mad_agent_priv, struct ib_wc mad_wc; struct ib_send_wr *send_wr = &mad_send_wr->send_wr; - if (!smi_handle_dr_smp_send(smp, device->node_type, port_num)) { + /* + * Directed route handling starts if the initial LID routed part of + * a request or the ending LID routed part of a response is empty. + * If we are at the start of the LID routed part, don't update the + * hop_ptr or hop_cnt. See section 14.2.2, Vol 1 IB spec. + */ + if ((ib_get_smp_direction(smp) ? smp->dr_dlid : smp->dr_slid) == + IB_LID_PERMISSIVE && + !smi_handle_dr_smp_send(smp, device->node_type, port_num)) { ret = -EINVAL; printk(KERN_ERR PFX "Invalid directed route\n"); goto out; |