Messages in this thread Patch in this message | ![/](/images/icornerl.gif) | | Subject | [PATCH][5/6] IB: Fix user MAD registrations with class 0 | Date | Fri, 1 Apr 2005 10:23:51 -0800 | From | Roland Dreier <> |
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Fix handling of MAD agent registrations with mgmt_class == 0. In this case ib_umad should pass a NULL registration request to the MAD core rather than a request with mgmt_class set to 0.
Signed-off-by: Roland Dreier <roland@topspin.com>
--- linux-export.orig/drivers/infiniband/core/user_mad.c 2005-03-31 19:06:42.000000000 -0800 +++ linux-export/drivers/infiniband/core/user_mad.c 2005-04-01 10:09:01.250588043 -0800 @@ -389,15 +389,17 @@ goto out; found: - req.mgmt_class = ureq.mgmt_class; - req.mgmt_class_version = ureq.mgmt_class_version; - memcpy(req.method_mask, ureq.method_mask, sizeof req.method_mask); - memcpy(req.oui, ureq.oui, sizeof req.oui); + if (ureq.mgmt_class) { + req.mgmt_class = ureq.mgmt_class; + req.mgmt_class_version = ureq.mgmt_class_version; + memcpy(req.method_mask, ureq.method_mask, sizeof req.method_mask); + memcpy(req.oui, ureq.oui, sizeof req.oui); + } agent = ib_register_mad_agent(file->port->ib_dev, file->port->port_num, ureq.qpn ? IB_QPT_GSI : IB_QPT_SMI, - &req, 0, send_handler, recv_handler, - file); + ureq.mgmt_class ? &req : NULL, + 0, send_handler, recv_handler, file); if (IS_ERR(agent)) { ret = PTR_ERR(agent); goto out; - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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