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[2/3] iw_cxgb3: initialize ibdev.iwcm->ifname for port mapping

Message ID 20160412143039.41AB3E08CA@smtp.ogc.us (mailing list archive)
State Accepted
Headers show

Commit Message

Steve Wise April 12, 2016, 1:55 p.m. UTC
The IWCM uses ibdev.iwcm->ifname for registration with the iwarp
port map daemon.  But iw_cxgb3 did not initialize this field which
causes intermittent registration failures based on the contents of the
uninitialized memory.

Fixes: c1340e8aa628 ("iw_cxgb3: support for iWARP port mapping")
Signed-off-by: Steve Wise <swise@opengridcomputing.com>
---
 drivers/infiniband/hw/cxgb3/iwch_provider.c | 2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/drivers/infiniband/hw/cxgb3/iwch_provider.c b/drivers/infiniband/hw/cxgb3/iwch_provider.c
index 1423538..608aa0c 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_provider.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_provider.c
@@ -1389,6 +1389,8 @@  int iwch_register_device(struct iwch_dev *dev)
 	dev->ibdev.iwcm->add_ref = iwch_qp_add_ref;
 	dev->ibdev.iwcm->rem_ref = iwch_qp_rem_ref;
 	dev->ibdev.iwcm->get_qp = iwch_get_qp;
+	memcpy(dev->ibdev.iwcm->ifname, dev->rdev.t3cdev_p->lldev->name,
+	       sizeof(dev->ibdev.iwcm->ifname));
 
 	ret = ib_register_device(&dev->ibdev, NULL);
 	if (ret)