Patch "RDMA/core: Initialize port_num in qp_attr" has been added to the 4.12-stable tree

Patch "RDMA/core: Initialize port_num in qp_attr" has been added to the 4.12-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    RDMA/core: Initialize port_num in qp_attr

to the 4.12-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     rdma-core-initialize-port_num-in-qp_attr.patch
and it can be found in the queue-4.12 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From a62ab66b13a0f9bcb17b7b761f6670941ed5cd62 Mon Sep 17 00:00:00 2001
From: "Ismail, Mustafa" <mustafa.ismail@intel.com>
Date: Fri, 14 Jul 2017 09:41:31 -0500
Subject: RDMA/core: Initialize port_num in qp_attr

From: Ismail, Mustafa <mustafa.ismail@intel.com>

commit a62ab66b13a0f9bcb17b7b761f6670941ed5cd62 upstream.

Initialize the port_num for iWARP in rdma_init_qp_attr.

Fixes: 5ecce4c9b17b("Check port number supplied by user verbs cmds")
Reviewed-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Mustafa Ismail <mustafa.ismail@intel.com>
Tested-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/infiniband/core/cma.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -1044,6 +1044,8 @@ int rdma_init_qp_attr(struct rdma_cm_id
 		} else
 			ret = iw_cm_init_qp_attr(id_priv->cm_id.iw, qp_attr,
 						 qp_attr_mask);
+		qp_attr->port_num = id_priv->id.port_num;
+		*qp_attr_mask |= IB_QP_PORT;
 	} else
 		ret = -ENOSYS;
 


Patches currently in stable-queue which might be from mustafa.ismail@intel.com are

queue-4.12/rdma-core-initialize-port_num-in-qp_attr.patch
queue-4.12/rdma-uverbs-fix-the-check-for-port-number.patch