linux-kernel - [PATCH 4.15 029/168] RDMA/cma: Mark end of CMA ID messages

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Message-Id: <20180410212801.439772952@linuxfoundation.org>
Date:   Wed, 11 Apr 2018 00:22:51 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Leon Romanovsky <leonro@...lanox.com>,
        Jason Gunthorpe <jgg@...lanox.com>,
        Sasha Levin <alexander.levin@...rosoft.com>
Subject: [PATCH 4.15 029/168] RDMA/cma: Mark end of CMA ID messages

4.15-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Leon Romanovsky <leonro@...lanox.com>


[ Upstream commit e48e5e198fb6ec77c91047a694022f0fefa45292 ]

The commit 1a1c116f3dcf ("RDMA/netlink: Simplify the put_msg and put_attr")
removes nlmsg_len calculation in ibnl_put_attr causing netlink messages and
caused to miss source and destination addresses.

Fixes: 1a1c116f3dcf ("RDMA/netlink: Simplify the put_msg and put_attr")
Signed-off-by: Leon Romanovsky <leonro@...lanox.com>
Signed-off-by: Jason Gunthorpe <jgg@...lanox.com>
Signed-off-by: Sasha Levin <alexander.levin@...rosoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/infiniband/core/cma.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -4449,6 +4449,7 @@ static int cma_get_id_stats(struct sk_bu
 			id_stats->qp_type	= id->qp_type;
 
 			i_id++;
+			nlmsg_end(skb, nlh);
 		}
 
 		cb->args[1] = 0;