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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Parav Pandit <parav@mellanox.com>,
        Daniel Jurgens <danielj@mellanox.com>,
        Leon Romanovsky <leon@kernel.org>,
        Jason Gunthorpe <jgg@mellanox.com>,
        Sasha Levin <alexander.levin@microsoft.com>
Subject: [PATCH 4.15 40/84] RDMA/cma: Use correct size when writing netlink stats
Date:   Fri, 23 Mar 2018 10:53:54 +0100
Message-Id: <20180323095418.049917282@linuxfoundation.org>
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4.15-stable review patch.  If anyone has any objections, please let me know.

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

From: Parav Pandit <parav@mellanox.com>


[ Upstream commit 7baaa49af3716fb31877c61f59b74d029ce15b75 ]

The code was using the src size when formatting the dst. They are almost
certainly the same value but it reads wrong.

Fixes: ce117ffac2e9 ("RDMA/cma: Export AF_IB statistics")
Signed-off-by: Parav Pandit <parav@mellanox.com>
Reviewed-by: Daniel Jurgens <danielj@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/infiniband/core/cma.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -4432,7 +4432,7 @@ static int cma_get_id_stats(struct sk_bu
 					  RDMA_NL_RDMA_CM_ATTR_SRC_ADDR))
 				goto out;
 			if (ibnl_put_attr(skb, nlh,
-					  rdma_addr_size(cma_src_addr(id_priv)),
+					  rdma_addr_size(cma_dst_addr(id_priv)),
 					  cma_dst_addr(id_priv),
 					  RDMA_NL_RDMA_CM_ATTR_DST_ADDR))
 				goto out;