| From | Sasha Levin <> | Subject | [PATCH AUTOSEL for 4.14 034/100] RDMA/cma: Make sure that PSN is not over max allowed | Date | Sun, 28 Jan 2018 22:26:20 +0000 |
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From: Moni Shoua <monis@mellanox.com>
[ Upstream commit 23a9cd2ad90543e9da3786878d2b2729c095439d ]
This patch limits the initial value for PSN to 24 bits as spec requires.
Signed-off-by: Moni Shoua <monis@mellanox.com> Signed-off-by: Mukesh Kacker <mukesh.kacker@oracle.com> Signed-off-by: Daniel Jurgens <danielj@mellanox.com> Reviewed-by: Parav Pandit <parav@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> --- drivers/infiniband/core/cma.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index fa79c7076ccd..09063f0d86d2 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -801,6 +801,7 @@ struct rdma_cm_id *rdma_create_id(struct net *net, INIT_LIST_HEAD(&id_priv->mc_list); get_random_bytes(&id_priv->seq_num, sizeof id_priv->seq_num); id_priv->id.route.addr.dev_addr.net = get_net(net); + id_priv->seq_num &= 0x00ffffff; return &id_priv->id; } -- 2.11.0
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