4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Moni Shoua <monis@xxxxxxxxxxxx> [ Upstream commit 23a9cd2ad90543e9da3786878d2b2729c095439d ] This patch limits the initial value for PSN to 24 bits as spec requires. Signed-off-by: Moni Shoua <monis@xxxxxxxxxxxx> Signed-off-by: Mukesh Kacker <mukesh.kacker@xxxxxxxxxx> Signed-off-by: Daniel Jurgens <danielj@xxxxxxxxxxxx> Reviewed-by: Parav Pandit <parav@xxxxxxxxxxxx> Signed-off-by: Leon Romanovsky <leon@xxxxxxxxxx> Signed-off-by: Jason Gunthorpe <jgg@xxxxxxxxxxxx> Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/infiniband/core/cma.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -744,6 +744,7 @@ struct rdma_cm_id *rdma_create_id(struct 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; }