From 38d1e793471d95728219f500bbb8bd25658d73b0 Mon Sep 17 00:00:00 2001 From: Jack Morgenstein Date: Thu, 5 Jan 2006 16:13:46 -0800 Subject: IB/mthca: check port validity in modify_qp Modify_qp should check that the physical port number provided is a legal value. Signed-off-by: Jack Morgenstein Signed-off-by: Roland Dreier --- drivers/infiniband/hw/mthca/mthca_qp.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'drivers/infiniband') diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c index d786ef44361..ea45fa400fa 100644 --- a/drivers/infiniband/hw/mthca/mthca_qp.c +++ b/drivers/infiniband/hw/mthca/mthca_qp.c @@ -621,6 +621,12 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask) return -EINVAL; } + if ((attr_mask & IB_QP_PORT) && + (attr->port_num == 0 || attr->port_num > dev->limits.num_ports)) { + mthca_dbg(dev, "Port number (%u) is invalid\n", attr->port_num); + return -EINVAL; + } + if (attr_mask & IB_QP_MAX_QP_RD_ATOMIC && attr->max_rd_atomic > dev->limits.max_qp_init_rdma) { mthca_dbg(dev, "Max rdma_atomic as initiator %u too large (max is %d)\n", -- cgit v1.2.3