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-rw-r--r--drivers/infiniband/hw/ipath/ipath_qp.c32
1 files changed, 17 insertions, 15 deletions
diff --git a/drivers/infiniband/hw/ipath/ipath_qp.c b/drivers/infiniband/hw/ipath/ipath_qp.c
index 18890716db1e..b26146c16588 100644
--- a/drivers/infiniband/hw/ipath/ipath_qp.c
+++ b/drivers/infiniband/hw/ipath/ipath_qp.c
@@ -427,6 +427,7 @@ static void ipath_error_qp(struct ipath_qp *qp)
427int ipath_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, 427int ipath_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
428 int attr_mask) 428 int attr_mask)
429{ 429{
430 struct ipath_ibdev *dev = to_idev(ibqp->device);
430 struct ipath_qp *qp = to_iqp(ibqp); 431 struct ipath_qp *qp = to_iqp(ibqp);
431 enum ib_qp_state cur_state, new_state; 432 enum ib_qp_state cur_state, new_state;
432 unsigned long flags; 433 unsigned long flags;
@@ -443,6 +444,19 @@ int ipath_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
443 attr_mask)) 444 attr_mask))
444 goto inval; 445 goto inval;
445 446
447 if (attr_mask & IB_QP_AV)
448 if (attr->ah_attr.dlid == 0 ||
449 attr->ah_attr.dlid >= IPS_MULTICAST_LID_BASE)
450 goto inval;
451
452 if (attr_mask & IB_QP_PKEY_INDEX)
453 if (attr->pkey_index >= ipath_layer_get_npkeys(dev->dd))
454 goto inval;
455
456 if (attr_mask & IB_QP_MIN_RNR_TIMER)
457 if (attr->min_rnr_timer > 31)
458 goto inval;
459
446 switch (new_state) { 460 switch (new_state) {
447 case IB_QPS_RESET: 461 case IB_QPS_RESET:
448 ipath_reset_qp(qp); 462 ipath_reset_qp(qp);
@@ -457,13 +471,8 @@ int ipath_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
457 471
458 } 472 }
459 473
460 if (attr_mask & IB_QP_PKEY_INDEX) { 474 if (attr_mask & IB_QP_PKEY_INDEX)
461 struct ipath_ibdev *dev = to_idev(ibqp->device);
462
463 if (attr->pkey_index >= ipath_layer_get_npkeys(dev->dd))
464 goto inval;
465 qp->s_pkey_index = attr->pkey_index; 475 qp->s_pkey_index = attr->pkey_index;
466 }
467 476
468 if (attr_mask & IB_QP_DEST_QPN) 477 if (attr_mask & IB_QP_DEST_QPN)
469 qp->remote_qpn = attr->dest_qp_num; 478 qp->remote_qpn = attr->dest_qp_num;
@@ -479,12 +488,8 @@ int ipath_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
479 if (attr_mask & IB_QP_ACCESS_FLAGS) 488 if (attr_mask & IB_QP_ACCESS_FLAGS)
480 qp->qp_access_flags = attr->qp_access_flags; 489 qp->qp_access_flags = attr->qp_access_flags;
481 490
482 if (attr_mask & IB_QP_AV) { 491 if (attr_mask & IB_QP_AV)
483 if (attr->ah_attr.dlid == 0 ||
484 attr->ah_attr.dlid >= IPS_MULTICAST_LID_BASE)
485 goto inval;
486 qp->remote_ah_attr = attr->ah_attr; 492 qp->remote_ah_attr = attr->ah_attr;
487 }
488 493
489 if (attr_mask & IB_QP_PATH_MTU) 494 if (attr_mask & IB_QP_PATH_MTU)
490 qp->path_mtu = attr->path_mtu; 495 qp->path_mtu = attr->path_mtu;
@@ -499,11 +504,8 @@ int ipath_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
499 qp->s_rnr_retry_cnt = qp->s_rnr_retry; 504 qp->s_rnr_retry_cnt = qp->s_rnr_retry;
500 } 505 }
501 506
502 if (attr_mask & IB_QP_MIN_RNR_TIMER) { 507 if (attr_mask & IB_QP_MIN_RNR_TIMER)
503 if (attr->min_rnr_timer > 31)
504 goto inval;
505 qp->s_min_rnr_timer = attr->min_rnr_timer; 508 qp->s_min_rnr_timer = attr->min_rnr_timer;
506 }
507 509
508 if (attr_mask & IB_QP_QKEY) 510 if (attr_mask & IB_QP_QKEY)
509 qp->qkey = attr->qkey; 511 qp->qkey = attr->qkey;