Merge branch 'merge-fixes' into devel

1 files changed, 3 insertions, 48 deletions

diff --git a/drivers/infiniband/hw/ehca/ehca_qp.c b/drivers/infiniband/hw/ehca/ehca_qp.c
index 1012f15a7140..3eb14a52cbf2 100644
--- a/drivers/infiniband/hw/ehca/ehca_qp.c
+++ b/drivers/infiniband/hw/ehca/ehca_qp.c
@@ -43,9 +43,6 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 
-
-#include <asm/current.h>
-
 #include "ehca_classes.h"
 #include "ehca_tools.h"
 #include "ehca_qes.h"
@@ -424,6 +421,9 @@ static struct ehca_qp *internal_create_qp(
 	u32 swqe_size = 0, rwqe_size = 0, ib_qp_num;
 	unsigned long flags;
 
+	if (init_attr->create_flags)
+		return ERR_PTR(-EINVAL);
+
 	memset(&parms, 0, sizeof(parms));
 	qp_type = init_attr->qp_type;
 
@@ -1526,16 +1526,6 @@ int ehca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask,
 	struct ehca_shca *shca = container_of(ibqp->device, struct ehca_shca,
 					      ib_device);
 	struct ehca_qp *my_qp = container_of(ibqp, struct ehca_qp, ib_qp);
-	struct ehca_pd *my_pd = container_of(my_qp->ib_qp.pd, struct ehca_pd,
-					     ib_pd);
-	u32 cur_pid = current->tgid;
-
-	if (my_pd->ib_pd.uobject && my_pd->ib_pd.uobject->context &&
-	    my_pd->ownpid != cur_pid) {
-		ehca_err(ibqp->pd->device, "Invalid caller pid=%x ownpid=%x",
-			 cur_pid, my_pd->ownpid);
-		return -EINVAL;
-	}
 
 	/* The if-block below caches qp_attr to be modified for GSI and SMI
 	 * qps during the initialization by ib_mad. When the respective port
@@ -1636,23 +1626,13 @@ int ehca_query_qp(struct ib_qp *qp,
 		  int qp_attr_mask, struct ib_qp_init_attr *qp_init_attr)
 {
 	struct ehca_qp *my_qp = container_of(qp, struct ehca_qp, ib_qp);
-	struct ehca_pd *my_pd = container_of(my_qp->ib_qp.pd, struct ehca_pd,
-					     ib_pd);
 	struct ehca_shca *shca = container_of(qp->device, struct ehca_shca,
 					      ib_device);
 	struct ipz_adapter_handle adapter_handle = shca->ipz_hca_handle;
 	struct hcp_modify_qp_control_block *qpcb;
-	u32 cur_pid = current->tgid;
 	int cnt, ret = 0;
 	u64 h_ret;
 
-	if (my_pd->ib_pd.uobject  && my_pd->ib_pd.uobject->context  &&
-	    my_pd->ownpid != cur_pid) {
-		ehca_err(qp->device, "Invalid caller pid=%x ownpid=%x",
-			 cur_pid, my_pd->ownpid);
-		return -EINVAL;
-	}
-
 	if (qp_attr_mask & QP_ATTR_QUERY_NOT_SUPPORTED) {
 		ehca_err(qp->device, "Invalid attribute mask "
 			 "ehca_qp=%p qp_num=%x qp_attr_mask=%x ",
@@ -1797,8 +1777,6 @@ int ehca_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr,
 {
 	struct ehca_qp *my_qp =
 		container_of(ibsrq, struct ehca_qp, ib_srq);
-	struct ehca_pd *my_pd =
-		container_of(ibsrq->pd, struct ehca_pd, ib_pd);
 	struct ehca_shca *shca =
 		container_of(ibsrq->pd->device, struct ehca_shca, ib_device);
 	struct hcp_modify_qp_control_block *mqpcb;
@@ -1806,14 +1784,6 @@ int ehca_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr,
 	u64 h_ret;
 	int ret = 0;
 
-	u32 cur_pid = current->tgid;
-	if (my_pd->ib_pd.uobject && my_pd->ib_pd.uobject->context &&
-	    my_pd->ownpid != cur_pid) {
-		ehca_err(ibsrq->pd->device, "Invalid caller pid=%x ownpid=%x",
-			 cur_pid, my_pd->ownpid);
-		return -EINVAL;
-	}
-
 	mqpcb = ehca_alloc_fw_ctrlblock(GFP_KERNEL);
 	if (!mqpcb) {
 		ehca_err(ibsrq->device, "Could not get zeroed page for mqpcb "
@@ -1864,22 +1834,13 @@ modify_srq_exit0:
 int ehca_query_srq(struct ib_srq *srq, struct ib_srq_attr *srq_attr)
 {
 	struct ehca_qp *my_qp = container_of(srq, struct ehca_qp, ib_srq);
-	struct ehca_pd *my_pd = container_of(srq->pd, struct ehca_pd, ib_pd);
 	struct ehca_shca *shca = container_of(srq->device, struct ehca_shca,
 					      ib_device);
 	struct ipz_adapter_handle adapter_handle = shca->ipz_hca_handle;
 	struct hcp_modify_qp_control_block *qpcb;
-	u32 cur_pid = current->tgid;
 	int ret = 0;
 	u64 h_ret;
 
-	if (my_pd->ib_pd.uobject  && my_pd->ib_pd.uobject->context  &&
-	    my_pd->ownpid != cur_pid) {
-		ehca_err(srq->device, "Invalid caller pid=%x ownpid=%x",
-			 cur_pid, my_pd->ownpid);
-		return -EINVAL;
-	}
-
 	qpcb = ehca_alloc_fw_ctrlblock(GFP_KERNEL);
 	if (!qpcb) {
 		ehca_err(srq->device, "Out of memory for qpcb "
@@ -1919,7 +1880,6 @@ static int internal_destroy_qp(struct ib_device *dev, struct ehca_qp *my_qp,
 	struct ehca_pd *my_pd = container_of(my_qp->ib_qp.pd, struct ehca_pd,
 					     ib_pd);
 	struct ehca_sport *sport = &shca->sport[my_qp->init_attr.port_num - 1];
-	u32 cur_pid = current->tgid;
 	u32 qp_num = my_qp->real_qp_num;
 	int ret;
 	u64 h_ret;
@@ -1934,11 +1894,6 @@ static int internal_destroy_qp(struct ib_device *dev, struct ehca_qp *my_qp,
 				 "user space qp_num=%x", qp_num);
 			return -EINVAL;
 		}
-		if (my_pd->ownpid != cur_pid) {
-			ehca_err(dev, "Invalid caller pid=%x ownpid=%x",
-				 cur_pid, my_pd->ownpid);
-			return -EINVAL;
-		}
 	}
 
 	if (my_qp->send_cq) {