diff options
| author |   Leon Romanovsky <leonro@mellanox.com> | 2019-05-28 14:37:28 +0300 |
|---|---|---|
| committer |   Doug Ledford <dledford@redhat.com> | 2019-06-11 16:17:10 -0400 |
| commit | a52c8e2469c30cf7ac453d624aed9c168b23d1af (patch) | |
| tree | 6e2b5b8f8d37a23f0ebe3630bb0fb1202e8d10f5 /drivers/infiniband/hw/bnxt_re | |
| parent | RDMA/nes: Avoid memory allocation during CQ destroy (diff) | |
| download | linux-dev-a52c8e2469c30cf7ac453d624aed9c168b23d1af.tar.xz linux-dev-a52c8e2469c30cf7ac453d624aed9c168b23d1af.zip | |
RDMA: Clean destroy CQ in drivers do not return errors
Like all other destroy commands, .destroy_cq() call is not supposed
to fail. In all flows, the attempt to return earlier caused to memory
leaks.
This patch converts .destroy_cq() to do not return any errors.
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Acked-by: Gal Pressman <galpress@amazon.com>
Acked-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/bnxt_re')
| -rw-r--r-- | drivers/infiniband/hw/bnxt_re/ib_verbs.c | 13 | ||||
| -rw-r--r-- | drivers/infiniband/hw/bnxt_re/ib_verbs.h | 2 |
2 files changed, 4 insertions, 11 deletions
diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.c b/drivers/infiniband/hw/bnxt_re/ib_verbs.c index 8af8e1472101..0127af45dcd1 100644 --- a/drivers/infiniband/hw/bnxt_re/ib_verbs.c +++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.c @@ -2517,9 +2517,8 @@ int bnxt_re_post_recv(struct ib_qp *ib_qp, const struct ib_recv_wr *wr, } /* Completion Queues */ -int bnxt_re_destroy_cq(struct ib_cq *ib_cq, struct ib_udata *udata) +void bnxt_re_destroy_cq(struct ib_cq *ib_cq, struct ib_udata *udata) { - int rc; struct bnxt_re_cq *cq; struct bnxt_qplib_nq *nq; struct bnxt_re_dev *rdev; @@ -2528,20 +2527,14 @@ int bnxt_re_destroy_cq(struct ib_cq *ib_cq, struct ib_udata *udata) rdev = cq->rdev; nq = cq->qplib_cq.nq; - rc = bnxt_qplib_destroy_cq(&rdev->qplib_res, &cq->qplib_cq); - if (rc) { - dev_err(rdev_to_dev(rdev), "Failed to destroy HW CQ"); - return rc; - } - if (!IS_ERR_OR_NULL(cq->umem)) + bnxt_qplib_destroy_cq(&rdev->qplib_res, &cq->qplib_cq); + if (!cq->umem) ib_umem_release(cq->umem); atomic_dec(&rdev->cq_count); nq->budget--; kfree(cq->cql); kfree(cq); - - return 0; } struct ib_cq *bnxt_re_create_cq(struct ib_device *ibdev, diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.h b/drivers/infiniband/hw/bnxt_re/ib_verbs.h index 09a33049e42f..828403ee0104 100644 --- a/drivers/infiniband/hw/bnxt_re/ib_verbs.h +++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.h @@ -193,7 +193,7 @@ int bnxt_re_post_recv(struct ib_qp *qp, const struct ib_recv_wr *recv_wr, struct ib_cq *bnxt_re_create_cq(struct ib_device *ibdev, const struct ib_cq_init_attr *attr, struct ib_udata *udata); -int bnxt_re_destroy_cq(struct ib_cq *cq, struct ib_udata *udata); +void bnxt_re_destroy_cq(struct ib_cq *cq, struct ib_udata *udata); int bnxt_re_poll_cq(struct ib_cq *cq, int num_entries, struct ib_wc *wc); int bnxt_re_req_notify_cq(struct ib_cq *cq, enum ib_cq_notify_flags flags); struct ib_mr *bnxt_re_get_dma_mr(struct ib_pd *pd, int mr_access_flags); |