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/core | |
| 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/core')
| -rw-r--r-- | drivers/infiniband/core/cq.c | 5 | ||||
| -rw-r--r-- | drivers/infiniband/core/verbs.c | 3 |
2 files changed, 3 insertions, 5 deletions
diff --git a/drivers/infiniband/core/cq.c b/drivers/infiniband/core/cq.c index cb72aa4985a4..6ee62600a812 100644 --- a/drivers/infiniband/core/cq.c +++ b/drivers/infiniband/core/cq.c @@ -207,8 +207,6 @@ EXPORT_SYMBOL(__ib_alloc_cq_user); */ void ib_free_cq_user(struct ib_cq *cq, struct ib_udata *udata) { - int ret; - if (WARN_ON_ONCE(atomic_read(&cq->usecnt))) return; @@ -228,7 +226,6 @@ void ib_free_cq_user(struct ib_cq *cq, struct ib_udata *udata) kfree(cq->wc); rdma_restrack_del(&cq->res); - ret = cq->device->ops.destroy_cq(cq, udata); - WARN_ON_ONCE(ret); + cq->device->ops.destroy_cq(cq, udata); } EXPORT_SYMBOL(ib_free_cq_user); diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index 4fd5aad890d2..933bc35701ad 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -1949,7 +1949,8 @@ int ib_destroy_cq_user(struct ib_cq *cq, struct ib_udata *udata) return -EBUSY; rdma_restrack_del(&cq->res); - return cq->device->ops.destroy_cq(cq, udata); + cq->device->ops.destroy_cq(cq, udata); + return 0; } EXPORT_SYMBOL(ib_destroy_cq_user); |