diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/infiniband/core/rdma_core.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/infiniband/core/rdma_core.c b/drivers/infiniband/core/rdma_core.c index 95a8110f186f..d4de1fed98f2 100644 --- a/drivers/infiniband/core/rdma_core.c +++ b/drivers/infiniband/core/rdma_core.c @@ -449,6 +449,17 @@ struct ib_uobject *rdma_lookup_get_uobject(const struct uverbs_obj_type *type, goto free; } + /* + * If we have been disassociated block every command except for + * DESTROY based commands. + */ + if (mode != UVERBS_LOOKUP_DESTROY && + !srcu_dereference(ufile->device->ib_dev, + &ufile->device->disassociate_srcu)) { + ret = -EIO; + goto free; + } + ret = uverbs_try_lock_object(uobj, mode); if (ret) goto free; |