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RDMA/core: Remove unnecessary statements

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The rdma_zalloc_drv_obj() in __ib_alloc_pd() would zero pd, it unnecessary
add NULL to the object in struct pd.

The uverbs_free_pd() already return busy if pd->usecnt is true, there is
no need to add a warning.

Link: https://lore.kernel.org/r/20220223074901.201506-1-yajun.deng@linux.dev
Signed-off-by: Yajun Deng <yajun.deng@linux.dev>
Reviewed-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
This commit is contained in:
Yajun Deng 2022-02-23 15:49:01 +08:00 committed by Jason Gunthorpe
parent 17850f2b0b
commit a80501b891
1 changed files with 0 additions and 8 deletions
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8
drivers/infiniband/core/verbs.c
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@ -268,9 +268,6 @@ struct ib_pd *__ib_alloc_pd(struct ib_device *device, unsigned int flags,
return ERR_PTR(-ENOMEM);
pd->device = device;
pd->uobject = NULL;
pd->__internal_mr = NULL;
atomic_set(&pd->usecnt, 0);
pd->flags = flags;
rdma_restrack_new(&pd->res, RDMA_RESTRACK_PD);
@ -341,11 +338,6 @@ int ib_dealloc_pd_user(struct ib_pd *pd, struct ib_udata *udata)
pd->__internal_mr = NULL;
}
/* uverbs manipulates usecnt with proper locking, while the kabi
* requires the caller to guarantee we can't race here.
*/
WARN_ON(atomic_read(&pd->usecnt));
ret = pd->device->ops.dealloc_pd(pd, udata);
if (ret)
return ret;