diff options
| author |   Bryan Tan <bryantan@vmware.com> | 2017-12-20 09:49:03 -0800 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@mellanox.com> | 2017-12-21 16:06:06 -0700 |
| commit | 17748056ce123ee37fb7382bc698fc721e3c4a09 (patch) | |
| tree | 9096a58055eb7db22c7bf370d9a79f767c8c973c /drivers | |
| parent | iw_cxgb4: when flushing, complete all wrs in a chain (diff) | |
| download | linux-dev-17748056ce123ee37fb7382bc698fc721e3c4a09.tar.xz linux-dev-17748056ce123ee37fb7382bc698fc721e3c4a09.zip | |
RDMA/vmw_pvrdma: Call ib_umem_release on destroy QP path
The QP cleanup did not previously call ib_umem_release,
resulting in a user-triggerable kernel resource leak.
Fixes: 29c8d9eba550 ("IB: Add vmw_pvrdma driver")
Reviewed-by: Adit Ranadive <aditr@vmware.com>
Reviewed-by: Aditya Sarwade <asarwade@vmware.com>
Reviewed-by: Jorgen Hansen <jhansen@vmware.com>
Signed-off-by: Bryan Tan <bryantan@vmware.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c index 10420a18d02f..dceebc623d96 100644 --- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c +++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c @@ -431,6 +431,13 @@ static void pvrdma_free_qp(struct pvrdma_qp *qp) atomic_dec(&qp->refcnt); wait_event(qp->wait, !atomic_read(&qp->refcnt)); + if (!qp->is_kernel) { + if (qp->rumem) + ib_umem_release(qp->rumem); + if (qp->sumem) + ib_umem_release(qp->sumem); + } + pvrdma_page_dir_cleanup(dev, &qp->pdir); kfree(qp); |