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Commit 17748056 authored by Bryan Tan's avatar Bryan Tan Committed by Jason Gunthorpe
Browse files

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: 29c8d9eb ("IB: Add vmw_pvrdma driver")
Reviewed-by: default avatarAdit Ranadive <aditr@vmware.com>
Reviewed-by: default avatarAditya Sarwade <asarwade@vmware.com>
Reviewed-by: default avatarJorgen Hansen <jhansen@vmware.com>
Signed-off-by: default avatarBryan Tan <bryantan@vmware.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@mellanox.com>
parent d1458733

drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c

+7 −0
Original line number Diff line number Diff line
@@ -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);