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Commit 8dbb0957 authored by Trond Myklebust's avatar Trond Myklebust
Browse files

Merge tag 'nfs-rdma-for-4.3-2' of git://git.linux-nfs.org/projects/anna/nfs-rdma 



NFS: NFSoRDMA bugfix

Fixes a use-after-free bug.

Signed-off-by: default avatarAnna Schumaker <Anna.Schumaker@netapp.com>
parents 5e99b532 72c02173

net/sunrpc/xprtrdma/transport.c

+1 −1
Original line number Diff line number Diff line
@@ -270,8 +270,8 @@ xprt_rdma_destroy(struct rpc_xprt *xprt) 


	xprt_clear_connected(xprt);



	rpcrdma_buffer_destroy(&r_xprt->rx_buf);

	rpcrdma_ep_destroy(&r_xprt->rx_ep, &r_xprt->rx_ia);

	rpcrdma_buffer_destroy(&r_xprt->rx_buf);

	rpcrdma_ia_close(&r_xprt->rx_ia);



	xprt_rdma_free_addresses(xprt);

net/sunrpc/xprtrdma/verbs.c

+6 −3
Original line number Diff line number Diff line
@@ -755,19 +755,22 @@ rpcrdma_ep_destroy(struct rpcrdma_ep *ep, struct rpcrdma_ia *ia) 


	cancel_delayed_work_sync(&ep->rep_connect_worker);



	if (ia->ri_id->qp) {

	if (ia->ri_id->qp)

		rpcrdma_ep_disconnect(ep, ia);



	rpcrdma_clean_cq(ep->rep_attr.recv_cq);

	rpcrdma_clean_cq(ep->rep_attr.send_cq);



	if (ia->ri_id->qp) {

		rdma_destroy_qp(ia->ri_id);

		ia->ri_id->qp = NULL;

	}



	rpcrdma_clean_cq(ep->rep_attr.recv_cq);

	rc = ib_destroy_cq(ep->rep_attr.recv_cq);

	if (rc)

		dprintk("RPC:       %s: ib_destroy_cq returned %i\n",

			__func__, rc);



	rpcrdma_clean_cq(ep->rep_attr.send_cq);

	rc = ib_destroy_cq(ep->rep_attr.send_cq);

	if (rc)

		dprintk("RPC:       %s: ib_destroy_cq returned %i\n",