diff options
| -rw-r--r-- | net/sunrpc/xprtrdma/transport.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/net/sunrpc/xprtrdma/transport.c b/net/sunrpc/xprtrdma/transport.c index ed5e285fd2ea..545d3fc8de5a 100644 --- a/net/sunrpc/xprtrdma/transport.c +++ b/net/sunrpc/xprtrdma/transport.c @@ -621,7 +621,8 @@ xprt_rdma_free(struct rpc_task *task) dprintk("RPC: %s: called on 0x%p\n", __func__, req->rl_reply); - ia->ri_ops->ro_unmap_safe(r_xprt, req, !RPC_IS_ASYNC(task)); + if (unlikely(!list_empty(&req->rl_registered))) + ia->ri_ops->ro_unmap_safe(r_xprt, req, !RPC_IS_ASYNC(task)); rpcrdma_unmap_sges(ia, req); rpcrdma_buffer_put(req); } @@ -657,7 +658,8 @@ xprt_rdma_send_request(struct rpc_task *task) int rc = 0; /* On retransmit, remove any previously registered chunks */ - r_xprt->rx_ia.ri_ops->ro_unmap_safe(r_xprt, req, false); + if (unlikely(!list_empty(&req->rl_registered))) + r_xprt->rx_ia.ri_ops->ro_unmap_safe(r_xprt, req, false); rc = rpcrdma_marshal_req(rqst); if (rc < 0) |