SUNRPC: Remove resource leak in svc_rdma_send_error()

We leak the memory allocated to 'ctxt' when we return after
'ib_dma_mapping_error()' returns !=0.

Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>

diff --git a/net/sunrpc/xprtrdma/svc_rdma_transport.c b/net/sunrpc/xprtrdma/svc_rdma_transport.c
index 9df1ead..1a10dcd 100644 (file)
--- a/net/sunrpc/xprtrdma/svc_rdma_transport.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_transport.c
@@ -1335,6 +1335,7 @@ void svc_rdma_send_error(struct svcxprt_rdma *xprt, struct rpcrdma_msg *rmsgp,
                                            p, 0, length, DMA_FROM_DEVICE);
        if (ib_dma_mapping_error(xprt->sc_cm_id->device, ctxt->sge[0].addr)) {
                put_page(p);
+               svc_rdma_put_context(ctxt, 1);
                return;
        }
        atomic_inc(&xprt->sc_dma_used);