svcrdma: Clear xpt_bc_xps in xprt_setup_rdma_bc() error exit arm

Logic copied from xs_setup_bc_tcp().

Fixes: 39a9beab5acb ('rpc: share one xps between all backchannels')
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/net/sunrpc/xprtrdma/svc_rdma_backchannel.c b/net/sunrpc/xprtrdma/svc_rdma_backchannel.c
index 20027f8de129..6035c5a380a6 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_backchannel.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_backchannel.c
@@ -359,6 +359,7 @@ xprt_setup_rdma_bc(struct xprt_create *args)
 out_fail:
         xprt_rdma_free_addresses(xprt);
         args->bc_xprt->xpt_bc_xprt = NULL;
+        args->bc_xprt->xpt_bc_xps = NULL;
         xprt_put(xprt);
         xprt_free(xprt);
         return ERR_PTR(-EINVAL);