1 files changed, 29 insertions, 2 deletions

diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c
index 023aeb0ecfa9..eb650af50c49 100644
--- a/net/sunrpc/svc_xprt.c
+++ b/net/sunrpc/svc_xprt.c
@@ -125,7 +125,6 @@ int svc_create_xprt(struct svc_serv *serv, char *xprt_name, unsigned short port,
                         spin_unlock(&svc_xprt_class_lock);
                         if (try_module_get(xcl->xcl_owner)) {
                                 struct svc_xprt *newxprt;
-                                ret = 0;
                                 newxprt = xcl->xcl_ops->xpo_create
                                         (serv,
                                          (struct sockaddr *)&sin, sizeof(sin),
@@ -133,7 +132,8 @@ int svc_create_xprt(struct svc_serv *serv, char *xprt_name, unsigned short port,
                                 if (IS_ERR(newxprt)) {
                                         module_put(xcl->xcl_owner);
                                         ret = PTR_ERR(newxprt);
-                                }
+                                } else
+                                        ret = svc_xprt_local_port(newxprt);
                         }
                         goto out;
                 }
@@ -144,3 +144,30 @@ int svc_create_xprt(struct svc_serv *serv, char *xprt_name, unsigned short port,
         return ret;
 }
 EXPORT_SYMBOL_GPL(svc_create_xprt);
+
+/*
+ * Copy the local and remote xprt addresses to the rqstp structure
+ */
+void svc_xprt_copy_addrs(struct svc_rqst *rqstp, struct svc_xprt *xprt)
+{
+        struct sockaddr *sin;
+
+        memcpy(&rqstp->rq_addr, &xprt->xpt_remote, xprt->xpt_remotelen);
+        rqstp->rq_addrlen = xprt->xpt_remotelen;
+
+        /*
+         * Destination address in request is needed for binding the
+         * source address in RPC replies/callbacks later.
+         */
+        sin = (struct sockaddr *)&xprt->xpt_local;
+        switch (sin->sa_family) {
+        case AF_INET:
+                rqstp->rq_daddr.addr = ((struct sockaddr_in *)sin)->sin_addr;
+                break;
+        case AF_INET6:
+                rqstp->rq_daddr.addr6 = ((struct sockaddr_in6 *)sin)->sin6_addr;
+                break;
+        }
+}
+EXPORT_SYMBOL_GPL(svc_xprt_copy_addrs);
+