SUNRPC: Use "sockaddr_storage" for storing RPC client's remote peer address

[GitHub/moto-9609/android_kernel_motorola_exynos9610.git] / net / sunrpc / xprt.c

diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
index 4dd5b3cfe7547071b945e47d9ba6ab6e5ef89647..4987517cc74bb9a10668bc92442c0e88d969d969 100644 (file)
--- a/net/sunrpc/xprt.c
+++ b/net/sunrpc/xprt.c
@@ -41,7 +41,7 @@
 #include <linux/types.h>
 #include <linux/interrupt.h>
 #include <linux/workqueue.h>
-#include <linux/random.h>
+#include <linux/net.h>
 
 #include <linux/sunrpc/clnt.h>
 #include <linux/sunrpc/metrics.h>
@@ -534,7 +534,7 @@ void xprt_connect(struct rpc_task *task)
        dprintk("RPC: %4d xprt_connect xprt %p %s connected\n", task->tk_pid,
                        xprt, (xprt_connected(xprt) ? "is" : "is not"));
 
-       if (!xprt->addr.sin_port) {
+       if (!xprt_bound(xprt)) {
                task->tk_status = -EIO;
                return;
        }
@@ -707,12 +707,9 @@ out_unlock:
        return err;
 }
 
-void
-xprt_abort_transmit(struct rpc_task *task)
+void xprt_end_transmit(struct rpc_task *task)
 {
-       struct rpc_xprt *xprt = task->tk_xprt;
-
-       xprt_release_write(xprt, task);
+       xprt_release_write(task->tk_xprt, task);
 }
 
 /**
@@ -761,8 +758,6 @@ void xprt_transmit(struct rpc_task *task)
                        task->tk_status = -ENOTCONN;
                else if (!req->rq_received)
                        rpc_sleep_on(&xprt->pending, task, NULL, xprt_timer);
-
-               xprt->ops->release_xprt(xprt, task);
                spin_unlock_bh(&xprt->transport_lock);
                return;
        }
@@ -772,18 +767,8 @@ void xprt_transmit(struct rpc_task *task)
         *       schedq, and being picked up by a parallel run of rpciod().
         */
        task->tk_status = status;
-
-       switch (status) {
-       case -ECONNREFUSED:
+       if (status == -ECONNREFUSED)
                rpc_sleep_on(&xprt->sending, task, NULL, NULL);
-       case -EAGAIN:
-       case -ENOTCONN:
-               return;
-       default:
-               break;
-       }
-       xprt_release_write(xprt, task);
-       return;
 }
 
 static inline void do_xprt_reserve(struct rpc_task *task)
@@ -830,7 +815,7 @@ static inline u32 xprt_alloc_xid(struct rpc_xprt *xprt)
 
 static inline void xprt_init_xid(struct rpc_xprt *xprt)
 {
-       get_random_bytes(&xprt->xid, sizeof(xprt->xid));
+       xprt->xid = net_random();
 }
 
 static void xprt_request_init(struct rpc_task *task, struct rpc_xprt *xprt)
@@ -908,11 +893,11 @@ static struct rpc_xprt *xprt_setup(int proto, struct sockaddr_in *ap, struct rpc
        struct rpc_xprt *xprt;
        struct rpc_rqst *req;
 
-       if ((xprt = kmalloc(sizeof(struct rpc_xprt), GFP_KERNEL)) == NULL)
+       if ((xprt = kzalloc(sizeof(struct rpc_xprt), GFP_KERNEL)) == NULL)
                return ERR_PTR(-ENOMEM);
-       memset(xprt, 0, sizeof(*xprt)); /* Nnnngh! */
 
-       xprt->addr = *ap;
+       memcpy(&xprt->addr, ap, sizeof(*ap));
+       xprt->addrlen = sizeof(*ap);
 
        switch (proto) {
        case IPPROTO_UDP:
@@ -944,6 +929,7 @@ static struct rpc_xprt *xprt_setup(int proto, struct sockaddr_in *ap, struct rpc
        xprt->last_used = jiffies;
        xprt->cwnd = RPC_INITCWND;
 
+       rpc_init_wait_queue(&xprt->binding, "xprt_binding");
        rpc_init_wait_queue(&xprt->pending, "xprt_pending");
        rpc_init_wait_queue(&xprt->sending, "xprt_sending");
        rpc_init_wait_queue(&xprt->resend, "xprt_resend");