SUNRPC: Clear the request rq_bytes_sent field in xprt_release_write

Otherwise the tests of req->rq_bytes_sent in xprt_prepare_transmit
will fail if we're dealing with a resend.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
index e9ee7bf3a638..8cc5c8bcad7f 100644
--- a/net/sunrpc/xprt.c
+++ b/net/sunrpc/xprt.c
@@ -358,6 +358,11 @@ out_unlock:
 void xprt_release_xprt(struct rpc_xprt *xprt, struct rpc_task *task)
 {
         if (xprt->snd_task == task) {
+                if (task != NULL) {
+                        struct rpc_rqst *req = task->tk_rqstp;
+                        if (req != NULL)
+                                req->rq_bytes_sent = 0;
+                }
                 xprt_clear_locked(xprt);
                 __xprt_lock_write_next(xprt);
         }
@@ -375,6 +380,11 @@ EXPORT_SYMBOL_GPL(xprt_release_xprt);
 void xprt_release_xprt_cong(struct rpc_xprt *xprt, struct rpc_task *task)
 {
         if (xprt->snd_task == task) {
+                if (task != NULL) {
+                        struct rpc_rqst *req = task->tk_rqstp;
+                        if (req != NULL)
+                                req->rq_bytes_sent = 0;
+                }
                 xprt_clear_locked(xprt);
                 __xprt_lock_write_next_cong(xprt);
         }