SUNRPC: Fix rpc_task_force_reencode

[Trond Myklebust]

This patch fixes the bug that was reported in
  http://bugzilla.kernel.org/show_bug.cgi?id=14053

If we're in the case where we need to force a reencode and then resend of
the RPC request, due to xprt_transmit failing with a networking error, then
we _must_ retransmit the entire request.

Signed-off-by: Trond Myklebust <Trond.Myklebust@xxxxxxxxxx>
---
Please apply to mainline and stable

 net/sunrpc/clnt.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)


diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index c1e467e..fac0ca9 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -955,6 +955,7 @@ static inline void
 rpc_task_force_reencode(struct rpc_task *task)
 {
 	task->tk_rqstp->rq_snd_buf.len = 0;
+	task->tk_rqstp->rq_bytes_sent = 0;
 }
 
 static inline void

-- 
Trond Myklebust
Linux NFS client maintainer

NetApp
Trond.Myklebust@xxxxxxxxxx
www.netapp.com
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