SUNRPC: Fix the problem of EADDRNOTAVAIL syslog floods on reconnect

See http://bugzilla.kernel.org/show_bug.cgi?id=13034

If the port gets into a TIME_WAIT state, then we cannot reconnect without
binding to a new port.

Tested-by: Petr Vandrovec <petr@vandrovec.name>
Tested-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 2 insertions, 4 deletions

diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
index a0bfe53f1621..06ca058572f2 100644
--- a/net/sunrpc/xprt.c
+++ b/net/sunrpc/xprt.c
@@ -672,10 +672,8 @@ xprt_init_autodisconnect(unsigned long data)
         if (test_and_set_bit(XPRT_LOCKED, &xprt->state))
                 goto out_abort;
         spin_unlock(&xprt->transport_lock);
-        if (xprt_connecting(xprt))
-                xprt_release_write(xprt, NULL);
-        else
-                queue_work(rpciod_workqueue, &xprt->task_cleanup);
+        set_bit(XPRT_CONNECTION_CLOSE, &xprt->state);
+        queue_work(rpciod_workqueue, &xprt->task_cleanup);
         return;
 out_abort:
         spin_unlock(&xprt->transport_lock);