SUNRPC: Ensure we exit early in case of an encode error
All errors from call_encode(), with exception of EAGAIN are fatal, so we
should immediately return instead of proceeding to xprt_transmit().
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 8945307..9503b4c 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -890,7 +890,6 @@
task->tk_msg.rpc_argp);
if (task->tk_status == -ENOMEM) {
/* XXX: Is this sane? */
- rpc_delay(task, 3*HZ);
task->tk_status = -EAGAIN;
}
}
@@ -1048,8 +1047,14 @@
BUG_ON(task->tk_rqstp->rq_bytes_sent != 0);
call_encode(task);
/* Did the encode result in an error condition? */
- if (task->tk_status != 0)
+ if (task->tk_status != 0) {
+ /* Was the error nonfatal? */
+ if (task->tk_status == -EAGAIN)
+ rpc_delay(task, HZ >> 4);
+ else
+ rpc_exit(task, task->tk_status);
return;
+ }
}
xprt_transmit(task);
if (task->tk_status < 0)