linux-kernel - [PATCH 3.11 17/36] SUNRPC: dont map EKEYEXPIRED to EACCES in call

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Date:	Tue, 26 Nov 2013 10:12:27 -0800
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	linux-kernel@...r.kernel.org
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	stable@...r.kernel.org, Andy Adamson <andros@...app.com>,
	Trond Myklebust <Trond.Myklebust@...app.com>
Subject: [PATCH 3.11 17/36] SUNRPC: dont map EKEYEXPIRED to EACCES in call_refreshresult

3.11-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Andy Adamson <andros@...app.com>

commit f1ff0c27fd9987c59d707cd1a6b6c1fc3ae0a250 upstream.

The NFS layer needs to know when a key has expired.
This change also returns -EKEYEXPIRED to the application, and the informative
"Key has expired" error message is displayed. The user then knows that
credential renewal is required.

Signed-off-by: Andy Adamson <andros@...app.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@...app.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 net/sunrpc/clnt.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -1423,9 +1423,9 @@ call_refreshresult(struct rpc_task *task
 		return;
 	case -ETIMEDOUT:
 		rpc_delay(task, 3*HZ);
-	case -EKEYEXPIRED:
 	case -EAGAIN:
 		status = -EACCES;
+	case -EKEYEXPIRED:
 		if (!task->tk_cred_retry)
 			break;
 		task->tk_cred_retry--;


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