linux-kernel - [PATCH 3.5 87/90] SUNRPC: don't map EKEYEXPIRED to EACCES in call

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Message-Id: <1386264972-5399-88-git-send-email-luis.henriques@canonical.com>
Date:	Thu,  5 Dec 2013 17:36:09 +0000
From:	Luis Henriques <luis.henriques@...onical.com>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org,
	kernel-team@...ts.ubuntu.com
Cc:	Andy Adamson <andros@...app.com>,
	Trond Myklebust <Trond.Myklebust@...app.com>,
	Luis Henriques <luis.henriques@...onical.com>
Subject: [PATCH 3.5 87/90] SUNRPC: don't map EKEYEXPIRED to EACCES in call_refreshresult

3.5.7.27 -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: Luis Henriques <luis.henriques@...onical.com>
---
 net/sunrpc/clnt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 3321e09..46b5fb6 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -1339,9 +1339,9 @@ 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--;
-- 
1.8.3.2

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