linux-kernel - [019/101] fs/9p: Fid is not valid after a failed clunk.

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Message-Id: <20111102222741.397547422@clark.kroah.org>
Date:	Wed, 02 Nov 2011 15:26:03 -0700
From:	Greg KH <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:	torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
	alan@...rguk.ukuu.org.uk,
	"Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>,
	Eric Van Hensbergen <ericvh@...il.com>
Subject: [019/101] fs/9p: Fid is not valid after a failed clunk.

2.6.33-longterm review patch.  If anyone has any objections, please let us know.

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

From: "Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>

commit 5034990e28efb2d232ee82443a9edd62defd17ba upstream.

free the fid even in case of failed clunk.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@...ux.vnet.ibm.com>
Signed-off-by: Eric Van Hensbergen <ericvh@...il.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>

---
 net/9p/client.c |    6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

--- a/net/9p/client.c
+++ b/net/9p/client.c
@@ -1038,9 +1038,11 @@ int p9_client_clunk(struct p9_fid *fid)
 	P9_DPRINTK(P9_DEBUG_9P, "<<< RCLUNK fid %d\n", fid->fid);
 
 	p9_free_req(clnt, req);
-	p9_fid_destroy(fid);
-
 error:
+	/*
+	 * Fid is not valid even after a failed clunk
+	 */
+	p9_fid_destroy(fid);
 	return err;
 }
 EXPORT_SYMBOL(p9_client_clunk);


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