linux-kernel - [PATCH 3.2 57/92] NFSd: call rpc_destroy_wait_queue() from free

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Date:	Sat, 07 Jun 2014 02:26:29 +0100
From:	Ben Hutchings <ben@...adent.org.uk>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org
CC:	akpm@...ux-foundation.org,
	"Trond Myklebust" <trond.myklebust@...marydata.com>,
	"J. Bruce Fields" <bfields@...hat.com>
Subject: [PATCH 3.2 57/92] NFSd: call rpc_destroy_wait_queue() from
 free_client()

3.2.60-rc1 review patch.  If anyone has any objections, please let me know.

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

From: Trond Myklebust <trond.myklebust@...marydata.com>

commit 4cb57e3032d4e4bf5e97780e9907da7282b02b0c upstream.

Mainly to ensure that we don't leave any hanging timers.

Signed-off-by: Trond Myklebust <trond.myklebust@...marydata.com>
Signed-off-by: J. Bruce Fields <bfields@...hat.com>
[bwh: Backported to 3.2: adjust context]
Signed-off-by: Ben Hutchings <ben@...adent.org.uk>
---
 fs/nfsd/nfs4state.c | 1 +
 1 file changed, 1 insertion(+)

--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -1011,6 +1011,7 @@ free_client(struct nfs4_client *clp)
 		list_del(&ses->se_perclnt);
 		nfsd4_put_session(ses);
 	}
+	rpc_destroy_wait_queue(&clp->cl_cb_waitq);
 	if (clp->cl_cred.cr_group_info)
 		put_group_info(clp->cl_cred.cr_group_info);
 	kfree(clp->cl_principal);

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