[PATCH 12/33] NFSv4: Ensure we don't corrupt fl->fl_flags in nfs4_proc_unlck

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Signed-off-by: Trond Myklebust <Trond.Myklebust@xxxxxxxxxx>
---

 fs/nfs/nfs4proc.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 9f2759d..a106932 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -3263,6 +3263,7 @@ static int nfs4_proc_unlck(struct nfs4_state *state, int cmd, struct file_lock *
 	struct nfs4_lock_state *lsp;
 	struct rpc_task *task;
 	int status = 0;
+	unsigned char fl_flags = request->fl_flags;
 
 	status = nfs4_set_lock_state(state, request);
 	/* Unlock _before_ we do the RPC call */
@@ -3286,6 +3287,7 @@ static int nfs4_proc_unlck(struct nfs4_state *state, int cmd, struct file_lock *
 	status = nfs4_wait_for_completion_rpc_task(task);
 	rpc_put_task(task);
 out:
+	request->fl_flags = fl_flags;
 	return status;
 }
 

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