nfs41: Backchannel: update cb_sequence args and results

Change the type of cs_addr and csr_status to 'struct sockaddr' and
'__be32' since the cb_sequence processing function will use existing
functionality that expects these types.

Signed-off-by: Ricardo Labiaga <Ricardo.Labiaga@netapp.com>
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
diff --git a/fs/nfs/callback.h b/fs/nfs/callback.h
index 576f51f4..07baa82 100644
--- a/fs/nfs/callback.h
+++ b/fs/nfs/callback.h
@@ -84,7 +84,7 @@
 };
 
 struct cb_sequenceargs {
-	struct sockaddr_in		*csa_addr;
+	struct sockaddr			*csa_addr;
 	struct nfs4_sessionid		csa_sessionid;
 	uint32_t			csa_sequenceid;
 	uint32_t			csa_slotid;
@@ -95,7 +95,7 @@
 };
 
 struct cb_sequenceres {
-	uint32_t			csr_status;
+	__be32				csr_status;
 	struct nfs4_sessionid		csr_sessionid;
 	uint32_t			csr_sequenceid;
 	uint32_t			csr_slotid;