NFS,SUNRPC: Fix compiler warnings if CONFIG_PROC_FS & CONFIG_SYSCTL are unset

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
index 0f583cb..3c72b0c 100644
--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@ -112,10 +112,9 @@
  */
 ssize_t nfs_direct_IO(int rw, struct kiocb *iocb, const struct iovec *iov, loff_t pos, unsigned long nr_segs)
 {
-	struct dentry *dentry = iocb->ki_filp->f_dentry;
-
 	dprintk("NFS: nfs_direct_IO (%s) off/no(%Ld/%lu) EINVAL\n",
-			dentry->d_name.name, (long long) pos, nr_segs);
+			iocb->ki_filp->f_dentry->d_name.name,
+			(long long) pos, nr_segs);
 
 	return -EINVAL;
 }
@@ -468,7 +467,6 @@
 static void nfs_direct_commit_schedule(struct nfs_direct_req *dreq)
 {
 	struct nfs_write_data *data = dreq->commit_data;
-	struct rpc_task *task = &data->task;
 
 	data->inode = dreq->inode;
 	data->cred = dreq->ctx->cred;
@@ -489,7 +487,7 @@
 	/* Note: task.tk_ops->rpc_release will free dreq->commit_data */
 	dreq->commit_data = NULL;
 
-	dprintk("NFS: %5u initiated commit call\n", task->tk_pid);
+	dprintk("NFS: %5u initiated commit call\n", data->task.tk_pid);
 
 	lock_kernel();
 	rpc_execute(&data->task);
diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index f1df2c8..fade02c 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -534,10 +534,9 @@
  */
 static int nfs_flock(struct file *filp, int cmd, struct file_lock *fl)
 {
-	struct inode * inode = filp->f_mapping->host;
-
 	dprintk("NFS: nfs_flock(f=%s/%ld, t=%x, fl=%x)\n",
-			inode->i_sb->s_id, inode->i_ino,
+			filp->f_dentry->d_inode->i_sb->s_id,
+			filp->f_dentry->d_inode->i_ino,
 			fl->fl_type, fl->fl_flags);
 
 	/*
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h
index 7eebbab..e8bbe81 100644
--- a/include/linux/sunrpc/xprt.h
+++ b/include/linux/sunrpc/xprt.h
@@ -53,6 +53,7 @@
 
 struct rpc_task;
 struct rpc_xprt;
+struct seq_file;
 
 /*
  * This describes a complete RPC request