NFS,SUNRPC,NLM: fix unused variable warnings when CONFIG_SYSCTL is disabled

 Fix some dprintk's so that NLM, NFS client, and RPC client compile
 cleanly if CONFIG_SYSCTL is disabled.

 Test plan:
 Compile kernel with CONFIG_NFS enabled and CONFIG_SYSCTL disabled.

 Signed-off-by: Chuck Lever <cel@netapp.com>
 Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

2 files changed, 10 insertions, 12 deletions

diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
index 6537f2c4ae44..b497c71384e8 100644
--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@ -655,7 +655,6 @@ nfs_file_direct_read(struct kiocb *iocb, char __user *buf, size_t count, loff_t
 	struct file *file = iocb->ki_filp;
 	struct nfs_open_context *ctx =
 			(struct nfs_open_context *) file->private_data;
-	struct dentry *dentry = file->f_dentry;
 	struct address_space *mapping = file->f_mapping;
 	struct inode *inode = mapping->host;
 	struct iovec iov = {
@@ -664,7 +663,8 @@ nfs_file_direct_read(struct kiocb *iocb, char __user *buf, size_t count, loff_t
 	};
 
 	dprintk("nfs: direct read(%s/%s, %lu@%lu)\n",
-		dentry->d_parent->d_name.name, dentry->d_name.name,
+		file->f_dentry->d_parent->d_name.name,
+		file->f_dentry->d_name.name,
 		(unsigned long) count, (unsigned long) pos);
 
 	if (!is_sync_kiocb(iocb))
@@ -730,7 +730,6 @@ nfs_file_direct_write(struct kiocb *iocb, const char __user *buf, size_t count,
 	struct file *file = iocb->ki_filp;
 	struct nfs_open_context *ctx =
 			(struct nfs_open_context *) file->private_data;
-	struct dentry *dentry = file->f_dentry;
 	struct address_space *mapping = file->f_mapping;
 	struct inode *inode = mapping->host;
 	struct iovec iov = {
@@ -739,8 +738,9 @@ nfs_file_direct_write(struct kiocb *iocb, const char __user *buf, size_t count,
 	};
 
 	dfprintk(VFS, "nfs: direct write(%s/%s(%ld), %lu@%lu)\n",
-		dentry->d_parent->d_name.name, dentry->d_name.name,
-		inode->i_ino, (unsigned long) count, (unsigned long) pos);
+		file->f_dentry->d_parent->d_name.name,
+		file->f_dentry->d_name.name, inode->i_ino,
+		(unsigned long) count, (unsigned long) pos);
 
 	if (!is_sync_kiocb(iocb))
 		goto out;
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index 1bdbd4f9fdd2..8f71e766cc5d 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -734,14 +734,14 @@ int nfs_updatepage(struct file *file, struct page *page,
 		unsigned int offset, unsigned int count)
 {
 	struct nfs_open_context *ctx = (struct nfs_open_context *)file->private_data;
-	struct dentry	*dentry = file->f_dentry;
 	struct inode	*inode = page->mapping->host;
 	struct nfs_page	*req;
 	int		status = 0;
 
 	dprintk("NFS:      nfs_updatepage(%s/%s %d@%Ld)\n",
-		dentry->d_parent->d_name.name, dentry->d_name.name,
-		count, (long long)(page_offset(page) +offset));
+		file->f_dentry->d_parent->d_name.name,
+		file->f_dentry->d_name.name, count,
+		(long long)(page_offset(page) +offset));
 
 	if (IS_SYNC(inode)) {
 		status = nfs_writepage_sync(ctx, inode, page, offset, count, 0);
@@ -850,7 +850,6 @@ static void nfs_write_rpcsetup(struct nfs_page *req,
 		unsigned int count, unsigned int offset,
 		int how)
 {
-	struct rpc_task		*task = &data->task;
 	struct inode		*inode;
 
 	/* Set up the RPC argument and reply structs
@@ -881,7 +880,7 @@ static void nfs_write_rpcsetup(struct nfs_page *req,
 	data->task.tk_release = nfs_writedata_release;
 
 	dprintk("NFS: %4d initiated write call (req %s/%Ld, %u bytes @ offset %Lu)\n",
-		task->tk_pid,
+		data->task.tk_pid,
 		inode->i_sb->s_id,
 		(long long)NFS_FILEID(inode),
 		count,
@@ -1217,7 +1216,6 @@ static void nfs_commit_release(struct rpc_task *task)
 static void nfs_commit_rpcsetup(struct list_head *head,
 		struct nfs_write_data *data, int how)
 {
-	struct rpc_task		*task = &data->task;
 	struct nfs_page		*first;
 	struct inode		*inode;
 
@@ -1248,7 +1246,7 @@ static void nfs_commit_rpcsetup(struct list_head *head,
 	/* Release requests */
 	data->task.tk_release = nfs_commit_release;
 	
-	dprintk("NFS: %4d initiated commit call\n", task->tk_pid);
+	dprintk("NFS: %4d initiated commit call\n", data->task.tk_pid);
 }
 
 /*