reiserfs: rename [cn]_* variables

This patch renames n_, c_, etc variables to something more sane.  This
is the sixth in a series of patches to rip out some of the awful
variable naming in reiserfs.

Signed-off-by: Jeff Mahoney <jeffm@suse.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/fs/reiserfs/file.c b/fs/reiserfs/file.c
index cde1642..9f43666 100644
--- a/fs/reiserfs/file.c
+++ b/fs/reiserfs/file.c
@@ -138,11 +138,11 @@
 			      struct dentry *dentry, int datasync)
 {
 	struct inode *inode = dentry->d_inode;
-	int n_err;
+	int err;
 	int barrier_done;
 
 	BUG_ON(!S_ISREG(inode->i_mode));
-	n_err = sync_mapping_buffers(inode->i_mapping);
+	err = sync_mapping_buffers(inode->i_mapping);
 	reiserfs_write_lock(inode->i_sb);
 	barrier_done = reiserfs_commit_for_inode(inode);
 	reiserfs_write_unlock(inode->i_sb);
@@ -150,7 +150,7 @@
 		blkdev_issue_flush(inode->i_sb->s_bdev, NULL);
 	if (barrier_done < 0)
 		return barrier_done;
-	return (n_err < 0) ? -EIO : 0;
+	return (err < 0) ? -EIO : 0;
 }
 
 /* taken fs/buffer.c:__block_commit_write */