[PATCH] r/o bind mount prepwork: inc_nlink() helper

This is mostly included for parity with dec_nlink(), where we will have some
more hooks.  This one should stay pretty darn straightforward for now.

Signed-off-by: Dave Hansen <haveblue@us.ibm.com>
Acked-by: Christoph Hellwig <hch@lst.de>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/hpfs/namei.c b/fs/hpfs/namei.c
index 4078b0b..25dd6f8 100644
--- a/fs/hpfs/namei.c
+++ b/fs/hpfs/namei.c
@@ -89,7 +89,7 @@
 	brelse(bh);
 	hpfs_mark_4buffers_dirty(&qbh0);
 	hpfs_brelse4(&qbh0);
-	dir->i_nlink++;
+	inc_nlink(dir);
 	insert_inode_hash(result);
 
 	if (result->i_uid != current->fsuid ||
@@ -635,7 +635,7 @@
 	end:
 	hpfs_i(i)->i_parent_dir = new_dir->i_ino;
 	if (S_ISDIR(i->i_mode)) {
-		new_dir->i_nlink++;
+		inc_nlink(new_dir);
 		drop_nlink(old_dir);
 	}
 	if ((fnode = hpfs_map_fnode(i->i_sb, i->i_ino, &bh))) {