VFS: normal filesystems (and lustre): d_inode() annotations

that's the bulk of filesystem drivers dealing with inodes of their own

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/ext2/namei.c b/fs/ext2/namei.c
index 148f6e3..eee075d 100644
--- a/fs/ext2/namei.c
+++ b/fs/ext2/namei.c
@@ -79,10 +79,10 @@
 struct dentry *ext2_get_parent(struct dentry *child)
 {
 	struct qstr dotdot = QSTR_INIT("..", 2);
-	unsigned long ino = ext2_inode_by_name(child->d_inode, &dotdot);
+	unsigned long ino = ext2_inode_by_name(d_inode(child), &dotdot);
 	if (!ino)
 		return ERR_PTR(-ENOENT);
-	return d_obtain_alias(ext2_iget(child->d_inode->i_sb, ino));
+	return d_obtain_alias(ext2_iget(d_inode(child)->i_sb, ino));
 } 
 
 /*
@@ -214,7 +214,7 @@
 static int ext2_link (struct dentry * old_dentry, struct inode * dir,
 	struct dentry *dentry)
 {
-	struct inode *inode = old_dentry->d_inode;
+	struct inode *inode = d_inode(old_dentry);
 	int err;
 
 	dquot_initialize(dir);
@@ -281,7 +281,7 @@
 
 static int ext2_unlink(struct inode * dir, struct dentry *dentry)
 {
-	struct inode * inode = dentry->d_inode;
+	struct inode * inode = d_inode(dentry);
 	struct ext2_dir_entry_2 * de;
 	struct page * page;
 	int err = -ENOENT;
@@ -305,7 +305,7 @@
 
 static int ext2_rmdir (struct inode * dir, struct dentry *dentry)
 {
-	struct inode * inode = dentry->d_inode;
+	struct inode * inode = d_inode(dentry);
 	int err = -ENOTEMPTY;
 
 	if (ext2_empty_dir(inode)) {
@@ -322,8 +322,8 @@
 static int ext2_rename (struct inode * old_dir, struct dentry * old_dentry,
 	struct inode * new_dir,	struct dentry * new_dentry )
 {
-	struct inode * old_inode = old_dentry->d_inode;
-	struct inode * new_inode = new_dentry->d_inode;
+	struct inode * old_inode = d_inode(old_dentry);
+	struct inode * new_inode = d_inode(new_dentry);
 	struct page * dir_page = NULL;
 	struct ext2_dir_entry_2 * dir_de = NULL;
 	struct page * old_page;