fs/adfs: mostly divorse inode number from indirect disc address

Avoid using the inode number as the indirect disc address, even though
these currently have the same value.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

fs/adfs/adfs.h

@@ -32,6 +32,7 @@ static inline u16 adfs_filetype(u32 loadaddr)
 struct adfs_inode_info {
 	loff_t		mmu_private;
 	__u32		parent_id;	/* parent indirect disc address	*/
+	__u32		indaddr;	/* object indirect disc address	*/
 	__u32		loadaddr;	/* RISC OS load address		*/
 	__u32		execaddr;	/* RISC OS exec address		*/
 	unsigned int	attr;		/* RISC OS permissions		*/