iget: stop ISOFS from using read_inode()

Stop the ISOFS filesystem from using read_inode().  Make isofs_read_inode()
return an error code, and make isofs_iget() pass it on.

Signed-off-by: David Howells <[email protected]>
Cc: Jan Kara <[email protected]>
Acked-by: Christoph Hellwig <[email protected]>
Cc: "Dave Young" <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
4 files changed