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 <dhowells@redhat.com>
Cc: Jan Kara <jack@ucw.cz>
Acked-by: Christoph Hellwig <hch@lst.de>
Cc: "Dave Young" <hidave.darkstar@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 3 insertions, 1 deletions

diff --git a/fs/isofs/rock.c b/fs/isofs/rock.c
index f3a1db3098de..6bd48f0a7047 100644
--- a/fs/isofs/rock.c
+++ b/fs/isofs/rock.c
@@ -474,8 +474,10 @@ repeat:
                             isofs_iget(inode->i_sb,
                                        ISOFS_I(inode)->i_first_extent,
                                        0);
-                        if (!reloc)
+                        if (IS_ERR(reloc)) {
+                                ret = PTR_ERR(reloc);
                                 goto out;
+                        }
                         inode->i_mode = reloc->i_mode;
                         inode->i_nlink = reloc->i_nlink;
                         inode->i_uid = reloc->i_uid;