[PATCH] afs: use generic_ro_fops

afs actually had a write method that returned different errors depending on
whether some flag was set - better return the standard EINVAL errno.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

fs/afs/internal.h

@@ -71,7 +71,6 @@ extern struct file_operations afs_dir_file_operations;
  */
 extern struct address_space_operations afs_fs_aops;
 extern struct inode_operations afs_file_inode_operations;
-extern struct file_operations afs_file_file_operations;
 
 #ifdef AFS_CACHING_SUPPORT
 extern int afs_cache_get_page_cookie(struct page *page,