[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/file.c

@@ -31,24 +31,10 @@ static int afs_file_readpage(struct file *file, struct page *page);
 static int afs_file_invalidatepage(struct page *page, unsigned long offset);
 static int afs_file_releasepage(struct page *page, gfp_t gfp_flags);
 
-static ssize_t afs_file_write(struct file *file, const char __user *buf,
-			      size_t size, loff_t *off);
-
 struct inode_operations afs_file_inode_operations = {
 	.getattr	= afs_inode_getattr,
 };
 
-struct file_operations afs_file_file_operations = {
-	.read		= generic_file_read,
-	.write		= afs_file_write,
-	.mmap		= generic_file_mmap,
-#if 0
-	.open		= afs_file_open,
-	.release	= afs_file_release,
-	.fsync		= afs_file_fsync,
-#endif
-};
-
 struct address_space_operations afs_fs_aops = {
 	.readpage	= afs_file_readpage,
 	.sync_page	= block_sync_page,
@@ -57,22 +43,6 @@ struct address_space_operations afs_fs_aops = {
 	.invalidatepage	= afs_file_invalidatepage,
 };
 
-/*****************************************************************************/
-/*
- * AFS file write
- */
-static ssize_t afs_file_write(struct file *file, const char __user *buf,
-			      size_t size, loff_t *off)
-{
-	struct afs_vnode *vnode;
-
-	vnode = AFS_FS_I(file->f_dentry->d_inode);
-	if (vnode->flags & AFS_VNODE_DELETED)
-		return -ESTALE;
-
-	return -EIO;
-} /* end afs_file_write() */
-
 /*****************************************************************************/
 /*
  * deal with notification that a page was read from the cache