[PATCH] Make address_space_operations->sync_page return void

The only user ignores the return value, and the only instanace
(block_sync_page) always returns 0...

Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index 165d674..fb49aef 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -1339,7 +1339,7 @@
 	return rc;
 }
 
-/* static int cifs_sync_page(struct page *page)
+/* static void cifs_sync_page(struct page *page)
 {
 	struct address_space *mapping;
 	struct inode *inode;
@@ -1353,16 +1353,18 @@
 		return 0;
 	inode = mapping->host;
 	if (!inode)
-		return 0; */
+		return; */
 
 /*	fill in rpages then 
 	result = cifs_pagein_inode(inode, index, rpages); */ /* BB finish */
 
 /*	cFYI(1, ("rpages is %d for sync page of Index %ld ", rpages, index));
 
+#if 0
 	if (rc < 0)
 		return rc;
 	return 0;
+#endif
 } */
 
 /*