--- zzzz-none-000/linux-2.6.32.61/mm/filemap.c	2013-06-10 09:43:48.000000000 +0000
+++ virian-300e-630/linux-2.6.32.61/mm/filemap.c	2013-02-12 10:41:53.000000000 +0000
@@ -2226,7 +2226,7 @@
 
 	do {
 		struct page *page;
-		pgoff_t index;		/* Pagecache index for current page */
+		pgoff_t index __maybe_unused__;		/* Pagecache index for current page */
 		unsigned long offset;	/* Offset into pagecache page */
 		unsigned long bytes;	/* Bytes to write to page */
 		size_t copied;		/* Bytes copied from user */