From 1833633803c7ef4d8f09877d3f1549cbd252f477 Mon Sep 17 00:00:00 2001 From: Nick Piggin Date: Fri, 20 Jul 2007 00:31:45 -0700 Subject: fix some conversion overflows Fix page index to offset conversion overflows in buffer layer, ecryptfs, and ocfs2. It would be nice to convert the whole tree to page_offset, but for now just fix the bugs. Signed-off-by: Nick Piggin Cc: Michael Halcrow Cc: Mark Fasheh Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- fs/ocfs2/mmap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'fs/ocfs2') diff --git a/fs/ocfs2/mmap.c b/fs/ocfs2/mmap.c index ee64749e2eeb..98756156d298 100644 --- a/fs/ocfs2/mmap.c +++ b/fs/ocfs2/mmap.c @@ -89,7 +89,7 @@ static int __ocfs2_page_mkwrite(struct inode *inode, struct buffer_head *di_bh, { int ret; struct address_space *mapping = inode->i_mapping; - loff_t pos = page->index << PAGE_CACHE_SHIFT; + loff_t pos = page_offset(page); unsigned int len = PAGE_CACHE_SIZE; pgoff_t last_index; struct page *locked_page = NULL; -- cgit v1.2.2