[PATCH 4/7] ocfs2: Promote to unsigned long long before shifting

On 32-bit systems, this shift will overflow for files larger than 4GB.

Cc: stable@vger.kernel.org Fixes: 35edec1d52c0 ("ocfs2: update truncate handling of partial clusters") Signed-off-by: Matthew Wilcox (Oracle) willy@infradead.org --- fs/ocfs2/alloc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c index 4c1b90442d6f..26eff79ecb50 100644 --- a/fs/ocfs2/alloc.c +++ b/fs/ocfs2/alloc.c @@ -6867,7 +6867,7 @@ static void ocfs2_zero_cluster_pages(struct inode *inode, loff_t start, ocfs2_map_and_dirty_page(inode, handle, from, to, page, 1, &phys);

- start = (page->index + 1) << PAGE_SHIFT; + start = (page->index + 1ULL) << PAGE_SHIFT; } out: if (pages)