We need to replace the __be32 with a void pointer to do proper arithmentics
on the virtual addresses so that we can get the right page pointers.
Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
fs/nfs/blocklayout/extent_tree.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/fs/nfs/blocklayout/extent_tree.c b/fs/nfs/blocklayout/extent_tree.c
index 7536036..a11b759 100644
--- a/fs/nfs/blocklayout/extent_tree.c
+++ b/fs/nfs/blocklayout/extent_tree.c
@@ -558,14 +558,11 @@ retry:
arg->layoutupdate_len = ext_tree_layoutupdate_size(count);
if (unlikely(arg->layoutupdate_pages != &arg->layoutupdate_page)) {
- __be32 *p = start_p;
+ void *p = start_p, *end = p + arg->layoutupdate_len;
int i = 0;
- for (p = start_p;
- p < start_p + arg->layoutupdate_len;
- p += PAGE_SIZE) {
+ for ( ; p < end; p += PAGE_SIZE)
arg->layoutupdate_pages[i++] = vmalloc_to_page(p);
- }
}
dprintk("%s found %zu ranges\n", __func__, count);
--
1.9.1
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