Btrfs: cleanup the same name in end_bio_extent_readpage
We've defined a 'offset' out of bio_for_each_segment_all.
This is just a clean rename, no function changes.
Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Signed-off-by: Chris Mason <clm@fb.com>
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 816e80e..d70feb5 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -2543,12 +2543,12 @@
if (likely(uptodate)) {
loff_t i_size = i_size_read(inode);
pgoff_t end_index = i_size >> PAGE_CACHE_SHIFT;
- unsigned offset;
+ unsigned off;
/* Zero out the end if this page straddles i_size */
- offset = i_size & (PAGE_CACHE_SIZE-1);
- if (page->index == end_index && offset)
- zero_user_segment(page, offset, PAGE_CACHE_SIZE);
+ off = i_size & (PAGE_CACHE_SIZE-1);
+ if (page->index == end_index && off)
+ zero_user_segment(page, off, PAGE_CACHE_SIZE);
SetPageUptodate(page);
} else {
ClearPageUptodate(page);