Btrfs: trivial sparse fixes

Fix a bunch of trivial sparse complaints.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Chris Mason <chris.mason@oracle.com>

1 files changed, 2 insertions, 4 deletions

diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 7ca89c45d401..239e7c908abf 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -3400,10 +3400,8 @@ int try_release_extent_buffer(struct extent_io_tree *tree, struct page *page)
         }
         /* at this point we can safely release the extent buffer */
         num_pages = num_extent_pages(eb->start, eb->len);
-        for (i = 0; i < num_pages; i++) {
-                struct page *page = extent_buffer_page(eb, i);
-                page_cache_release(page);
-        }
+        for (i = 0; i < num_pages; i++)
+                page_cache_release(extent_buffer_page(eb, i));
         rb_erase(&eb->rb_node, &tree->buffer);
         __free_extent_buffer(eb);
 out: