From: Qu Wenruo wqu@suse.com
commit cd9255be6980012ad54f2d4fd3941bc2586e43e5 upstream.
Variable @nr_pages only gets increased but never used. Remove it.
Signed-off-by: Qu Wenruo wqu@suse.com Signed-off-by: David Sterba dsterba@suse.com Cc: Nathan Chancellor nathan@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- fs/btrfs/compression.c | 2 -- 1 file changed, 2 deletions(-)
--- a/fs/btrfs/compression.c +++ b/fs/btrfs/compression.c @@ -550,7 +550,6 @@ static noinline int add_ra_bio_pages(str u64 isize = i_size_read(inode); int ret; struct page *page; - unsigned long nr_pages = 0; struct extent_map *em; struct address_space *mapping = inode->i_mapping; struct extent_map_tree *em_tree; @@ -646,7 +645,6 @@ static noinline int add_ra_bio_pages(str PAGE_SIZE, 0);
if (ret == PAGE_SIZE) { - nr_pages++; put_page(page); } else { unlock_extent(tree, last_offset, end);