linux-kernel - [PATCH] btrfs: remove unused variable pages

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <20230530142154.3341677-1-trix@redhat.com>
Date:   Tue, 30 May 2023 10:21:54 -0400
From:   Tom Rix <trix@...hat.com>
To:     clm@...com, josef@...icpanda.com, dsterba@...e.com,
        nathan@...nel.org, ndesaulniers@...gle.com
Cc:     linux-btrfs@...r.kernel.org, linux-kernel@...r.kernel.org,
        llvm@...ts.linux.dev, Tom Rix <trix@...hat.com>
Subject: [PATCH] btrfs: remove unused variable pages_processed

clang with W=1 reports
fs/btrfs/extent_io.c:230:16: error: variable
  'pages_processed' set but not used [-Werror,-Wunused-but-set-variable]
        unsigned long pages_processed = 0;
                      ^
This variable is not used so remove it.

Signed-off-by: Tom Rix <trix@...hat.com>
---
 fs/btrfs/extent_io.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 89e093ae1c33..6919409c1183 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -227,7 +227,6 @@ static void __process_pages_contig(struct address_space *mapping,
 	pgoff_t start_index = start >> PAGE_SHIFT;
 	pgoff_t end_index = end >> PAGE_SHIFT;
 	pgoff_t index = start_index;
-	unsigned long pages_processed = 0;
 	struct folio_batch fbatch;
 	int i;
 
@@ -242,7 +241,6 @@ static void __process_pages_contig(struct address_space *mapping,
 
 			process_one_page(fs_info, &folio->page, locked_page,
 					 page_ops, start, end);
-			pages_processed += folio_nr_pages(folio);
 		}
 		folio_batch_release(&fbatch);
 		cond_resched();
-- 
2.27.0