linux-kernel - [PATCH] md/raid5: remove unused working

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Date:   Sun, 26 Mar 2023 08:56:37 -0400
From:   Tom Rix <trix@...hat.com>
To:     song@...nel.org, nathan@...nel.org, ndesaulniers@...gle.com
Cc:     linux-raid@...r.kernel.org, linux-kernel@...r.kernel.org,
        llvm@...ts.linux.dev, Tom Rix <trix@...hat.com>
Subject: [PATCH] md/raid5: remove unused working_disks variable

clang with W=1 reports
drivers/md/raid5.c:7719:6: error: variable 'working_disks'
  set but not used [-Werror,-Wunused-but-set-variable]
        int working_disks = 0;
            ^
This variable is not used so remove it.

Signed-off-by: Tom Rix <trix@...hat.com>
---
 drivers/md/raid5.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 7b820b81d8c2..2b1e78c46817 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -7716,7 +7716,6 @@ static void raid5_set_io_opt(struct r5conf *conf)
 static int raid5_run(struct mddev *mddev)
 {
 	struct r5conf *conf;
-	int working_disks = 0;
 	int dirty_parity_disks = 0;
 	struct md_rdev *rdev;
 	struct md_rdev *journal_dev = NULL;
@@ -7913,7 +7912,6 @@ static int raid5_run(struct mddev *mddev)
 			goto abort;
 		}
 		if (test_bit(In_sync, &rdev->flags)) {
-			working_disks++;
 			continue;
 		}
 		/* This disc is not fully in-sync.  However if it
-- 
2.27.0