raid5: remove unused variables

The two variables are useless.

Signed-off-by: Shaohua Li <shli@fusionio.com>
Signed-off-by: NeilBrown <neilb@suse.de>

diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 0172bdd..962c8f4 100644 (file)
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -3985,12 +3985,10 @@ static void make_request(struct mddev *mddev, struct bio * bi)
        plugged = mddev_check_plugged(mddev);
        for (;logical_sector < last_sector; logical_sector += STRIPE_SECTORS) {
                DEFINE_WAIT(w);
-               int disks, data_disks;
                int previous;
 
        retry:
                previous = 0;
-               disks = conf->raid_disks;
                prepare_to_wait(&conf->wait_for_overlap, &w, TASK_UNINTERRUPTIBLE);
                if (unlikely(conf->reshape_progress != MaxSector)) {
                        /* spinlock is needed as reshape_progress may be
@@ -4005,7 +4003,6 @@ static void make_request(struct mddev *mddev, struct bio * bi)
                        if (mddev->reshape_backwards
                            ? logical_sector < conf->reshape_progress
                            : logical_sector >= conf->reshape_progress) {
-                               disks = conf->previous_raid_disks;
                                previous = 1;
                        } else {
                                if (mddev->reshape_backwards
@@ -4018,7 +4015,6 @@ static void make_request(struct mddev *mddev, struct bio * bi)
                        }
                        spin_unlock_irq(&conf->device_lock);
                }
-               data_disks = disks - conf->max_degraded;
 
                new_sector = raid5_compute_sector(conf, logical_sector,
                                                  previous,