[patch]raid5: remove unused variables

[Shaohua Li <shli@xxxxxxxxxx>]

The two variables are useless.

Signed-off-by: Shaohua Li <shli@xxxxxxxxxxxx>
---
 drivers/md/raid5.c |    4 ----
 1 file changed, 4 deletions(-)

Index: linux/drivers/md/raid5.c
===================================================================
--- linux.orig/drivers/md/raid5.c	2012-04-17 11:56:16.606009690 +0800
+++ linux/drivers/md/raid5.c	2012-04-17 11:57:47.026009295 +0800
@@ -3953,12 +3953,10 @@ static void make_request(struct mddev *m
 	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
@@ -3973,7 +3971,6 @@ static void make_request(struct mddev *m
 			if (mddev->delta_disks < 0
 			    ? logical_sector < conf->reshape_progress
 			    : logical_sector >= conf->reshape_progress) {
-				disks = conf->previous_raid_disks;
 				previous = 1;
 			} else {
 				if (mddev->delta_disks < 0
@@ -3986,7 +3983,6 @@ static void make_request(struct mddev *m
 			}
 			spin_unlock_irq(&conf->device_lock);
 		}
-		data_disks = disks - conf->max_degraded;

 		new_sector = raid5_compute_sector(conf, logical_sector,
 						  previous,
--
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