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btrfs: raid56: Remove unused variable in lock_stripe_add

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Variable 'walk' in lock_stripe_add() is not used.  Remove it.

Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Qu Wenruo 2017-01-16 10:23:06 +08:00 committed by David Sterba
parent fc4badd9fe
commit a7ceffbbbd
1 changed files with 0 additions and 2 deletions
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fs/btrfs/raid56.c
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@ -677,11 +677,9 @@ static noinline int lock_stripe_add(struct btrfs_raid_bio *rbio)
struct btrfs_raid_bio *freeit = NULL;
struct btrfs_raid_bio *cache_drop = NULL;
int ret = 0;
int walk = 0;
spin_lock_irqsave(&h->lock, flags);
list_for_each_entry(cur, &h->hash_list, hash_list) {
walk++;
if (cur->bbio->raid_map[0] == rbio->bbio->raid_map[0]) {
spin_lock(&cur->bio_list_lock);