From: Qu Wenruo <quwenruo@cn.fujitsu.com>
Date: Mon, 16 Jan 2017 02:23:06 +0000 (+0800)
Subject: btrfs: raid56: Remove unused variable in lock_stripe_add
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=a7ceffbbbd0886f955f10a2ab1ad38ae42df359c;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

btrfs: raid56: Remove unused variable in lock_stripe_add

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>
---

diff --git a/fs/btrfs/raid56.c b/fs/btrfs/raid56.c
index d2a9a1ee5361..1571bf26dc07 100644
--- a/fs/btrfs/raid56.c
+++ b/fs/btrfs/raid56.c
@@ -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);