[PATCH 2/4] btrfs: let variable required be declared inside the loop

[Anand Jain <anand.jain@oracle.com>]

A preparation patch to create the actual device open in a new function.

Signed-off-by: Anand Jain <anand.jain@oracle.com>
---
 fs/btrfs/volumes.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index ab2f349ee293..ea6e542cb09d 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -970,19 +970,20 @@ int btrfs_close_devices(struct btrfs_fs_devices *fs_devices)
 static int __btrfs_open_devices(struct btrfs_fs_devices *fs_devices,
 				fmode_t flags, void *holder)
 {
-	struct request_queue *q;
-	struct block_device *bdev;
 	struct list_head *head = &fs_devices->devices;
 	struct btrfs_device *device;
 	struct btrfs_device *latest_dev = NULL;
-	struct buffer_head *bh;
-	struct btrfs_super_block *disk_super;
-	u64 devid;
 	int ret = 0;
 
 	flags |= FMODE_EXCL;
 
 	list_for_each_entry(device, head, dev_list) {
+		struct request_queue *q;
+		struct block_device *bdev;
+		struct buffer_head *bh;
+		struct btrfs_super_block *disk_super;
+		u64 devid;
+
 		if (device->bdev)
 			continue;
 		if (!device->name)
-- 
2.13.1