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btrfs: remove tmp variable for list traversal in btrfs_init_dev_replace_tgtdev

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In the function btrfs_init_dev_replace_tgtdev(), the local variable
devices is used only once, we can remove it.

Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Anand Jain 2020-09-05 01:34:32 +08:00 committed by David Sterba
parent e17125b52b
commit 1888709d71
1 changed files with 1 additions and 3 deletions
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4
fs/btrfs/dev-replace.c
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@ -224,7 +224,6 @@ static int btrfs_init_dev_replace_tgtdev(struct btrfs_fs_info *fs_info,
{
struct btrfs_device *device;
struct block_device *bdev;
struct list_head *devices;
struct rcu_string *name;
u64 devid = BTRFS_DEV_REPLACE_DEVID;
int ret = 0;
@ -244,8 +243,7 @@ static int btrfs_init_dev_replace_tgtdev(struct btrfs_fs_info *fs_info,
sync_blockdev(bdev);
devices = &fs_info->fs_devices->devices;
list_for_each_entry(device, devices, dev_list) {
list_for_each_entry(device, &fs_info->fs_devices->devices, dev_list) {
if (device->bdev == bdev) {
btrfs_err(fs_info,
"target device is in the filesystem!");