Replace list_for_each_entry() by list_for_each_entry_safe() in next
functions:
- lock_stripe_add()
- __btrfs_close_devices()

Signed-off-by: Azat Khuzhin <a3at.m...@gmail.com>
---
 fs/btrfs/raid56.c  |    4 ++--
 fs/btrfs/volumes.c |    4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/fs/btrfs/raid56.c b/fs/btrfs/raid56.c
index 0525e13..37e6dc9 100644
--- a/fs/btrfs/raid56.c
+++ b/fs/btrfs/raid56.c
@@ -636,7 +636,7 @@ static noinline int lock_stripe_add(struct btrfs_raid_bio 
*rbio)
 {
        int bucket = rbio_bucket(rbio);
        struct btrfs_stripe_hash *h = rbio->fs_info->stripe_hash_table->table + 
bucket;
-       struct btrfs_raid_bio *cur;
+       struct btrfs_raid_bio *cur, *next;
        struct btrfs_raid_bio *pending;
        unsigned long flags;
        DEFINE_WAIT(wait);
@@ -646,7 +646,7 @@ static noinline int lock_stripe_add(struct btrfs_raid_bio 
*rbio)
        int walk = 0;
 
        spin_lock_irqsave(&h->lock, flags);
-       list_for_each_entry(cur, &h->hash_list, hash_list) {
+       list_for_each_entry_safe(cur, next, &h->hash_list, hash_list) {
                walk++;
                if (cur->raid_map[0] == rbio->raid_map[0]) {
                        spin_lock(&cur->bio_list_lock);
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 78b8717..1d1b595 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -616,13 +616,13 @@ static void free_device(struct rcu_head *head)
 
 static int __btrfs_close_devices(struct btrfs_fs_devices *fs_devices)
 {
-       struct btrfs_device *device;
+       struct btrfs_device *device, *next;
 
        if (--fs_devices->opened > 0)
                return 0;
 
        mutex_lock(&fs_devices->device_list_mutex);
-       list_for_each_entry(device, &fs_devices->devices, dev_list) {
+       list_for_each_entry_safe(device, next, &fs_devices->devices, dev_list) {
                struct btrfs_device *new_device;
                struct rcu_string *name;
 
-- 
1.7.10.4

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