5 files changed, 7 insertions, 12 deletions

diff --git a/drivers/md/dm-bio-prison.c b/drivers/md/dm-bio-prison.c
index aefb78e3cbf9..d9d3f1c7b662 100644
--- a/drivers/md/dm-bio-prison.c
+++ b/drivers/md/dm-bio-prison.c
@@ -106,9 +106,8 @@ static struct dm_bio_prison_cell *__search_bucket(struct hlist_head *bucket,
                                                   struct dm_cell_key *key)
 {
         struct dm_bio_prison_cell *cell;
-        struct hlist_node *tmp;
 
-        hlist_for_each_entry(cell, tmp, bucket, list)
+        hlist_for_each_entry(cell, bucket, list)
                 if (keys_equal(&cell->key, key))
                         return cell;
 
diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c
index 651ca79881dd..93205e32a004 100644
--- a/drivers/md/dm-bufio.c
+++ b/drivers/md/dm-bufio.c
@@ -859,9 +859,8 @@ static void __check_watermark(struct dm_bufio_client *c)
 static struct dm_buffer *__find(struct dm_bufio_client *c, sector_t block)
 {
         struct dm_buffer *b;
-        struct hlist_node *hn;
 
-        hlist_for_each_entry(b, hn, &c->cache_hash[DM_BUFIO_HASH(block)],
+        hlist_for_each_entry(b, &c->cache_hash[DM_BUFIO_HASH(block)],
                              hash_list) {
                 dm_bufio_cond_resched();
                 if (b->block == block)
diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
index 59fc18ae52c2..10079e07edf4 100644
--- a/drivers/md/dm-snap.c
+++ b/drivers/md/dm-snap.c
@@ -227,12 +227,11 @@ static void stop_tracking_chunk(struct dm_snapshot *s, struct bio *bio)
 static int __chunk_is_tracked(struct dm_snapshot *s, chunk_t chunk)
 {
         struct dm_snap_tracked_chunk *c;
-        struct hlist_node *hn;
         int found = 0;
 
         spin_lock_irq(&s->tracked_chunk_lock);
 
-        hlist_for_each_entry(c, hn,
+        hlist_for_each_entry(c,
             &s->tracked_chunk_hash[DM_TRACKED_CHUNK_HASH(chunk)], node) {
                 if (c->chunk == chunk) {
                         found = 1;
diff --git a/drivers/md/persistent-data/dm-transaction-manager.c b/drivers/md/persistent-data/dm-transaction-manager.c
index 7b17a1fdeaf9..81da1a26042e 100644
--- a/drivers/md/persistent-data/dm-transaction-manager.c
+++ b/drivers/md/persistent-data/dm-transaction-manager.c
@@ -46,10 +46,9 @@ static int is_shadow(struct dm_transaction_manager *tm, dm_block_t b)
         int r = 0;
         unsigned bucket = dm_hash_block(b, DM_HASH_MASK);
         struct shadow_info *si;
-        struct hlist_node *n;
 
         spin_lock(&tm->lock);
-        hlist_for_each_entry(si, n, tm->buckets + bucket, hlist)
+        hlist_for_each_entry(si, tm->buckets + bucket, hlist)
                 if (si->where == b) {
                         r = 1;
                         break;
@@ -81,14 +80,14 @@ static void insert_shadow(struct dm_transaction_manager *tm, dm_block_t b)
 static void wipe_shadow_table(struct dm_transaction_manager *tm)
 {
         struct shadow_info *si;
-        struct hlist_node *n, *tmp;
+        struct hlist_node *tmp;
         struct hlist_head *bucket;
         int i;
 
         spin_lock(&tm->lock);
         for (i = 0; i < DM_HASH_SIZE; i++) {
                 bucket = tm->buckets + i;
-                hlist_for_each_entry_safe(si, n, tmp, bucket, hlist)
+                hlist_for_each_entry_safe(si, tmp, bucket, hlist)
                         kfree(si);
 
                 INIT_HLIST_HEAD(bucket);
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 19d77a026639..697f026cb318 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -365,10 +365,9 @@ static struct stripe_head *__find_stripe(struct r5conf *conf, sector_t sector,
                                          short generation)
 {
         struct stripe_head *sh;
-        struct hlist_node *hn;
 
         pr_debug("__find_stripe, sector %llu\n", (unsigned long long)sector);
-        hlist_for_each_entry(sh, hn, stripe_hash(conf, sector), hash)
+        hlist_for_each_entry(sh, stripe_hash(conf, sector), hash)
                 if (sh->sector == sector && sh->generation == generation)
                         return sh;
         pr_debug("__stripe %llu not in cache\n", (unsigned long long)sector);