[SCSI] bsg: use better helper list functions
This replace hlist_for_each and list_entry with hlist_for_each_entry
and list_first_entry respectively.
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
diff --git a/block/bsg.c b/block/bsg.c
index e2c65a1..b413318 100644
--- a/block/bsg.c
+++ b/block/bsg.c
@@ -368,7 +368,7 @@
spin_lock_irq(&bd->lock);
if (bd->done_cmds) {
- bc = list_entry(bd->done_list.next, struct bsg_command, list);
+ bc = list_first_entry(&bd->done_list, struct bsg_command, list);
list_del(&bc->list);
bd->done_cmds--;
}
@@ -772,21 +772,19 @@
static struct bsg_device *__bsg_get_device(int minor)
{
- struct bsg_device *bd = NULL;
+ struct bsg_device *bd;
struct hlist_node *entry;
mutex_lock(&bsg_mutex);
- hlist_for_each(entry, bsg_dev_idx_hash(minor)) {
- bd = hlist_entry(entry, struct bsg_device, dev_list);
+ hlist_for_each_entry(bd, entry, bsg_dev_idx_hash(minor), dev_list) {
if (bd->minor == minor) {
atomic_inc(&bd->ref_count);
- break;
+ goto found;
}
-
- bd = NULL;
}
-
+ bd = NULL;
+found:
mutex_unlock(&bsg_mutex);
return bd;
}