mirror of
https://github.com/torvalds/linux
synced 2024-09-06 09:51:23 +00:00
[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>
This commit is contained in:
parent
c3ff1b90d8
commit
43ac9e62c4
14
block/bsg.c
14
block/bsg.c
|
@ -368,7 +368,7 @@ static struct bsg_command *bsg_next_done_cmd(struct bsg_device *bd)
|
|||
|
||||
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_add_device(struct inode *inode,
|
|||
|
||||
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;
|
||||
}
|
||||
|
|
Loading…
Reference in a new issue