diff options
Diffstat (limited to 'drivers/net/wireless/mwifiex/wmm.c')
| -rw-r--r-- | drivers/net/wireless/mwifiex/wmm.c | 30 |
1 files changed, 16 insertions, 14 deletions
diff --git a/drivers/net/wireless/mwifiex/wmm.c b/drivers/net/wireless/mwifiex/wmm.c index 5757ebd2163a..6f0cc210f79a 100644 --- a/drivers/net/wireless/mwifiex/wmm.c +++ b/drivers/net/wireless/mwifiex/wmm.c @@ -850,6 +850,7 @@ mwifiex_wmm_get_highest_priolist_ptr(struct mwifiex_adapter *adapter, struct mwifiex_ra_list_tbl *ptr, *head; struct mwifiex_bss_prio_node *bssprio_node, *bssprio_head; struct mwifiex_tid_tbl *tid_ptr; + atomic_t *hqp; int is_list_empty; unsigned long flags; int i, j; @@ -879,12 +880,8 @@ mwifiex_wmm_get_highest_priolist_ptr(struct mwifiex_adapter *adapter, } do { - atomic_t *hqp; - spinlock_t *lock; - priv_tmp = bssprio_node->priv; hqp = &priv_tmp->wmm.highest_queued_prio; - lock = &priv_tmp->wmm.ra_list_spinlock; for (i = atomic_read(hqp); i >= LOW_PRIO_TID; --i) { @@ -923,16 +920,10 @@ mwifiex_wmm_get_highest_priolist_ptr(struct mwifiex_adapter *adapter, do { is_list_empty = skb_queue_empty(&ptr->skb_head); - if (!is_list_empty) { - spin_lock_irqsave(lock, flags); - if (atomic_read(hqp) > i) - atomic_set(hqp, i); - spin_unlock_irqrestore(lock, - flags); - *priv = priv_tmp; - *tid = tos_to_tid[i]; - return ptr; - } + + if (!is_list_empty) + goto found; + /* Get next ra */ ptr = list_first_entry(&ptr->list, struct mwifiex_ra_list_tbl, @@ -969,6 +960,17 @@ mwifiex_wmm_get_highest_priolist_ptr(struct mwifiex_adapter *adapter, } while (bssprio_node != bssprio_head); } return NULL; + +found: + spin_lock_irqsave(&priv_tmp->wmm.ra_list_spinlock, flags); + if (atomic_read(hqp) > i) + atomic_set(hqp, i); + spin_unlock_irqrestore(&priv_tmp->wmm.ra_list_spinlock, flags); + + *priv = priv_tmp; + *tid = tos_to_tid[i]; + + return ptr; } /* |