diff options
| author | Alexander Aring <alex.aring@gmail.com> | 2015-05-17 21:45:02 +0200 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2015-05-19 11:44:45 +0200 |
| commit | 3335d98c69b1b09b963d09c8475c40bd8988c994 (patch) | |
| tree | 0502357284327c47ab0012c444587459a720ec32 /drivers/net/ieee802154/fakelb.c | |
| parent | 9f8b97f888445b737ea3716ca53498663e18d971 (diff) | |
| download | linux-3335d98c69b1b09b963d09c8475c40bd8988c994.tar.bz2 | |
fakelb: declare rwlock static
This patch moves the rwlock declarition into a static variable.
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'drivers/net/ieee802154/fakelb.c')
| -rw-r--r-- | drivers/net/ieee802154/fakelb.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/net/ieee802154/fakelb.c b/drivers/net/ieee802154/fakelb.c index d5fb77678349..43370fb48cf6 100644 --- a/drivers/net/ieee802154/fakelb.c +++ b/drivers/net/ieee802154/fakelb.c @@ -28,6 +28,7 @@ #include <net/cfg802154.h> static int numlbs = 2; +static DEFINE_RWLOCK(fakelb_lock); struct fakelb_phy { struct ieee802154_hw *hw; @@ -41,7 +42,6 @@ struct fakelb_phy { struct fakelb_priv { struct list_head list; - rwlock_t lock; }; static int @@ -79,10 +79,9 @@ static int fakelb_hw_xmit(struct ieee802154_hw *hw, struct sk_buff *skb) { struct fakelb_phy *current_phy = hw->priv; - struct fakelb_priv *fake = current_phy->fake; struct fakelb_phy *phy; - read_lock_bh(&fake->lock); + read_lock_bh(&fakelb_lock); list_for_each_entry(phy, ¤t_phy->fake->list, list) { if (current_phy == phy) continue; @@ -91,7 +90,7 @@ fakelb_hw_xmit(struct ieee802154_hw *hw, struct sk_buff *skb) current_phy->hw->phy->current_channel) fakelb_hw_deliver(phy, skb); } - read_unlock_bh(&fake->lock); + read_unlock_bh(&fakelb_lock); return 0; } @@ -188,9 +187,9 @@ static int fakelb_add_one(struct device *dev, struct fakelb_priv *fake) if (err) goto err_reg; - write_lock_bh(&fake->lock); + write_lock_bh(&fakelb_lock); list_add_tail(&phy->list, &fake->list); - write_unlock_bh(&fake->lock); + write_unlock_bh(&fakelb_lock); return 0; @@ -201,9 +200,9 @@ err_reg: static void fakelb_del(struct fakelb_phy *phy) { - write_lock_bh(&phy->fake->lock); + write_lock_bh(&fakelb_lock); list_del(&phy->list); - write_unlock_bh(&phy->fake->lock); + write_unlock_bh(&fakelb_lock); ieee802154_unregister_hw(phy->hw); ieee802154_free_hw(phy->hw); @@ -222,7 +221,6 @@ static int fakelb_probe(struct platform_device *pdev) goto err_alloc; INIT_LIST_HEAD(&priv->list); - rwlock_init(&priv->lock); for (i = 0; i < numlbs; i++) { err = fakelb_add_one(&pdev->dev, priv); |