From e1d299f61a1660cbbabccfa0d07421861b9b9711 Mon Sep 17 00:00:00 2001 From: Alexander Aring Date: Tue, 28 Oct 2014 18:21:22 +0100 Subject: [PATCH] mac802154: remove might_sleep from driver layer This patch removes all might_sleep calls from driver layer. This handling is already done by mac802154 layer. Signed-off-by: Alexander Aring Signed-off-by: Marcel Holtmann --- drivers/net/ieee802154/at86rf230.c | 3 --- drivers/net/ieee802154/cc2520.c | 1 - drivers/net/ieee802154/fakelb.c | 4 ---- 3 files changed, 8 deletions(-) diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c index 5068c1bd0046..b83ad0b38688 100644 --- a/drivers/net/ieee802154/at86rf230.c +++ b/drivers/net/ieee802154/at86rf230.c @@ -993,7 +993,6 @@ at86rf230_xmit(struct ieee802154_hw *hw, struct sk_buff *skb) static int at86rf230_ed(struct ieee802154_hw *hw, u8 *level) { - might_sleep(); BUG_ON(!level); *level = 0xbe; return 0; @@ -1048,8 +1047,6 @@ at86rf230_channel(struct ieee802154_hw *hw, u8 page, u8 channel) struct at86rf230_local *lp = hw->priv; int rc; - might_sleep(); - if (page < 0 || page > 31 || !(lp->hw->phy->channels_supported[page] & BIT(channel))) { WARN_ON(1); diff --git a/drivers/net/ieee802154/cc2520.c b/drivers/net/ieee802154/cc2520.c index 78ea2cadeb78..c56d10c7ccfa 100644 --- a/drivers/net/ieee802154/cc2520.c +++ b/drivers/net/ieee802154/cc2520.c @@ -574,7 +574,6 @@ cc2520_set_channel(struct ieee802154_hw *hw, u8 page, u8 channel) struct cc2520_private *priv = hw->priv; int ret; - might_sleep(); dev_dbg(&priv->spi->dev, "trying to set channel\n"); BUG_ON(page != 0); diff --git a/drivers/net/ieee802154/fakelb.c b/drivers/net/ieee802154/fakelb.c index 4092e704c4aa..6e62286cef78 100644 --- a/drivers/net/ieee802154/fakelb.c +++ b/drivers/net/ieee802154/fakelb.c @@ -47,7 +47,6 @@ struct fakelb_priv { static int fakelb_hw_ed(struct ieee802154_hw *hw, u8 *level) { - might_sleep(); BUG_ON(!level); *level = 0xbe; @@ -59,7 +58,6 @@ fakelb_hw_channel(struct ieee802154_hw *hw, u8 page, u8 channel) { pr_debug("set channel to %d\n", channel); - might_sleep(); hw->phy->current_page = page; hw->phy->current_channel = channel; @@ -85,8 +83,6 @@ fakelb_hw_xmit(struct ieee802154_hw *hw, struct sk_buff *skb) struct fakelb_dev_priv *priv = hw->priv; struct fakelb_priv *fake = priv->fake; - might_sleep(); - read_lock_bh(&fake->lock); if (priv->list.next == priv->list.prev) { /* we are the only one device */ -- 2.20.1