diff options
| author | Varka Bhadram <varkab@cdac.in> | 2014-08-11 15:25:10 +0400 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2014-08-14 10:49:25 +0400 |
| commit | f55889128a776b51581394b20abd0b470304cf95 (patch) | |
| tree | 459042059218e28f568d4793e7b73a31b333989d | |
| parent | 0ba1f94e72b811215ce2f4610fe0f6cf88f4b28a (diff) | |
| download | linux-f55889128a776b51581394b20abd0b470304cf95.tar.xz | |
mac802154: common tx error path
This patch introduce the common error path on failure of Tx by
inserting the label 'err_tx'.
Signed-off-by: Varka Bhadram <varkab@cdac.in>
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
| -rw-r--r-- | net/mac802154/tx.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/net/mac802154/tx.c b/net/mac802154/tx.c index 8124353646ae..fdf4c0e67259 100644 --- a/net/mac802154/tx.c +++ b/net/mac802154/tx.c @@ -89,8 +89,7 @@ netdev_tx_t mac802154_tx(struct mac802154_priv *priv, struct sk_buff *skb, if (!(priv->phy->channels_supported[page] & (1 << chan))) { WARN_ON(1); - kfree_skb(skb); - return NETDEV_TX_OK; + goto err_tx; } mac802154_monitors_rx(mac802154_to_priv(&priv->hw), skb); @@ -103,12 +102,10 @@ netdev_tx_t mac802154_tx(struct mac802154_priv *priv, struct sk_buff *skb, data[1] = crc >> 8; } - if (skb_cow_head(skb, priv->hw.extra_tx_headroom)) { - kfree_skb(skb); - return NETDEV_TX_OK; - } + if (skb_cow_head(skb, priv->hw.extra_tx_headroom)) + goto err_tx; - work = kzalloc(sizeof(struct xmit_work), GFP_ATOMIC); + work = kzalloc(sizeof(*work), GFP_ATOMIC); if (!work) { kfree_skb(skb); return NETDEV_TX_BUSY; @@ -129,4 +126,8 @@ netdev_tx_t mac802154_tx(struct mac802154_priv *priv, struct sk_buff *skb, queue_work(priv->dev_workqueue, &work->work); return NETDEV_TX_OK; + +err_tx: + kfree_skb(skb); + return NETDEV_TX_OK; } |