3 files changed, 10 insertions, 5 deletions
diff --git a/net/mac802154/ieee802154_dev.c b/net/mac802154/ieee802154_dev.c
index e748aed290aa..b7c7f815deae 100644
--- a/net/mac802154/ieee802154_dev.c
+++ b/net/mac802154/ieee802154_dev.c
@@ -224,9 +224,9 @@ void ieee802154_free_device(struct ieee802154_dev *hw)
 
 	BUG_ON(!list_empty(&priv->slaves));
 
-	wpan_phy_free(priv->phy);
-
 	mutex_destroy(&priv->slaves_mtx);
+
+	wpan_phy_free(priv->phy);
 }
 EXPORT_SYMBOL(ieee802154_free_device);
 
diff --git a/net/mac802154/tx.c b/net/mac802154/tx.c
index 1a4df39c722e..4e09d070995a 100644
--- a/net/mac802154/tx.c
+++ b/net/mac802154/tx.c
@@ -85,6 +85,7 @@ 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;
 	}
 
@@ -98,13 +99,15 @@ netdev_tx_t mac802154_tx(struct mac802154_priv *priv, struct sk_buff *skb,
 	}
 
 	if (skb_cow_head(skb, priv->hw.extra_tx_headroom)) {
-		dev_kfree_skb(skb);
+		kfree_skb(skb);
 		return NETDEV_TX_OK;
 	}
 
 	work = kzalloc(sizeof(struct xmit_work), GFP_ATOMIC);
-	if (!work)
+	if (!work) {
+		kfree_skb(skb);
 		return NETDEV_TX_BUSY;
+	}
 
 	INIT_WORK(&work->work, mac802154_xmit_worker);
 	work->skb = skb;
diff --git a/net/mac802154/wpan.c b/net/mac802154/wpan.c
index f30f6d4beea1..1191039c2b1b 100644
--- a/net/mac802154/wpan.c
+++ b/net/mac802154/wpan.c
@@ -327,8 +327,10 @@ mac802154_wpan_xmit(struct sk_buff *skb, struct net_device *dev)
 
 	if (chan == MAC802154_CHAN_NONE ||
 	    page >= WPAN_NUM_PAGES ||
-	    chan >= WPAN_NUM_CHANNELS)
+	    chan >= WPAN_NUM_CHANNELS) {
+		kfree_skb(skb);
 		return NETDEV_TX_OK;
+	}
 
 	skb->skb_iif = dev->ifindex;
 	dev->stats.tx_packets++;