Bluetooth: Remove some pointless conditionals before kfree_skb()

Remove some pointless conditionals before kfree_skb().

Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
diff --git a/drivers/bluetooth/bfusb.c b/drivers/bluetooth/bfusb.c
index d3f14be..2a00707 100644
--- a/drivers/bluetooth/bfusb.c
+++ b/drivers/bluetooth/bfusb.c
@@ -257,8 +257,7 @@
 
 	if (hdr & 0x10) {
 		BT_ERR("%s error in block", data->hdev->name);
-		if (data->reassembly)
-			kfree_skb(data->reassembly);
+		kfree_skb(data->reassembly);
 		data->reassembly = NULL;
 		return -EIO;
 	}
diff --git a/drivers/bluetooth/hci_h4.c b/drivers/bluetooth/hci_h4.c
index b0fafb0..c0ce813 100644
--- a/drivers/bluetooth/hci_h4.c
+++ b/drivers/bluetooth/hci_h4.c
@@ -102,8 +102,7 @@
 
 	skb_queue_purge(&h4->txq);
 
-	if (h4->rx_skb)
-		kfree_skb(h4->rx_skb);
+	kfree_skb(h4->rx_skb);
 
 	hu->priv = NULL;
 	kfree(h4);
diff --git a/drivers/bluetooth/hci_ll.c b/drivers/bluetooth/hci_ll.c
index b91d45a..5c65014 100644
--- a/drivers/bluetooth/hci_ll.c
+++ b/drivers/bluetooth/hci_ll.c
@@ -163,8 +163,7 @@
 	skb_queue_purge(&ll->tx_wait_q);
 	skb_queue_purge(&ll->txq);
 
-	if (ll->rx_skb)
-		kfree_skb(ll->rx_skb);
+	kfree_skb(ll->rx_skb);
 
 	hu->priv = NULL;