Bluetooth: Make hci_send_sco() void

It also removes an unneeded check for the MTU. The check is done before
on sco_send_frame()

Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
Reviewed-by: João Paulo Rechi Vita <jprvita@profusion.mobi>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index ce3c99e..9830a88 100644 (file)
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -637,7 +637,7 @@ int hci_unregister_notifier(struct notifier_block *nb);
 
 int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, void *param);
 int hci_send_acl(struct hci_conn *conn, struct sk_buff *skb, __u16 flags);
-int hci_send_sco(struct hci_conn *conn, struct sk_buff *skb);
+void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb);
 
 void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode);
 

diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 4ad2319..1c9aef9 100644 (file)
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -1308,18 +1308,13 @@ int hci_send_acl(struct hci_conn *conn, struct sk_buff *skb, __u16 flags)
 EXPORT_SYMBOL(hci_send_acl);
 
 /* Send SCO data */
-int hci_send_sco(struct hci_conn *conn, struct sk_buff *skb)
+void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb)
 {
        struct hci_dev *hdev = conn->hdev;
        struct hci_sco_hdr hdr;
 
        BT_DBG("%s len %d", hdev->name, skb->len);
 
-       if (skb->len > hdev->sco_mtu) {
-               kfree_skb(skb);
-               return -EINVAL;
-       }
-
        hdr.handle = cpu_to_le16(conn->handle);
        hdr.dlen   = skb->len;
 
@@ -1332,8 +1327,6 @@ int hci_send_sco(struct hci_conn *conn, struct sk_buff *skb)
 
        skb_queue_tail(&conn->data_q, skb);
        tasklet_schedule(&hdev->tx_task);
-
-       return 0;
 }
 EXPORT_SYMBOL(hci_send_sco);
 

diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index b406d3e..541b26e 100644 (file)
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -249,8 +249,7 @@ static inline int sco_send_frame(struct sock *sk, struct msghdr *msg, int len)
                goto fail;
        }
 
-       if ((err = hci_send_sco(conn->hcon, skb)) < 0)
-               return err;
+       hci_send_sco(conn->hcon, skb);
 
        return count;