[RFCv5 10/26] Bluetooth: A2MP: Process A2MP Command Reject

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From: Andrei Emeltchenko <andrei.emeltchenko@xxxxxxxxx>

Placeholder for future A2MP Command Reject handler.

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@xxxxxxxxx>
---
 net/bluetooth/a2mp.c |   19 +++++++++++++++++++
 1 files changed, 19 insertions(+), 0 deletions(-)

diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c
index d2063af..a2677d6 100644
--- a/net/bluetooth/a2mp.c
+++ b/net/bluetooth/a2mp.c
@@ -65,6 +65,22 @@ static void a2mp_send(struct amp_mgr *mgr, u8 code, u8 ident, u16 len,
 	kfree(cmd);
 }
 
+/* Processing A2MP messages */
+static inline int a2mp_command_rej(struct amp_mgr *mgr, struct sk_buff *skb,
+				   struct a2mp_cmd *hdr)
+{
+	struct a2mp_cmd_rej *rej = (struct a2mp_cmd_rej *) skb->data;
+
+	if (le16_to_cpu(hdr->len) < sizeof(*rej))
+		return -EINVAL;
+
+	BT_DBG("ident %d reason %d", hdr->ident, le16_to_cpu(rej->reason));
+
+	skb_pull(skb, sizeof(*rej));
+
+	return 0;
+}
+
 /* Handle A2MP signalling */
 static int a2mp_chan_recv_cb(void *data, struct sk_buff *skb)
 {
@@ -91,6 +107,9 @@ static int a2mp_chan_recv_cb(void *data, struct sk_buff *skb)
 
 		switch (hdr->code) {
 		case A2MP_COMMAND_REJ:
+			a2mp_command_rej(mgr, skb, hdr);
+			break;
+
 		case A2MP_DISCOVER_REQ:
 		case A2MP_CHANGE_NOTIFY:
 		case A2MP_GETINFO_REQ:
-- 
1.7.9.1

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