bluetooth: classic: smp: fix the wrong Responder Key Distribution

BR_SEND_KEYS_SC should be used to determine the value of
Responder Key Distribution when sending pairing_response to
reply smp br pairing_request.

Signed-off-by: Mark Wang <yichang.wang@nxp.com>

Author: MarkWangChinese

subsys/bluetooth/host/smp.c

@@ -1358,7 +1358,7 @@ static uint8_t smp_br_pairing_req(struct bt_smp_br *smp, struct net_buf *buf)
 	rsp->oob_flag = 0x00;
 	rsp->max_key_size = max_key_size;
 	rsp->init_key_dist = (req->init_key_dist & BR_RECV_KEYS_SC);
-	rsp->resp_key_dist = (req->resp_key_dist & BR_RECV_KEYS_SC);
+	rsp->resp_key_dist = (req->resp_key_dist & BR_SEND_KEYS_SC);
 
 	smp->local_dist = rsp->resp_key_dist;
 	smp->remote_dist = rsp->init_key_dist;