hfp_ag_bluez5: use none prefix for AT+BCC.

iPhone 5s with iOS8.2 sometimes failes to acknowledge AT+BCC
with OK. This means +CIEV events get consumed by this command
and call ended notification is not parsed.

Nov 30 00:00:19 ofonod[938]: > AT+BCC\r
Nov 30 00:00:28 ofonod[938]: < \r\n+CIEV: 2,0\r\n

diff --git a/plugins/hfp_hf_bluez5.c b/plugins/hfp_hf_bluez5.c
index f5c572d..2bed2a1 100644 (file)
--- a/plugins/hfp_hf_bluez5.c
+++ b/plugins/hfp_hf_bluez5.c
@@ -390,7 +390,8 @@ static void hfp16_card_connect(struct ofono_handsfree_card *card,
                        info->ag_features & HFP_AG_FEATURE_CODEC_NEGOTIATION) {
                struct cb_data *cbd = cb_data_new(cb, data);
 
-               g_at_chat_send(info->chat, "AT+BCC", NULL, bcc_cb, cbd, g_free);
+               g_at_chat_send(info->chat, "AT+BCC", none_prefix, bcc_cb,
+                                                               cbd, g_free);
                return;
        }