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From:   =?UTF-8?q?S=C3=A9bastien=20Viande?= <sviande@gmail.com>
To:     linux-bluetooth@vger.kernel.org
Cc:     =?UTF-8?q?S=C3=A9bastien=20Viande?= <sviande@gmail.com>
Subject: [PATCH BlueZ] [BlueZ] audio/a2dp: refcount
Date:   Wed, 21 Jul 2021 11:17:27 +0200
Message-Id: <20210721091727.177872-1-sviande@gmail.com>
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Fix a2dp setup.

I'm not the initial author of the code you can find the source on
https://patches.linaro.org/patch/285268/

This patch fix my problem the a2dp source not available there was only
HSP/HFP.
---
 profiles/audio/a2dp.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/profiles/audio/a2dp.c b/profiles/audio/a2dp.c
index 86bc02994..be707edda 100644
--- a/profiles/audio/a2dp.c
+++ b/profiles/audio/a2dp.c
@@ -1568,6 +1568,8 @@ static void channel_free(void *data)
 	}
 
 	avdtp_remove_state_cb(chan->state_id);
+	if (chan->session)
+		avdtp_unref(chan->session);
 
 	queue_destroy(chan->seps, remove_remote_sep);
 	free(chan->last_used);
@@ -2149,7 +2151,7 @@ static void avdtp_state_cb(struct btd_device *dev, struct avdtp *session,
 		break;
 	case AVDTP_SESSION_STATE_CONNECTED:
 		if (!chan->session)
-			chan->session = session;
+			chan->session = avdtp_ref(session);
 		load_remote_seps(chan);
 		break;
 	}
@@ -2229,6 +2231,7 @@ found:
 		channel_remove(chan);
 		return NULL;
 	}
+	avdtp_ref(chan->session);
 
 	return avdtp_ref(chan->session);
 }
@@ -2249,6 +2252,7 @@ static void connect_cb(GIOChannel *io, GError *err, gpointer user_data)
 			error("Unable to create AVDTP session");
 			goto fail;
 		}
+		avdtp_ref(chan->session);
 	}
 
 	g_io_channel_unref(chan->io);
-- 
2.32.0