diff mbox series

[V4,3/4] Bluetooth: Disable SCO support if READ_VOICE_SETTING is unsupported/broken

Message ID 20250301062301.18029-4-nishiyama.pedro@gmail.com (mailing list archive)
State New
Headers show
Series Bluetooth: btusb: Fix regression in the initialization of fake Bluetooth controllers | expand

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Context Check Description
tedd_an/pre-ci_am success Success
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Commit Message

Pedro Nishiyama March 1, 2025, 6:23 a.m. UTC
A SCO connection without the proper voice_setting can cause 
the controller to lock up.

Signed-off-by: Pedro Nishiyama <nishiyama.pedro@gmail.com>
---
 net/bluetooth/hci_event.c | 4 ++++
 1 file changed, 4 insertions(+)
diff mbox series

Patch

diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 2cc7a9306350..88011fdb3673 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -930,6 +930,9 @@  static u8 hci_cc_read_buffer_size(struct hci_dev *hdev, void *data,
 		hdev->sco_pkts = 8;
 	}
 
+	if (!read_voice_setting_capable(hdev))
+		hdev->sco_pkts = 0;
+
 	hdev->acl_cnt = hdev->acl_pkts;
 	hdev->sco_cnt = hdev->sco_pkts;