diff mbox series

Bluetooth: btusb: Don't suspend when there are connections

Message ID 20230224014855.3423985-1-luiz.dentz@gmail.com (mailing list archive)
State New, archived
Headers show
Series Bluetooth: btusb: Don't suspend when there are connections | expand

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Context Check Description
tedd_an/pre-ci_am success Success
tedd_an/CheckPatch success CheckPatch PASS
tedd_an/GitLint success Gitlint PASS
tedd_an/SubjectPrefix success Gitlint PASS
tedd_an/BuildKernel success BuildKernel PASS
tedd_an/CheckAllWarning success CheckAllWarning PASS
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tedd_an/BuildKernel32 success BuildKernel32 PASS
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Commit Message

Luiz Augusto von Dentz Feb. 24, 2023, 1:48 a.m. UTC 
From: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>

This checks if there are connections before suspending since that may
disrupt the connections making it stop receiving any data if remote
wakeup is not enabled.

Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
---
 drivers/bluetooth/btusb.c | 4 ++++
 1 file changed, 4 insertions(+)
diff mbox series

Patch

diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 6273a93defd2..279d9e89c646 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -4258,6 +4258,10 @@  static int btusb_suspend(struct usb_interface *intf, pm_message_t message)
 
 	BT_DBG("intf %p", intf);
 
+	/* Don't suspend if there are connections */
+	if (hci_conn_count(data->hdev))
+		return -EBUSY;
+
 	if (data->suspend_count++)
 		return 0;