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patch "usb: gadget: f_uac1: stop playback on function disable" added to usb-linus

PATCH [email protected] 1 participant 1 message Mar 3, 2021

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This is a note to let you know that I've just added the patch titled

usb: gadget: f_uac1: stop playback on function disable

to my usb git tree which can be found at
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git
in the usb-linus branch.

The patch will show up in the next release of the linux-next tree (usually sometime within the next 24 hours during the week.)

The patch will hopefully also be merged in Linus's tree for the next -rc kernel release.

If you have any questions about this process, please let me know.

From 466b4bed6798e912264325bb4d90dfcd3a8a9128 Mon Sep 17 00:00:00 2001
From: Ruslan Bilovol <[email protected]>
Date: Mon, 1 Mar 2021 13:49:32 +0200
Subject: usb: gadget: f_uac1: stop playback on function disable

There is missing playback stop/cleanup in case of gadget's ->disable callback that happens on events like USB host resetting or gadget disconnection

Fixes 0591bc236015 ("usb: gadget: add f_uac1 variant based on a new u_audio api")
Cc <[email protected]> # 4.13+
---
 drivers/usb/gadget/function/f_uac1.c | 1 +
 1 file changed, 1 insertion(+)
drivers/usb/gadget/function/f_uac1.c +1 -0
index 00d346965f7a..560382e0a8f3 100644
@@ -499,6 +499,7 @@ static void f_audio_disable(struct usb_function *f)
 	uac1->as_out_alt = 0;
 	uac1->as_in_alt = 0;
 
+	u_audio_stop_playback(&uac1->g_audio);
 	u_audio_stop_capture(&uac1->g_audio);
 }
 
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