From cc2ac63d4cf72104e0e7f58bb846121f0f51bb19 Mon Sep 17 00:00:00 2001
From: Ruslan Bilovol <ruslan.bilovol@gmail.com>
Date: Mon, 1 Mar 2021 13:49:32 +0200
Subject: [PATCH] usb: gadget: f_uac1: stop playback on function disable
Git-commit: cc2ac63d4cf72104e0e7f58bb846121f0f51bb19
Patch-mainline: v5.12-rc3
References: git-fixes
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: <stable@vger.kernel.org> # 4.13+
Signed-off-by: Ruslan Bilovol <ruslan.bilovol@gmail.com>
Link: https://lore.kernel.org/r/1614599375-8803-3-git-send-email-ruslan.bilovol@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/usb/gadget/function/f_uac1.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/usb/gadget/function/f_uac1.c b/drivers/usb/gadget/function/f_uac1.c
index 00d346965f7a..560382e0a8f3 100644
--- a/drivers/usb/gadget/function/f_uac1.c
+++ b/drivers/usb/gadget/function/f_uac1.c
@@ -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);
}
--
2.26.2